Science ❯ Astronomy ❯ Cosmology ❯ Supernovae

Type Ia Supernovae

Rebuttal Confirms Cosmic Expansion Is Still Accelerating

A peer-reviewed MNRAS paper finds calibration errors in a 2025 Yonsei analysis, restoring confidence in supernova-based dark energy measurements.

Astronomers Identify White Dwarf Binary as Source of Long‑Period Radio Transient

New Study Claims the Universe Is Now Decelerating After Supernova Age-Bias Correction

Study Suggests the Universe’s Expansion Is Slowing, Challenging Standard Cosmology

DESI Data Suggests Dark Energy May Be Weakening, Challenging Cosmological Models