23 October 2013, 01:00 PM ET
Astronomer Edwin Hubble devised a method for identifying kinds of galaxies.
14 October 2013, 07:03 PM ET
After a 300-day cruise through space, India's Mars probe will circle the planet.
10 October 2013, 02:01 PM ET
Sunlike stars eventually become a compact body called a white dwarf, destroying its planets in the process.
08 October 2013, 03:03 PM ET
An engineer suggests building a roof over a small planet so that Earthlike conditions could be maintained.
01 October 2013, 05:49 PM ET
High-speed debris from satellite explosions could cause a catastrophic chain reaction, as seen in the movie "Gravity."
21 September 2013, 07:01 AM ET
Orbital Sciences has contracted with NASA to make supply runs to the International Space Station.
20 September 2013, 05:22 AM ET
The sun's magnetic field drives changes on its surface and beyond.
16 September 2013, 05:30 PM ET
A large enough sail would provide thrust from the pressure of sunlight and, perhaps, laser light beamed from afar, allowing a probe to cover vast distances with no need for fuel.
06 September 2013, 12:09 PM ET
NASA's Lunar Laser Communications Demonstration is a novel test of next-generation communications tech. See how the system works in this SPACE.com infographic.
30 August 2013, 01:01 PM ET
In the coming decade, three enormous telescopes will come online. See how the Giant Magellan Telescope, European Extremely Large Telescope and Thirty Meter Telescope will stack up in this SPACE.com infographic.
28 August 2013, 06:10 PM ET
Orbital Sciences' new Minotaur V rocket is based on proven Peacekeeper missile technology, but designed to launch satellites to the moon. See how the small satellite launcher works in this SPACE.com infographic.
27 August 2013, 12:01 PM ET
Scientists are hoping to induce an unconscious state in astronauts so that they can be stored in cold capsules for long space flights. Here's how astronaut hibernation and suspended animation might one day work.
23 August 2013, 06:00 AM ET
The DC-X (Delta Clipper Experimental) was a prototype for a reusable space launch vehicle tested in the 1990s. See how fully reusable launch vehicles are envisioned to work in this SPACE.com infographic.
13 August 2013, 09:00 AM ET
Billionaire entrepreneur Elon Musk's vision for a futuristic Hyperloop transportation system concept involves sleek passenger capsules flying within a tube on a cushion of air. See how the ultra-fast system could get from N.Y. to S.F. in 30 min.
07 August 2013, 04:42 PM ET
The Lunar Atmosphere and Dust Environment Explorer will uncover details of the moon's thin atmosphere.
05 August 2013, 10:20 AM ET
For awhile in the 1970s, NASA scientists studied the possibilities of building giant communities in space.
01 August 2013, 02:34 PM ET
Scientists are eager to learn if Europa's huge subsurface ocean harbors alien life. See how Europea's frozen surface covers a suspected vast ocean of water that could be a home for microbial life. This SPACE.com infographic shows how.
23 July 2013, 02:48 PM ET
With the highest density of any observed space object, neutron stars can beam radiation across the galaxy.
16 July 2013, 07:09 PM ET
NASA's spacesuits, called Extravehicular Mobility Units (EMUs) have many layers and systems that combine to keep astronauts alive in the vacuum of space. See how the space clothes double as a 1-person spacesuit in a SPACE.com inforgraphic.
16 July 2013, 12:57 PM ET
The gas giant planet Neptune in our solar system has 14 known moons, including the strange backwards-orbiting Triton. See how Neptune's moons orbit the giant blue planet, and what we know about the Neptunian satellites in this infographic.
16 July 2013, 07:00 AM ET
Four billion years ago, Mars had abundant water and a substantial atmosphere. Life could have evolved there, but its reign would have been short. See how scientists are planning to seek out signs of past or present life on Mars.
11 July 2013, 09:00 AM ET
A giant blue planet is found, but the color could be due to glass particles in the hellish planet's hot atmosphere.
10 July 2013, 10:00 AM ET
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.
05 July 2013, 11:42 AM ET
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.
01 July 2013, 08:12 AM ET
Here's what humanity would have to do to reach a star in less than 100 years.
27 June 2013, 06:00 AM ET
IRIS orbits the Earth and focuses on tiny details on the sun's surface with its small but powerful telescope.
25 June 2013, 01:24 PM ET
The nearby star Gliese 667c is orbited by up to seven alien planets, three of which are super-Earths that may be habitable.
25 June 2013, 07:00 AM ET
Humans could set up robot-constructed mining outposts at the moon's poles.
21 June 2013, 03:01 AM ET
With a pair of binoculars or a small telescope, many spectacular features can be spotted on the moon.
14 June 2013, 09:35 AM ET
The first woman in space flew on June 16, 1963.
11 June 2013, 02:00 PM ET
The landmark 1968 film influenced the depiction of space travel in movies and television for decades.
10 June 2013, 05:30 PM ET
The capsule carrying China's second female astronaut and two crewmates will spend 15 days in space.