Science ❯ Astronomy ❯ Cosmology

Stellar Evolution

Supernovae Failed Stars First Generation Stars Supernova Remnants Massive Stars Water Formation Binary Stars Planetary Disintegration Neutron Stars Hawking Radiation Planetary Systems Black Hole Formation Binary Black Holes Dark Stars White Dwarfs Planetary Nebulae Supernova

Chandra’s 25-Year X‑Ray Timelapse Charts Uneven Expansion of Kepler’s Supernova Remnant

The analysis links shock-speed contrasts to local gas density to refine how Type Ia supernovas serve as distance markers.

JWST Study Flags Four Possible ‘Dark Stars,’ Including One With Tentative Helium Signature

Chandra Observations Reveal Rapid Atmospheric Loss on Exoplanet TOI 1227b