Stellar Phenomena

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Six Young Red Dwarfs Show Signs of Swallowing Earth‑Sized Rocky Planets

Spectra from a large Gaia‑ESO survey point to recent accretion of lithium‑rich rocky material, a result that could mean some red‑dwarf systems lose Earth‑like worlds early in their lives.

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6 ARTICLES

last wk.

Gemini North Reveals Crystal Ball Nebula Shaped by a Nine‑Year Binary

5 ARTICLES

2mo ago

Astronomers Publish Evidence of Planetary Collision Around Sun-Like Star

10 ARTICLES

2mo ago

Astronomers Tie Distant Star’s Chaotic Fading to Evidence of a Planetary Collision

4 ARTICLES

2mo ago

Hubble–Euclid Team-Up Unveils Multiscale Portrait of the Cat’s Eye Nebula

5 ARTICLES

3mo ago

Webb Finds Dust-Obscured Red Supergiant Behind 2025 Supernova, a First for the Telescope

5 ARTICLES

3mo ago

Giant Metal-Bearing Cloud Tied to Hidden Companion Explains Months-Long Dimming of Sun-Like Star

3 ARTICLES

4mo ago

Astronomers Detect Massive Iron-Only Structure Inside the Ring Nebula

3 ARTICLES

4mo ago

White Dwarf Without Disk Has Driven Thousand-Year Bow Shock, VLT Study Finds

19 ARTICLES

4mo ago

Astronomers Spot Long-Lived Bow Shock Around Diskless White Dwarf, Defying Models

13 ARTICLES

4mo ago

Hubble Data Tie Betelgeuse’s 6-Year Variations to Hidden Companion’s Gas Wake

6 ARTICLES

5mo ago

JWST Reveals Pulsar-Orbiting ‘Lemon’ Planet With Helium–Carbon Atmosphere

4 ARTICLES

5mo ago

Starlight Falls Short: Study Finds Dust-Driven Winds Don’t Work for Nearby Red Giant

3 ARTICLES

5mo ago

Study Ties Ancient Close Stellar Flyby to a ‘Cosmic Scar’ in the Sun’s Neighborhood

9 ARTICLES

5mo ago

Early Interferometric Images Recast Novae as Multi-Stage, Directional Eruptions

5 ARTICLES

8mo ago

VLT Spectra Reveal Gas Ring Around V Sagittae, Hinting at Likely Nova in Coming Years

Stellar Phenomena

Six Young Red Dwarfs Show Signs of Swallowing Earth‑Sized Rocky Planets

Gemini North Reveals Crystal Ball Nebula Shaped by a Nine‑Year Binary

Astronomers Publish Evidence of Planetary Collision Around Sun-Like Star

Astronomers Tie Distant Star’s Chaotic Fading to Evidence of a Planetary Collision

Hubble–Euclid Team-Up Unveils Multiscale Portrait of the Cat’s Eye Nebula

Webb Finds Dust-Obscured Red Supergiant Behind 2025 Supernova, a First for the Telescope

Chandra Maps Hot Astrosphere Around Young Sun-Like Star HD 61005

New Spectra Challenge ‘Yellow Hypergiant’ Claim for Colossal LMC Star WOH G64

Study Ties ASASSN-24fw’s 200-Day Fade to Ringed Brown Dwarf or Super-Jupiter

Astronomers Report First Unambiguous Failed Supernova in Andromeda

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Stellar Phenomena

Giant Metal-Bearing Cloud Tied to Hidden Companion Explains Months-Long Dimming of Sun-Like Star

Astronomers Detect Massive Iron-Only Structure Inside the Ring Nebula

White Dwarf Without Disk Has Driven Thousand-Year Bow Shock, VLT Study Finds

Astronomers Spot Long-Lived Bow Shock Around Diskless White Dwarf, Defying Models

Hubble Data Tie Betelgeuse’s 6-Year Variations to Hidden Companion’s Gas Wake

JWST Reveals Pulsar-Orbiting ‘Lemon’ Planet With Helium–Carbon Atmosphere

Starlight Falls Short: Study Finds Dust-Driven Winds Don’t Work for Nearby Red Giant

Study Ties Ancient Close Stellar Flyby to a ‘Cosmic Scar’ in the Sun’s Neighborhood

Early Interferometric Images Recast Novae as Multi-Stage, Directional Eruptions

VLT Spectra Reveal Gas Ring Around V Sagittae, Hinting at Likely Nova in Coming Years

Never miss stories about

Stellar Phenomena