11 January 2013, 04:00 AM ET
Scientists say an enormous cluster of quasars in the distant universe is larger than should be possible.
10 January 2013, 06:37 PM ET
The huge asteroid will pass close, but scientists say it won't hit us.
09 January 2013, 06:34 PM ET
Planet KOI 172.02 has yet to be confirmed, but it could potentially have water and life.
07 January 2013, 02:55 PM ET
Practically all sun-like stars have planets, and one in six has a planet the size of Earth, scientists say.
04 January 2013, 01:29 AM ET
See how solar flares, sun storms and huge eruptions from the sun work in this SPACE.com infographic.
20 December 2012, 03:22 PM ET
Being developed for missions in 2015 and beyond, the Z-1 could be used for exploring the moon and Mars.
19 December 2012, 12:00 AM ET
The nearest stars, their distances in light-years, spectral types and known planets.
14 December 2012, 10:07 AM ET
The remains of at least 71 space vehicles litter the surface of the moon.
06 December 2012, 04:01 PM ET
The private company announced commercial passenger flights to the moon starting in 2020.
29 November 2012, 04:46 PM ET
Billions of tons of water ice hides in frozen pits at the north pole of the hot planet Mercury.
21 November 2012, 01:00 PM ET
Pluto was demoted to dwarf planet status in 2006, joining Eris, Haumea, Makemake and Ceres. All the dwarf planets are tinier than Earth's moon.
20 November 2012, 10:20 AM ET
Follow the International Space Station's (ISS) construction and development history from this infographic provided by Space.com. Read about the construction of the most complex space project ever undertaken.
16 November 2012, 12:21 AM ET
Learn why famous meteor showers like the Perseids and Leonids occur every year.
09 November 2012, 04:47 PM ET
The rocket that launched men to the moon was first tested in 1967.
07 November 2012, 07:01 PM ET
The planet HD 40307g, 44 light-years away, is seven times the Earth's mass and could have liquid water on its surface.
23 October 2012, 04:50 PM ET
See how different types of solar flares stack up in this SPACE.com infographic.
16 October 2012, 08:19 PM ET
Astronomers have discovered an Earth-size planet orbiting one of the nearest stars to our sun: Alpha Centauri B.
15 October 2012, 03:07 PM ET
Astronomers using the Kepler Space Observatory have spotted a record five planets crammed in close to their parent star, 1,100 light-years from Earth.
14 October 2012, 01:21 AM ET
The daredevil's jump from 120,000 feet altitude requires the use of a space suit due to the low temperature and thin air.
10 October 2012, 11:50 AM ET
SpaceShipTwo will carry six passengers up past 328,000 feet altitude (100 kilometers), the point where astronaut wings are awarded.
06 October 2012, 05:13 AM ET
See inside SpaceX's private Dragon space capsule and Falcon 9 rockets.
03 October 2012, 06:15 PM ET
On Oct. 4, 1957, the Soviet Union stunned the world with its surprise launch of Sputnik-1.
27 September 2012, 06:14 PM ET
NASA's Mars rover Curiosity has discovered dried-up signs of an ancient stream on the Martian surface.
14 September 2012, 02:03 PM ET
Astronomers searching for another Earth are getting closer, thanks to recent discoveries by the Kepler space telescope.
12 September 2012, 03:13 PM ET
See how the historic first manned moon landing worked in this SPACE.com infographic about Apollo 11.
31 August 2012, 04:26 AM ET
Thought to be called "blue" after an old english term meaning "betrayer," a Blue Moon is an extra full moon that occurs due to a quirk of the calendar.
28 August 2012, 06:30 PM ET
For the first time, scientists studying data from the Kepler Space Telescope have found multiple planets orbiting a binary star.
23 August 2012, 07:16 AM ET
See how twin NASA spacecraft will look inside Earth's radiation belts in this SPACE.com infographic.
23 July 2012, 03:49 PM ET
The mountain-climbing rover heads for Mount Sharp, rising 3 miles (5 kilometers) above Gale Crater.
20 July 2012, 03:39 PM ET
Japan's H-2 Transfer Vehicles are disposable cargo ships that carry supplies to the International Space Station.
11 July 2012, 01:33 PM ET
Dwarf planet Pluto has one giant moon, Charon, but now is known to have four more tiny satellites.
11 July 2012, 10:20 AM ET
Learn all about Pluto's weirdly eccentric orbit, four moons and more in this SPACE.com infographic.