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Stellar Phenomena

Supernovae Novae Nova White Dwarfs Black Holes Stellar Evolution Supernova Star Formation Binary Stars Variable Stars Red Supergiants Massive Stars Planetary Systems Nova Events Planetary Nebulae Binary Star System Star Characteristics Binary Star Systems Binary Systems Novas Nebulae White Dwarf Stars Stellar Flares Star Interactions Recurrent Nova Red Dwarf Stars Explosions Stellar Winds Betelgeuse Coronal Mass Ejections Red Giant Stars Supernova Remnants Planetary Ingestion Supergiants Flares Star Disappearance Red Giants Nova Explosions Eclipses Presolar Grains Co-Natal Stars Planetary Collisions Fast-moving Stars Observing Celestial Events Light Variations Stellar Radio Emissions Gas Ejection Star Systems Magnetic Stars Stellar Dimming Solar Flares Star Evolution Planet-Eating Stars Celestial Events Stardust Type 1a Supernovae Twin Stars Astrospheres Accretion Disks Protostellar Outflows Ultraviolet Radiation Planetary Consumption Dying Stars Type Ia Supernovae Star Collapse Cataclysmic Variable Stars Convection Planet Ingestion Shock Waves Light Pulses Observations Young Stars Dimming Events Nova Outburst Dwarf Stars Magnetic Fields Star Life Cycle Blue Supergiant Stars Magnetars Pulsars Nova Eruption Solar Atmosphere Blue Stragglers Light Variability Observation Thermonuclear Explosion Energy Signatures Star Observations Total Collapse Theory Red Dwarfs Planetary Devouring Dust Clouds Disappearing Stars White Dwarf Companion Stars Brown Dwarfs Exploding Stars Thermonuclear Explosions Radio Emissions Stellar Collisions

Astronomers Publish Evidence of Planetary Collision Around Sun-Like Star

Multiwavelength data point to hot debris near 1 AU, offering a rare analog to the Moon-forming impact.

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

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

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

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

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

Nature Study Reveals Rare Supernova That Exposed a Star’s Inner Layers

Astronomers Identify Ultra-Stripped Supernova, Propose New ‘Type Ien’

130-Year Record Shows Planetary Nebula IC 418 Heating Faster Than Recent Models Predict

ALMA Maps 1.4‑Light‑Year, Sun‑Mass Bubble Around Red Supergiant DFK 52

Black Hole-Star Encounter Likely Sparked Rare Double-Peaked Supernova

Black Hole–Star Encounter Likely Spawned SN 2023zkd, Study Finds

Webb Telescope Rules Out Atmosphere on Earth-Sized Exoplanet TRAPPIST-1 d