Space
First exoplanet smaller than Mercury discovered
A planet just larger than the moon has become the smallest known world – but two others could depose it if their sizes are confirmed
News
Space
Astrophile: Evaporating planet shows how worlds vanish
News
Space
Runaway stars to fill in the blanks in Milky Way map
News
Space
Closest Earth-like planet may be 13 light years away
News
Environment
Dung beetles navigate using the Milky Way
News
A glittering introduction to the night sky
Culture
Space
Astrophile: Black hole exposed as a dwarf in disguise
News
Life
How an ancient Egyptian code unmasked a cannibal star
Features
Space
Mysterious star deaths are really mergers in disguise
News
Physics
Space-time waves may be hiding in dead star pulses
The first direct detection of gravitational waves may happen in 2013, if new studies of pulsars affected by galaxy mergers are correct
News
Physics
Astrophile: A baby solar system with big ambitions
News
Space
Astrophile: Born-again star faked its death scene
News
Space
First planet found in star system next door
News
Space
Astrophile: Supernova impostor explodes for real
News