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Cosmic Events

Black hole mergers, meteor showers, and astronomical phenomena await discovery.

27 ARTICLES

6h ago

225-Solar-Mass Black Hole Merger Defies Formation Models

Presented at the GR-Amaldi meeting in Glasgow, the GW231123 observation highlights gaps in stellar-evolution theory, prompting planned upgrades to the LVK detector network.

9 ARTICLES

12h ago

Perseid and Delta Aquariid Meteor Showers Begin This Week

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3 ARTICLES

yesterday

Combined ALMA and Gaia Data Reveal Hidden Gas Giant in MP Mus’s Protoplanetary Disk

3 ARTICLES

yesterday

China Likely Completes First Autonomous Refueling of Satellites in Geostationary Orbit

7 ARTICLES

2d ago

China’s Shijian-21 and ‑25 Dock Above 22,000 Miles for Potential In-Space Refueling

5 ARTICLES

6d ago

Trapped Jets in Massive Stars Revealed as Source of Fast X-Ray Transients

9 ARTICLES

6d ago

Global Telescopes Capture Active Coma of Interstellar Comet 3I/ATLAS

7 ARTICLES

last wk.

New 'Dark Dwarfs' Theory Proposes Substellar Objects Fueled by Dark Matter

7 ARTICLES

last wk.

Axion-Based Dark Energy Model Foresees Big Crunch in 33 Billion Years

6 ARTICLES

last wk.

Astronomers Solicit Observations to Confirm Possible First Impact on Saturn

5 ARTICLES

last wk.

Study Reveals Hidden Nano-Crystals in Space Ice

10 ARTICLES

last wk.

Active Interstellar Comet 3I/ATLAS Set for Safe Solar System Passage

20 ARTICLES

last wk.

Astronomers Capture First Visual Proof of Double-Detonation in Type Ia Supernova Remnant

70 ARTICLES

last wk.

Interstellar Comet 3I/ATLAS Enters Inner Solar System

12 ARTICLES

last wk.

Gas Giant HIP 67522 b Triggers Intense Stellar Flares, Accelerating Its Atmospheric Loss

3 ARTICLES

last wk.

SPHEREx Begins Weekly Release of Full-Sky Infrared Survey Data

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Astrophysics

225-Solar-Mass Black Hole Merger Defies Formation Models

Perseid and Delta Aquariid Meteor Showers Begin This Week

Combined ALMA and Gaia Data Reveal Hidden Gas Giant in MP Mus’s Protoplanetary Disk

China Likely Completes First Autonomous Refueling of Satellites in Geostationary Orbit

Astronomers Launch Global Observations of Interstellar Comet 3I/ATLAS

Researchers Prepare Infrared Search for Dark Dwarfs at Galactic Center

Interstellar Comet 3I/ATLAS Unveils Glowing Coma and Tail

Webb Reveals Young Stars Sculpting Cat’s Paw Nebula on Third Anniversary

China’s Shijian-21 and ‑25 Dock Above 22,000 Miles for Potential In-Space Refueling

Trapped Jets in Massive Stars Revealed as Source of Fast X-Ray Transients

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Astrophysics

Global Telescopes Capture Active Coma of Interstellar Comet 3I/ATLAS

New 'Dark Dwarfs' Theory Proposes Substellar Objects Fueled by Dark Matter

Axion-Based Dark Energy Model Foresees Big Crunch in 33 Billion Years

Astronomers Solicit Observations to Confirm Possible First Impact on Saturn

Study Reveals Hidden Nano-Crystals in Space Ice

Active Interstellar Comet 3I/ATLAS Set for Safe Solar System Passage

Astronomers Capture First Visual Proof of Double-Detonation in Type Ia Supernova Remnant

Interstellar Comet 3I/ATLAS Enters Inner Solar System

Gas Giant HIP 67522 b Triggers Intense Stellar Flares, Accelerating Its Atmospheric Loss

SPHEREx Begins Weekly Release of Full-Sky Infrared Survey Data

Never miss stories about

Astrophysics