Science ❯ Astronomy ❯ Astrophysics

Celestial Bodies

Rocky Planets Comet Characteristics The Moon Moons Three-Body Problem Interstellar Objects Sun Galaxies and Nebulae Natural Satellites Komet 3I/ATLAS Minor Planets Rogue Worlds Small Moons Fomalhaut Dwarf Stars Trans-Neptunian Objects

Rubin Observatory Logs 11,000 New Asteroids in Early Data Sweep

The early haul shows the survey is ready to find hazardous objects at scale.

CHEOPS Reveals 'Inside-Out' Four-Planet System Around Red Dwarf LHS 1903

Rocky Outer Planet in LHS 1903 System Upends Planet-Formation Models

Astronomers Report Tentative Exomoon Around HD 206893 B Using Precision Astrometry

Astrophotographer Captures Skydiver Against the Sun in ‘The Fall of Icarus’

Twin Green Comets Enter Prime Viewing Week Before Closest Approaches