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.
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
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, 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, 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, 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.
30 March 2015, 03:26 PM ET
The world's first private-sector space plane, SpaceShipOne, has landed on the ground at the National Air and Space Museum after 10 years in 'Flight.'
30 March 2015, 06:50 AM ET
Here's a quick look at the evolution of NASA's Asteroid Redirect Mission (ARM), which originally envisioned bagging up an entire space rock but will now pluck a boulder from a large asteroid.
29 March 2015, 09:51 AM ET
Two spaceflyers blasted off on the first-ever yearlong mission to the International Space Station and NASA announced its plan to haul a boulder from a near-Earth asteroid to lunar orbit. Here's a look at Space.com's top stories of the week.
28 March 2015, 01:34 PM ET
From the first (contraband) corned beef sandwich in space to astronomy's oldest known 'Nova,' don't miss these amazing space images of the week for March 29, 2015.
28 March 2015, 12:23 AM ET
Three new crewmembers just arrived at the International Space Station, and two of them won't be leaving for about one year.
27 March 2015, 01:44 PM ET
NASA's Kelly astronaut twins met up for a photo Thursday (March 26), just a day before one of them was scheduled to launch toward the International Space Station on an epic and unprecedented yearlong mission.
27 March 2015, 01:43 PM ET
Preparing to go to space for a year is no walk in the park. But with two years of training behind them, NASA astronaut Scott Kelly and cosmonaut Mikhail Kornienko did, in fact, visit a park.
27 March 2015, 12:13 PM ET
NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko are scheduled to begin their unprecedented one-year mission to the International Space Station on Friday (March 27).
27 March 2015, 10:37 AM ET
NASA Chief Charles Bolden the 1-year mission of astronaut Scott Kelly advances the US's space goals.
27 March 2015, 08:01 AM ET
An astronaut "smart shirt" -- one that could someday beam biometric information back to ground controllers to keep an eye on the spacefarer's health – is now on a space mission of sorts.
27 March 2015, 08:00 AM ET
A three-person crew will blast off to the International Space Station today (March 27), and two of them won't be coming back to Earth for a full year. You can watch live online as the yearlong mission begins.
27 March 2015, 08:00 AM ET
Astronauts today typically spend 6 months in orbit, and a yearlong mission is underway, but Mars missions would take years.
26 March 2015, 05:54 PM ET
An American astronaut and Russian cosmonaut are set to make history as the first crewmembers to spend a year onboard the International Space Station, but the two are not the first to log 12 months off the planet.
26 March 2015, 04:17 PM ET
NASA and Russia are launching a joint one year mission to the International Space Station. NASA's Scott Kelly and cosmonaut Mikhail Kornienko will blast off to the orbiting outpost on March 27, 2015 EDT.
26 March 2015, 02:36 PM ET
Roscosmos' Mikhail Kornienko will spend a year aboard the International Space Station. He talks about his father, a Russian military helicopter pilot that was part of search and rescue teams for the country's first cosmonauts.
26 March 2015, 09:36 AM ET
The Asteroid Redirect Mission (ARM) will employ two vehicles. A robot will capture a boulder from an asteroid and a manned Orion spacecraft mission will rendezvous with it to return samples.