Space

Helium falls like rain on Jupiter

Virgin Galactic takes flight

Early galaxy had 'teenage growth spurt'

Saturn's rings aren't as peaceful as they look

Astronomers discover gas-giant exoplanet

Astronomers get a closer look at Jupiter's Great Red Spot

Team warns of potential catastrophe from meteorite strike

Space station could operate until 2028

Chinese moms picked for space mission

Binary star has a five-minute orbit