07 April 2015, 04:50 PM ET
Solid signs of alien life will be spotted within 10 years, and definitive evidence will roll in within 20 to 30 years, NASA chief scientist Ellen Stofan said Tuesday (April 7).
07 April 2015, 01:30 PM ET
Living on comets requires great care — the gravity is so weak that you could easily jump off the frozen bodies and into space.
07 April 2015, 01:30 PM ET
Halley's Comet, a dusty ball of ice and frozen gases, spends most of its time in the chilly outland of the solar system. See what it would be like to live on a comet in this infographic.
07 April 2015, 07:00 AM ET
The deadline for the "Our Pluto" naming campaign — a collaboration involving NASA, the International Astronomical Union (IAU) and the SETI (Search for Extraterrestrial Intelligence) Institute — has been extended to April 24.
06 April 2015, 03:57 PM ET
NASA's iconic Apollo moon landing mission patches come to life in a new video created by a professional animator. Cincinnati-based artist Neil Smith revealed his versions of the historic emblems in an animated clip posted to YouTube and Vimeo
06 April 2015, 03:14 PM ET
A fan's yearlong mission to gain support for his LEGO version of the International Space Station is complete. Christoph Ruge's model of the orbiting outpost recorded its 10,000th vote after being posted to the LEGO Ideas website more than a year ago.
06 April 2015, 02:30 PM ET
Crewmembers aboard the International Space Station have assisted in picking spots on Mars for investigation by the Opportunity robot now wheeling about on that distant world.
06 April 2015, 02:22 PM ET
Thanks to instruments on board NASA's New Horizon's spacecraft, which will fly by Pluto this summer, scientists are able to get an unprecedented look at the space weather near the dwarf planet.
06 April 2015, 08:00 AM ET
A company called Tethers Unlimited is developing an in-space manufacturing system called "SpiderFab," which would use arachnidlike robots to put together large objects in orbit or beyond.
06 April 2015, 07:01 AM ET
A Japanese spacecraft will get a second chance to orbit Venus this December, five years after zooming past the planet on its first attempt. The Akatsuki probe will try again on Dec. 7.
05 April 2015, 10:15 AM ET
What were our favorite stories of the week? This week had something for every kind of space fan. Find out our favorite stories of the past seven days below:
04 April 2015, 06:25 PM ET
From strange 'Hollows' on Mercury to eerie green space clouds, don't miss these amazing space images of the week for April 4, 2015.
03 April 2015, 02:58 PM ET
Actor John Travolta will lead a celebration of the first manned moon landing this summer, joining with astronaut Buzz Aldrin to launch a new education initiative. Travolta will host the gala for Aldrin's ShareSpace Foundation at the Kennedy Space Center i
03 April 2015, 09:33 AM ET
NASA Space Launch System first flight, names Exploration Mission-1, will not carry humans but will carry the Orion Spacecraft on a swing around the Moon.
03 April 2015, 07:00 AM ET
Researchers shipped eight colonies of ants to the International Space Station to study their search behavior in microgravity.
02 April 2015, 04:11 PM ET
The Planetary Society — a nongovernmental space advocacy organization — has announced its support of a plan to send humans into orbit around Mars' moon Phobos by 2033 and to the surface of the Red Planet by 2039.
02 April 2015, 07:04 AM ET
The awards set up NASA partnerships with 10 aerospace companies and one public university to develop tech in three different areas: advanced electric propulsion, human habitation and small satellites.
02 April 2015, 07:00 AM ET
While so many space companies are focused on building rockets and spacecraft, could there room for a little style in orbit?
01 April 2015, 06:00 PM ET
Lunar lava tubes may be large enough to house whole cities of future colonists, scientists say.
01 April 2015, 05:27 PM ET
NASA's Osiris-Rex mission has passed a crucial milestone, moving from the design and development phase to the spacecraft-building stage, agency officials announced Monday (March 31).
01 April 2015, 12:13 PM ET
A privately built spacecraft shaped like a space shuttle could land at a conventional airport, according to its builder, the Sierra Nevada Corporation.
01 April 2015, 09:37 AM ET
Wheeler Historical Museum in Wheeler, Texas, unveiled a statue dedicated to moonwalker Alan Bean.
01 April 2015, 07:06 AM ET
Engineers subjected the saucer-shaped Low-Density Supersonic Decelerator (LDSD) test vehicle, which is part of a project designed to help get heavy payloads down safely on Mars, to a "spin table" test at NASA's Jet Propulsion Laboratory Tuesday.
01 April 2015, 07:00 AM ET
The scars inflicted during the Curiosity rover mission's 2012 landing faded steadily for about two years, but the pace slackened thereafter, and some appear even to be darkening again, researchers said.
01 April 2015, 12:00 AM ET
See amazing images of the night sky and cosmos in SPACE.com's gallery of cosmic images posted in March 2015.
31 March 2015, 05:04 PM ET
The Mars Science Laboratory and components of the delivery spacecraft whence it came have been spied by the Mars Reconnaissance Orbiter on several occasions since in August 2012.
31 March 2015, 03:30 PM ET
It is called NIROSETI for near-infrared optical SETI. This new instrument can record levels of light over time so that patterns can be analyzed and assessed for potential signs of other civilizations.
31 March 2015, 12:45 PM ET
Much is unknown about Pluto, including what its surface features are like and what kind of weather patterns it has, if any.
31 March 2015, 11:10 AM ET
Pluto was considered a planet until 2006, when it was reclassified as a dwarf planet.
31 March 2015, 08:00 AM ET
This week the science fiction movie epic 'Interstellar' gets released on Blu-ray, with 3 hours of science-packed bonus material that will have space fans drooling.
31 March 2015, 07:21 AM ET
Countries including the United States, Russia, Japan and India combined to launch eight space missions in a five-day span last week, beginning just a few days after winter relinquished its grip on the land with the spring equinox on March 20.
30 March 2015, 04:32 PM ET
NASA's Scott Kelly — one of two people spending a year on the International Space Station — already feels like the orbiting outpost is home.