Space
Sun too sluggish to act as a cosmic Concorde
Our star is moving through a cloud of interstellar gas too slowly to create a "sonic boom" that would shield the solar system from some galactic cosmic rays
News
Space
Astrophile: Hot Jupiters oust their siblings
News
Space
Swarm of pebbles could safely deflect asteroids
News
Space
California meteorite is rare rock laden with organics
News
Space
Astrophile: Mars coils hold with those who favour fire
News
Space
Astrophile: an alien sunrise just like Earth’s
News
Space
Astrophile: Ferocious superwind will seal sun’s doom
News
Space
Early asteroids blinged up by meteorite impacts
News
Earth
Age of oldest rocks off by millions of years
News
Space
New space radars track small but deadly space junk
Space Fence will locate and identify the 200,000 pieces of junk too small to be seen by current radar systems, but still posing a threat to spacecraft
News
Space
Stars put up safety barriers for planets
News
Space
Deep future: Where will we explore?
Features
Space
Planetary scientists battle over NASA’s Mars budget
News
Earth
Ocean current slowdown made Earth spin faster
News