Science ❯ Astrophysics

Stellar Phenomena

Supernovae Star Formation Sun Massive Stars Solar Dynamics Solar Flares Sunspots Star Clusters Solar Corona Stellar Flares Novas Light Signatures Gas and Dust Emissions Energy Transfer Supernova Types Plasma Physics Planetary Formation Nova Characteristics Ultraviolet Radiation Radiation Effects Supernova Magnetic Fields Young Stars Tidal Disruption Events Massive Stellar Explosions Collapsing Stars Star Life Cycle Cosmic Events Star Behavior Black Holes Star Interactions Star Systems Star Flares Star Destruction Star Disruption Stellar Activity Red Dwarfs Petrowa Ray Magnetized Plasma Star Death Star Brightness Light Curves Optical Afterglow Stellar Winds Occultation Events Solar Surface Features Solar Eruptions Energy Sources Gas Clouds

DKIST Captures Tiny Kelvin-Helmholtz Whirlpools on the Sun’s Surface

The images point to a small-scale process that can twist magnetic fields and may help explain coronal heating and how flares and CMEs gain energy.

Tonight the Moon Will Hide Regulus Across Parts of the Americas

SETI Study Finds Stellar Space Weather Can Smear Technosignatures Past Current Searches

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

SETI Study Finds Stellar Space Weather May Smear Alien Radio Signals

ALMA Unveils Record 650-Light-Year Mosaic of the Milky Way’s Turbulent Core

Brightest Blue Cosmic Flash Linked to Black Hole Tearing Apart a Massive Star, Studies Find

JWST Spots Record-Distant Supernova Tied to March Gamma-Ray Burst

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

Most Luminous Black-Hole Flare on Record Traced to Star Torn Apart 10 Billion Light-Years Away

Geomagnetic Storm Hits G3 as Earth‑Directed CME Approaches

Record Black Hole Flare Shone With the Light of 10 Trillion Suns From 10 Billion Light-Years Away

Day-Long, Repeating Gamma-Ray Burst From Distant Galaxy Challenges Standard Models

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

Compact Detector Records First Reactor-Based Coherent Neutrino Scattering

Simulations Predict Roman Telescope Will Record About 100,000 Cosmic Explosions

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

Astronomers Reveal Extreme Nuclear Transients as Universe’s Most Powerful Explosions