The dataset contains astronomical objects, their classifications, locations, estimated ages, and additional notes. It includes various phenomena such as stars, cosmic structures, and supernovae, each characterized by significant ages and scientific relevance.
| Object Name | Type | Location | Estimated Age (billion years) | Notes |
|---|---|---|---|---|
| Oldest Star | Star | Galactic Halo | 13.8 | HE 1523-0901, second oldest star. |
| Galaxy Cluster | Galaxy Cluster | Abell 2744 | 4.6 | Formed shortly after the Big Bang. |
| Cosmic Microwave Background | Radiation | Universe | 13.8 | Relic radiation from the Big Bang. |
| White Dwarf | Star | Solar Neighborhood | 11.4 | Remnant of a low to medium mass star. |
| Red Dwarf | Star | Everywhere in the Milky Way | 13.0 | Most common type of star in the universe. |
| Black Hole | Black Hole | Milky Way Center | 13.0 | Sagittarius A*, a supermassive black hole. |
| Quasar | Galactic Nucleus | Various galaxies | 12.7 | Accretion disk around a supermassive black hole. |
| Type Ia Supernova | Supernova | Various | 5.0 | Used as standard candles for measuring distances. |
| Neutron Star | Star | Various locations | 1.4 | Remnant of a supernova explosion. |
| Pulsar | Star | Various | 1.0 | Rapidly rotating neutron star emitting beams of radiation. |
| Globular Cluster | Cluster | Milky Way | 12.0 | Dense collection of stars, very old. |
| Elliptical Galaxy | Galaxy | Virgo Cluster | 10.2 | Common form of galaxy in the universe. |
| Spiral Galaxy | Galaxy | Andromeda | 10.0 | Our nearest spiral galaxy neighbor. |
| Protoplanetary Disk | Disk | Orion Nebula | 0.01 | Where planets form around stars. |
| Stellar Nursery | Region | Orion Nebula | 0.01 | Location where new stars are born. |
| Galactic Halo | Region | Milky Way | 13.8 | Spherical area surrounding the galaxy. |
| Dark Matter Halo | Structure | The Universe | 13.8 | Composed of dark matter affecting galaxy formation. |
| Luminous Red Galaxy | Galaxy | Cosmic High Noon | 10.0 | Very active star-forming galaxies in the past. |
| Massive Galaxy Formation | Galaxy | Various locations | 8.0 | Galaxy mergers leading to massive galactic structures. |
| Hubble Deep Field | Image | Universe | 13.0 | Provides deep field views of distant galaxies. |
| Starburst Galaxy | Galaxy | Various | 5.0 | Galaxies experiencing intense star formation. |
| Superbubble | Region | Various Nebulae | 0.01 | Large cavities blown by successive supernovae. |
| Galaxy Merge | Event | Various | 5.0 | Occurs when galaxies collide and merge. |
| Chemical Signature | Element | Universe | 4.5 | Elements formed during nucleosynthesis in stars. |
| Cosmic Void | Region | Universe | 13.8 | Large empty spaces between matter. |
| Solar System Formation | Event | Solar Neighborhood | 4.6 | Process of formation of the solar system. |
| Cosmic Filament | Structure | Universe | 13.8 | Large-scale structures in the universe. |
| Extreme Mass Ratio Inspiral | Event | Nearby Galaxies | 12.0 | Binary system of black holes merging. |
| First Stars | Star | Universe | 13.5 | Population III stars formed in the dark ages. |
| Star Cluster | Cluster | Milky Way | 11.0 | Group of stars formed together. |
| Gamma Ray Burst | Event | Various | 7.0 | Powerful explosions in distant galaxies. |
| Exoplanets | Planet | Various Systems | 0.001 | Planets outside our solar system. |
| Gravitational Lensing | Phenomenon | Universe | 13.0 | Effect of mass bending light from distant objects. |
| Spectroscopy Data | Data Type | Astrophysics | 5.0 | Used to identify the composition of distant stars. |
| Helium Flash | Event | Star | 1.0 | Rapid helium fusion in red giants. |
| Bubble Nebula | Nebula | Galactic Neighborhood | 0.01 | Created by a massive star's stellar winds. |
| Kilonova | Event | Universe | 10.0 | Explosion from merging neutron stars. |
| Metallicity Measurement | Data Type | Star | 4.0 | Determine abundance of elements in a star. |
| Redshift Calculation | Data Type | Universe | 13.0 | Measurement of how light stretches over vast distances. |
| Baryonic Acoustic Oscillation | Phenomenon | Universe | 13.0 | Sound waves in the early universe, creating density peaks. |
| Primordial Nucleosynthesis | Process | Universe | 4.5 | Formation of light elements shortly after the Big Bang. |
| Age of the Universe | Measurement | Universe | 13.8 | Estimated through multiple astronomical data. |
| Observational Data | Data Type | Various | 5.0 | Data collected using telescopes and instruments. |
| Deep Field Imaging | Technique | Universe | 10.0 | Capturing images of distant galaxies. |
| Planetary Nebula | Nebula | Various | 1.0 | Shell of gas ejected from dying stars. |
| Fossil Galaxies | Galaxy | Universe | 12.0 | Galaxies that are remnants of early universe structures. |
| Cosmic Chronometer | Phenomenon | Universe | 10.0 | Using cosmic events to measure time in the universe. |
| Stellar Parallax | Measurement | Solar Neighborhood | 0.01 | Used to determine distances to nearby stars. |
| Cosmic Distance Ladder | Method | Universe | 5.0 | Technique using various methods to measure astronomical distances. |
| Cosmic Ray | Radiation | Universe | 1.0 | High-energy particles from outer space. |
| Large Scale Structure | Structure | Universe | 10.0 | Distribution of galaxies in the universe. |
| Tidal Disruption Event | Event | Nearby Galaxies | 8.0 | When a star is disrupted by a black hole's gravity. |
| Red Supergiant | Star | Orion Constellation | 10.0 | Massive star stage before supernova. |
| Black Hole Merger | Event | Universe | 12.0 | Merging of two black holes. |
| Active Galactic Nucleus | Nucleus | Various | 7.0 | Central region of a galaxy with active emissions. |
| Blinking Quasar | Active Galactic Nucleus | Universe | 7.0 | Object that changes brightness rapidly. |
| Filament Galaxy | Galaxy | Universe | 9.0 | Galaxies along cosmic filaments. |
| Centaurus A | Galaxy | Centaurus | 10.0 | Near one of the Milky Way's neighbors. |
| Messier Object | Object | Various | 1.0 | Cataloged astronomical objects. |
| 2MASS Galaxy Survey | Survey | Universe | 7.0 | Survey of nearby galaxies in infrared. |
| Galactic Merger | Event | Universe | 5.0 | Merging event between galaxies. |
| Interstellar Medium | Medium | Galaxy | 10.0 | Matter exists between stars in a galaxy. |
| Oort Cloud | Structure | Solar System | 4.6 | Hypothetical cloud of icy bodies at the solar system's edge. |
| Kuiper Belt | Structure | Solar System | 4.6 | Region of icy bodies beyond Neptune. |
| Solar Flare | Event | Sun | 0.001 | Burst of energy from the sun. |
| Stellar Wind | Phenomenon | Star | 10.0 | Stream of charged particles released from stars. |
| Deep Sky Object | Object | Universe | 5.0 | Any astronomical object outside of our solar system. |
| Newton's Law of Gravitation | Law | Physics | 3.0 | Describes gravitational attraction between objects. |
| Einstein's General Relativity | Theory | Physics | 3.0 | Theory of gravitation describing spacetime curvature. |
| Vacuum Energy | Energy | Universe | 13.0 | Energy density of empty space in quantum field. |
| Cosmic Inflation | Theory | Universe | 13.0 | Rapid expansion of the universe after the Big Bang. |
| Great Attractor | Structure | Universe | 2.0 | Gravitational anomaly affecting galaxies. |
| Dark Energy | Energy | Universe | 13.8 | Account for accelerated expansion of the universe. |
| Solar Nebula | Nebula | Solar System | 4.6 | Cloud of gas and dust from which the solar system formed. |
| Accretion Disk | Disk | Black Holes | 1.0 | Material accumulating around a massive body. |
| Isolated Neutron Star | Star | Universe | 1.0 | Neutron star not in a binary system. |
| Hubble's Law | Law | Universe | 1.0 | Indicates that galaxies are moving away from us. |
| Gamma-ray Burst | Event | Universe | 12.0 | Extremely energetic explosion in distant galaxies. |
| Alma Cluster | Galaxy Cluster | Universe | 5.0 | Largest cluster of galaxies known. |
| Nearby Supernova | Supernova | Local Group | 1.0 | Recent supernova occurrence in a galaxy. |
| Type II Supernova | Supernova | Various | 4.0 | Result of a massive star's collapse. |
| Radio Galaxy | Galaxy | Universe | 3.0 | Galaxies that emit strong radio waves. |
| Magellanic Clouds | Galaxy | Local Group | 1.5 | Two irregular dwarf galaxies near the Milky Way. |
| Great Wall | Structure | Universe | 5.0 | Large-scale structure of galaxies forming walls. |
| Hypernova | Supernova | Various | 1.0 | Very energetic explosion of a massive star. |
| Planetary System | System | Solar System | 4.6 | Planetary bodies orbiting a star. |
| Tectonic Planet | Planet | Various | 1.0 | Planets with geological activity. |
| Redshift Survey | Survey | Universe | 5.0 | Mapping redshifts of galaxies. |
| Sedimentary Fossil | Fossil | Earth | 0.01 | Fossils of ancient organisms preserved in sediment. |
| Evolutionary Record | Record | Earth | 0.5 | Historical record of life forms on Earth. |
| Galactic Year | Time Frame | Milky Way | 0.25 | The time taken for the Sun to orbit the Milky Way. |
| Velocity Dispersion | Measurement | Galaxy Cluster | 5.0 | Speed variation of galaxies in clusters. |
| Recombination Era | Era | Universe | 0.38 | Formation of neutral hydrogen after the Big Bang. |
| Cosmic Calendar | Concept | Universe | 13.8 | Illustration of the universe's history in a year. |
| Particle Horizon | Concept | Universe | 13.8 | Boundary of observable universe. |
| Thick Disk | Structure | Milky Way | 10.0 | Layer of stars in the Milky Way galaxy. |
| Thin Disk | Structure | Milky Way | 10.0 | Region of stars in the Milky Way, including the solar system. |
| Trans-Neptunian Object | Object | Solar System | 4.6 | Objects located beyond Neptune. |
| Primordial Black Hole | Black Hole | Universe | 13.8 | Black holes formed shortly after the Big Bang. |
| Standard Candle | Measurement | Universe | 1.0 | Astronomical object with known luminosity. |
| Superclusters | Structure | Universe | 5.0 | Group of galaxies clustered together. |
| Near Earth Asteroid | Object | Solar System | 0.01 | Asteroids whose orbits bring them close to Earth. |
| Mass Extinction Event | Event | Earth | 0.5 | Events causing massive loss of species. |
| Escape Velocity | Measurement | Planet | 0.01 | Minimum velocity needed to escape a celestial body's gravity. |
| Sky Survey | Survey | Universe | 5.0 | Systematic observation of celestial objects. |
| Hypervelocity Star | Star | Universe | 1.0 | Stars with extreme speeds moving through the universe. |
| Redshift,Measurement | Universe,5.0 | Indicates how fast galaxies are receding. | NaN | NaN |
| Space-time,Concept | Physics,5.0 | Merged physics of space and time. | NaN | NaN |
| Galactic Cores,Region | Various,5.0 | Gravity wells at the center of galaxies. | NaN | NaN |
| Observable Universe,Region | Universe,10.0 | Part of the universe we can currently observe. | NaN | NaN |
| Exotic Matter,Matter | Theory,10.0 | Hypothetical form of matter that violates known laws. | NaN | NaN |
| Inflationary Epoch,Era | Universe,5.0 | Period of rapid expansion after the Big Bang. | NaN | NaN |
| Cluster of Galaxies,Structure | Universe,10.0 | Groups of galaxies held together by gravity. | NaN | NaN |
| Cold Dark Matter,Matter | Universe,10.0 | Matter density that influences galaxy formation. | NaN | NaN |
| Warm Dark Matter,Matter | Universe,10.0 | Hypothetical dark matter with different properties. | NaN | NaN |
| Star Formation Rate,Measurement | Universe,5.0 | Rate at which stars are formed in the universe. | NaN | NaN |
| Extra-Galactic Objects | Object | Universe | 1.0 | Objects located outside of our galaxy. |
| Cosmic Background Radiation,Radiation | Universe,13.8 | Remnant radiation from the Big Bang. | NaN | NaN |
| Quintessence,Concept | Cosmology,7.0 | Hypothetical form of dark energy. | NaN | NaN |
| Sunspot Cycle,Cycle | Sun | 0.1,Variation in sunspot activity over time." | NaN | NaN |
| Galactic Archeology,Study | Cosmology,0.5 | Study of the history of galaxies. | NaN | NaN |
| Elemental Abundances,Data | Universe,0.1 | Distribution of elements in the universe. | NaN | NaN |
| Cosmic Event Horizon,Boundary | Universe,13.8 | Limit beyond which events cannot affect an observer. | NaN | NaN |
| Great Attractor,Cosmic Structure | Universe,5.0 | Gravitational anomaly influencing galaxies. | NaN | NaN |
| Metagalaxy,Structure | Universe,10.0 | Large-scale structure including many galaxies. | NaN | NaN |
| Fossilized Light,Measurement | Universe,5.0 | Light from ancient astronomical events. | NaN | NaN |
| Non-Baryonic Matter,Matter | Universe,13.0 | Type of matter not composed of baryons. | NaN | NaN |
| Astrological Fossils,Fossil | Earth,0.2 | Ancient astronomical records impacting early civilizations. | NaN | NaN |
| Galactic Dynamics,Study | Cosmology,0.5 | Analysis of the motion of galaxies. | NaN | NaN |
| Cosmological Principle,Principle | Cosmology,10.0 | Universe is homogeneous and isotropic. | NaN | NaN |
| Galactic Winds,Phenomenon | Galaxies,5.0 | Outflows of gas from galaxies. | NaN | NaN |
| Polar Ring Galaxy,Galaxy | Universe,10.0 | Galaxy with a ring of stars and gas. | NaN | NaN |
| Surrounding Galactic Matter,Matter | Galaxy,5.0 | Matter surrounding galaxies. | NaN | NaN |
| Z-Degree Cosmic | Measurement,Galaxy | 10.0,Metric for galactic distances." | NaN | NaN |
| Photometric Redshift,Measurement | Universe,5.0 | Estimate distance based on brightness. | NaN | NaN |
| Ultra-Luminous Infrared Galaxy | Galaxy,10.0 | Galaxy with extraordinary infrared emissions. | NaN | NaN |
| Subgiant Star | Star,Universe | 5.0,Star evolving towards the red giant phase." | NaN | NaN |
| Carbon Star | Star,Universe | 5.0,Star with carbon abundance greater than oxygen." | NaN | NaN |
| Faint Blue Galaxy,Galaxy | Universe,8.0 | Galaxies that emit predominantly blue light. | NaN | NaN |
| Tidal Dwarf Galaxy | Galaxy | Universe,8.0 | Galaxy formed from tidal interactions. | NaN |
| Secure Data | Data Type | Astrophysics | 1.0,Authenticated data in astronomical studies." | NaN |
| Planetary System Dynamics | Study | Astrophysics | 5.0,Study of motion of planets within systems." | NaN |
| Fossil Universe Record,Record | Cosmology,13.0 | History of universe preserved in cosmic structures. | NaN | NaN |
| Solar Eclipses,Event | Earth,0.01 | Phenomenon of moon blocking solar light. | NaN | NaN |
| Dark Matter Research,Field | Cosmology,7.0 | Study of the elusive dark matter. | NaN | NaN |
| Astrophysical Jets,Jet | Galaxy,10.0 | High-speed jets from active galactic nuclei. | NaN | NaN |
| X-ray Binaries | Object | Universe,5.0 | Binaries emitting X-rays from accreting matter. | NaN |
| CZ18, Celestial Object | Object | Universe | 10.0,Recently identified celestial body." | NaN |
| Hubble Space Telescope,Instrument | Space,5.0 | Space telescope providing deep-field imaging. | NaN | NaN |
| Infrared Survey,Survey | Universe,4.0 | Observational survey of galaxies using infrared light. | NaN | NaN |
| Astrobiological Studies,Field | Astrology,1.0 | Search for life beyond Earth. | NaN | NaN |
| Space Physics,Field | Cosmology,1.0 | Physics studying particles and interactions in space. | NaN | NaN |
| Galactic Cartography,Study | Cosmology,0.5 | Mapping celestial objects in the galaxy. | NaN | NaN |
| History of Cosmic Understanding | History | Cosmology | 3.0,Evolution of cosmological theories." | NaN |
| Big Bang Theory,Theory | Cosmology,5.0 | Leading theory explaining the universe's origin. | NaN | NaN |
| Interstellar Travel,Concept | Science Fiction | 1.0,Theoretical travel between stars." | NaN | NaN |
| Relative Mass Standard,Standard | Astrophysics | 2.0,Method to determine mass relative to another." | NaN | NaN |
| Extended Systems,Structure | Solar System | 4.0,Refers to complex systems in astronomical terms." | NaN | NaN |
| Cosmic Evolution,Theory | Cosmology,10.0 | Study of changes in the universe over time. | NaN | NaN |
| Astrophysical Measurements,Measurement | Cosmology,5.0 | Data gathered on celestial bodies. | NaN | NaN |
| Universal Expansion,Phenomenon | Universe,7.0 | Continuous increase in distance between galaxies. | NaN | NaN |
| Correlation of Variables,Study | Statistics,1.0 | Understanding relationships in astronomical data. | NaN | NaN |
| Conservation of Angular Momentum,Law | Physics,5.0 | Key principle in rotating systems. | NaN | NaN |
| Ionic Spectra,Data | Astrophysics,3.0 | Used to determine temperatures of stars. | NaN | NaN |
| Cosmic Inflation Theory,Theory | Cosmology,5.0 | Physical model for rapid universe expansion. | NaN | NaN |
| Hyperbolic Trajectories,Path | Astrophysics,2.0 | Paths of comets and other celestial bodies. | NaN | NaN |
| Chemical Evolution,Process | Universe,4.0 | Continual changes in the chemical composition of the universe. | NaN | NaN |
| Stellar Lifetimes,Measurement | Astrophysics,1.0 | Expected life span of various star types. | NaN | NaN |
| Astrophysical Measurements,Measurement | Astrophysics,5.0 | Techniques for determining properties of stars. | NaN | NaN |
| Earth's Fossil Record,Record | Earth,0.01 | Sequential history of life on Earth. | NaN | NaN |
| Cosmic Dawn,Era | Universe,10.0 | Period when the first stars illuminated the universe. | NaN | NaN |
| Co-moving Distance,Distance | Cosmology,5.0 | Metric for distances considering cosmic expansion. | NaN | NaN |
| Ultra-High Energy Cosmic Rays,Radiation | Universe,1.0 | Unexplained high-energy particles from space. | NaN | NaN |
| Chemical Composition of Stars,Data | Astrophysics,5.0 | Analysis of elements present in stars. | NaN | NaN |
| Multiple Stellar Systems,System | Universe,3.0 | Star systems with more than one star. | NaN | NaN |
| Heliocentric Model,Model | Astronomy,5.0 | Sun is at the center of the solar system. | NaN | NaN |
| Stellar Evolution,Process | Astrophysics,3.0 | Life cycle of a star from birth to death. | NaN | NaN |
| Exoplanet Detection,Method | Astrophysics,5.0 | Techniques for identifying planets outside our solar system. | NaN | NaN |
| Ancient Galaxies,Galaxy | Universe,2.0 | Galaxies that existed in the early universe. | NaN | NaN |
| Dark Matter Detection,Method | Astrophysics,5.0 | Strategies to identify dark matter. | NaN | NaN |
| Star Clusters,Structure | Milky Way,8.0 | Gravitationally bound group of stars. | NaN | NaN |
| Gaseous Nebulae,Nebula | Universe,10.0 | Clouds of gas in space producing stars. | NaN | NaN |
| Cosmic Strings,Theory | Cosmology,10.0 | Hypothetical topological defects in the universe. | NaN | NaN |
| Quasars - most Luminous,Object | Universe,1.0 | Among the brightest objects in the universe. | NaN | NaN |
| Helium Abundance,Data | Cosmology,10.0 | Measurement of helium in stars and galaxies. | NaN | NaN |
| Astrophysical Phenomena,Phenomenon | Universe,5.0 | Any observed occurrence in space. | NaN | NaN |
| Integrated Light,Measurement | Astrophysics,5.0 | Total light from an astronomical source. | NaN | NaN |
| Spectral Type Classification,Method | Astrophysics,5.0 | Categorization of stars based on their spectrum. | NaN | NaN |
| Intergalactic Medium,Medium | Universe,10.0 | Matter that exists in the spaces between galaxies. | NaN | NaN |
| First Light Sources,Object | Cosmology,5.0 | Emergence of light sources in the universe. | NaN | NaN |
| Planetary Formation Theories,Theory | Cosmology,4.0 | Explains how planets form around stars. | NaN | NaN |
| Quasars - Distance Measurement,Measurement | Astrophysics,5.0 | Method for determining distances to quasars. | NaN | NaN |
| Large Magellanic Cloud,Galaxy | Local Group,2.0 | Dwarf galaxy that is a satellite of the Milky Way. | NaN | NaN |
| Discovery of Exoplanets,Event | Astrophysics,1.0 | Detecting new planets outside our solar system. | NaN | NaN |
| Chemical Enrichment,Process | Astrophysics,2.0 | Increase of heavier elements in the universe. | NaN | NaN |
| Nucleosynthesis,Process | Cosmology,1.0 | Formation of elements in stars. | NaN | NaN |
| Variability in Light Curves,Observation | Astrophysics,3.0 | Changes in brightness of a celestial object. | NaN | NaN |