Science ❯ Astrophysics

Stellar Phenomena

Supernovae Solar Dynamics Sun Massive Stars Solar Flares Star Formation Sunspots Solar Corona Supernova Types Light Signatures

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

Research calibrated with spacecraft signals shows broadened transmissions require wider-band, higher-frequency listening.

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

Earth Enters Fast Solar-Wind Stream as Moderate Geomagnetic Storm Begins

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

Astronomers Identify New Supernova Type That Exposes a Star’s Deepest Layers

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

NASA Unveils 3D Visualization of Webb's Cosmic Cliffs at Planetarium Milestone

NASA's Parker Solar Probe Survives Record-Breaking Close Encounter With the Sun