Stories by SPACE.com

A new study suggests that "hot Jupiters," gas giants orbiting very close to their stars, may have a volatile early history

The massive exoplanet, which is likely four to seven times the size of Jupiter, is just 100 light-years from Earth

Australians, eclipse-chasers and Pacific Ocean fish will get to view the eclipse in person shortly after dawn; others can watch online

The planet is only 42 light-years from Earth and may contain liquid water, but scientists do not know whether the world is rocky or gaseous

Mimas and its giant parent Saturn were captured by NASA's Cassini probe, which has been exploring the solar system for 15 years

Astrophysicist Neil deGrasse Tyson helped DC Comics choose the planet, which is 27.1 light-years from Earth

Both NASA astronauts onboard the space station have already voted in the presidential election

Living organisms produce more than 90 percent of the methane found in Earth's atmosphere, so scientists are keen to see if the gas is present in Mars's air. The hunt continues

Atlantis is on the move, traveling almost 10 miles to reach its new location at the Kennedy Space Center Visitor Complex

Further study of the glow could shed light on the complex chemical reactions going on in Titan's atmosphere

Curiosity's analysis of soil from the Gale Crater is consistent with a time of transition from a wet to a dry environment

Orion, which is designed to take humans to the moon, asteroids and Mars, could carry up to four astronauts

The country is pouring funds into new tech, with an eye on future lunar exploration

Researchers can now calculate and use the fireball trajectory to trace the meteorite back to its origins in the Asteroid Belt

Felix Baumgartner broke the mark for highest-ever skydive after leaping from a balloon more than 38 kilometers above Earth's surface on October 14

The spiral, created by a red giant's companion star, lets astronomers see when layers of the red giant were lost

The 1,000-pound delivery included supplies and a sweet treat of ice cream for the astronauts

Moving the 70-metric-ton orbiter from LAX to the California Science Center is no easy task, but lucky Angelinos can watch the trek from viewing centers around the city

The newest measurements, courtesy of NASA's Spitzer Space Telescope, come from infrared observations of distant variable stars

The vessel only hopped six feet this time but paves the way for more reusable spaceflight components

The "wakes" of pulsar planets could help astronomers understand how planets form around the energetic bodies

The station may have to perform a "debris avoidance maneuver," but the crew is not in danger

The "time tunnel into the distant past" gives us a glimpse of galaxies as they looked up to 13.2 billion years ago

The exact launch date of the hush-hush mission hasn't been revealed