For awhile in the 1970s, NASA scientists studied the possibilities of building giant communities in space.
With the highest density of any observed space object, neutron stars can beam radiation across the galaxy.
A giant blue planet is found, but the color could be due to glass particles in the hellish planet's hot atmosphere.
Nearly two dozen museums and other locations around the U.S. (plus one in England) boast real spaceships that have carried astronauts on missions to orbit and the moon.
Russia's Proton rocket has been a workhorse booster since 1965, but some recent versions have been plagued by failures. See how the Proton rocket works in this SPACE.com infographic.
See how NASA's James Webb Space Telescope, a huge space observatory, will probe the universe from its perch in deep space.
IRIS orbits the Earth and focuses on tiny details on the sun's surface with its small but powerful telescope.
The nearby star Gliese 667c is orbited by up to seven alien planets, three of which are super-Earths that may be habitable.
With a pair of binoculars or a small telescope, many spectacular features can be spotted on the moon.
The landmark 1968 film influenced the depiction of space travel in movies and television for decades.
Russia's Soyuz spacecraft can now launch crews to the International Space Station in a single day. See how it works in this SPACE.com infographic.