Science ❯Astronomy

Observational Astronomy

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Ammonite: Newly Discovered Sednoid Expands Orbital Diversity and Narrows Planet Nine Search

The finding sets tighter limits on models of outer Solar System dynamics by revealing previously unseen variations among Sednoid orbits

LVK Confirms Record-Breaking 225-Solar-Mass Black Hole Merger

Astronomers Observe First Solid Condensation of Rocky Planet Precursors Around Distant Star

First Solids of Planet Formation Observed Around Young Star HOPS-315

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High-Resolution Images Illuminate Ancient Interstellar Comet 3I/ATLAS

Chandra Observations Reveal Rapid Atmospheric Loss on Exoplanet TOI 1227b

New Distant Sednoid ‘Ammonite’ Casts Doubt on Planet Nine Hypothesis

Infinity Galaxy’s Newborn Black Hole Shows Evidence of Direct Collapse

Record-Breaking 225-Solar-Mass Black Hole Merger Challenges Formation Models

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

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

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

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

Astronomers Solicit Observations to Confirm Possible First Impact on Saturn

Moon Passes Within Half-Degree of Antares in Tonight’s Sky

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