Space shuttle Atlantis liftoff seen from above

Space shuttle Atlantis blasted off from Cape Canaveral at 10:29 a.m. CDT (15:29 UTC) on July 8, 2011 for a final mission. This amazing photo captured the launch from above.

Space shuttle Atlantis up and away one last time

NASA's space shuttle Atlantis successfully blasted from Cape Canaveral on Friday, July 8, 2011. It is NASA's final space shuttle mission.

Giant thunderstorm on Saturn in images

The Cassini spacecraft delivers imagery of a massive thunderstorm on Saturn eight times the surface area of Earth.

Hubble Space Telescope’s one-millionth observation

The Hubble Space Telescope made its millionth observation during a search for water in the atmosphere of a planet 1,000 light-years away.

Clocking Neptune’s mysterious spin

A day on Neptune lasts 15 hours, 57 minutes and 59 seconds, according to the first accurate measurement of its rotational period.

Brightest quasar in early universe found

The quasar ULAS J1120+0641 is the brightest object yet discovered in the early universe, powered by a black hole with a mass two billion times that of the sun.

Asteroid close miss of Earth June 27

An asteroid the size of an RV motor home will narrowly miss striking Earth on June 27. Read more about the asteroid close miss.

In early universe, galaxies were awake or asleep, says study

Astronomers captured light from 40,000 galaxies and discovered that even in the early universe, galaxies were either awake or asleep.

Pandora’s cluster unveiled with new clues

Astronomers use various telescopes to piece together the complex history of Pandora's cluster, showing a pile-up of at least four separate galaxy clusters.

Spacecraft rendezvous with icy world: But which one?

The New Horizons spacecraft will have enough fuel for a side trip to a frozen object near Pluto, and IceHunters wants your help in picking the spacecraft rendezvous.