28 January 2015, 08:23 PM ET
The Opportunity rover is NASA's longest rover mission.
28 January 2015, 04:40 PM ET
On Jan. 22, operators on the ground used two robotic arms to install NASA's Cloud Aerosol Transport System (CATS) instrument on the exterior of the International Space Station.
28 January 2015, 04:25 PM ET
Space Station crew member Terry Virts (NASA) snapped imagery of the storm that slammed the Northeast United States during a night pass on Jan. 28th, 2015. The ISS was orbiting at an attitude of 260 miles during the fly-over.
28 January 2015, 02:50 PM ET
NASA astronaut Terry Virts, a member of the current Expedition 42 crew aboard the International Space Station, captured several dramatic photos of the monster winter storm Tuesday night, as it wheeled and churned over New England.
28 January 2015, 01:23 PM ET
An amazing new video from SpaceX shows the spaceflight company's incredible plans for a reusable mega-rocket.
28 January 2015, 01:01 PM ET
Have you ever wondered what it would be like to live on Mercury. So did we. Mercury's gravity, temperatures and weather are all very different from Earth's. Here's how.
28 January 2015, 01:00 PM ET
Have you ever wondered what it would be like to live on the moon? What about Mars, or Venus or Mercury? We sure have and that's why we decided to find out what it might be like to live on other worlds in our solar system, from Mercury to Pluto and beyond
28 January 2015, 12:40 PM ET
Conditions on the planet Mercury would make living there a challenge. See what the days and nights might be like on the closest planet to the sun in our infographic.
28 January 2015, 07:20 AM ET
A greenhouse fire on Dec. 29 halted a simulated Red Planet mission at the Mars Society's Mars Desert Research Station in Utah.
28 January 2015, 07:00 AM ET
NASA officials are conducting ceremonies at several different sites around the country to pay tribute to the astronauts killed in 1967's Apollo 1 fire and the Challenger and Columbia space shuttle accidents.
27 January 2015, 09:51 PM ET
The New Horizons spacecraft is expected to reach the dwarf planet Pluto in 2015
27 January 2015, 05:47 PM ET
NASA's next Earth-observing satellite is ready to launch Thursday (Jan. 29), and it could vastly improve the way scientists monitor droughts around the world.
27 January 2015, 04:00 PM ET
NASA is due to launch its SMAP satellite designed to measure moisture in Earth's soils at 9:20 a.m. EST (1420 GMT) on Thursday (Jan. 29) from California. You can watch live coverage of the launch starting at 7 a.m. EST (1200 GMT).
27 January 2015, 02:26 PM ET
Slated to be the world’s most powerful rocket when it flies, Falcon Heavy will attempt to return it’s core stage and boosters for rapid refurbishment and reuse. SpaceX is confident its accuracy will be sufficient to park the booster elements on land
27 January 2015, 12:06 PM ET
NASA cannot put astronauts on Mars in the 2030s under current funding, experts interviewed for an unreleased movie say.
27 January 2015, 09:56 AM ET
As NASA's Dawn mission approaches Ceres, it will continue to deliver imagery with better resolution than the last. This current set of images were snapped from 147,000 miles away on Jan. 25th, 2015.
27 January 2015, 07:35 AM ET
The Planetary Society's first LightSail spacecraft will blast off in May from Florida's Cape Canaveral Air Force Station, to test out critical systems and technologies ahead of a more involved orbital trial in 2016.
27 January 2015, 01:14 AM ET
Will humanity ever escape this solar system?
26 January 2015, 11:59 PM ET
The orbiter has been snapping pictures of the Red Planet since 2006.
26 January 2015, 05:07 PM ET
The private spaceflight companies Boeing and SpaceX are on track to start launching NASA astronauts to the International Space Station by 2017, representatives of both firms say.
26 January 2015, 01:32 PM ET
NASA's Soil Moisture Active Passive mission will measure the soil moisture on Earth.
26 January 2015, 11:45 AM ET
Five teams just hit their milestones — totaling more than $5 million — in the race for the Google Lunar XPrize.
26 January 2015, 11:12 AM ET
ESA is developing its vision for lunar exploration. This film details all moon missions date and projects future robotic and extended human missions on the surface.
26 January 2015, 07:30 AM ET
NASA, SpaceX and Boeing will host a news conference Monday (Jan. 26) to update the public on the progress of the space agency's commercial crew program. You can watch the press event live on Space.com.
26 January 2015, 07:00 AM ET
Alan Stern, principal investigator of NASA's New Horizons mission to Pluto, talks to Space.com about the probe's July 14 flyby of the dwarf planet.
23 January 2015, 12:17 PM ET
America's first planetarium wants to improve how it tells the story of a famous Apollo 13 astronaut, and needs your help to do it. The Adler Planetarium in Chicago is redesigning its exhibit 'Shoot for the Moon' to immerse visitors in the life of James Lo
23 January 2015, 10:26 AM ET
Planet Labs has raised $95 million from investors in its latest round of financing. The company designs and builds sharp-eyed Earth-observation satellites that are just 12 inches long by 4 inches wide by 4 inches tall.
23 January 2015, 07:30 AM ET
An actor famous for his role commanding a fictional starship will narrate NASA's real 'trek' to Mars in a new giant-screen film.
23 January 2015, 07:29 AM ET
Moon Express, which seeks to extract and exploit lunar resources, will base its spacecraft development and flight-test operations at Space Launch Complex 36, a facility at Florida's Cape Canaveral Air Force Station.
22 January 2015, 10:00 AM ET
On Jan. 19, the Chinese Academy of Sciences and the European Space Agency issued a call for proposals for a robotic space mission that the two organizaitons will develop jointly, with launch expected in 2021.
21 January 2015, 08:11 PM ET
NASA's Messenger mission has spent several years mapping Mercury, which was poorly understood for decades.
21 January 2015, 01:20 PM ET
On Jan. 20, 2015, an unmanned Atlas V rocket launched MUOS-3, the third Mobile User Objective System satellite, for the U.S. Navy. See the launch photos here.
21 January 2015, 11:30 AM ET
The U.S. Navy's Mobile User Objective System-3 satellite, or MUOS-3, blasted off atop a United Launch Alliance Atlas V rocket from Florida's Cape Canaveral Air Force Station at 8:04 p.m. EST Tuesday (Jan. 20; 0104 GMT on Jan. 21).
21 January 2015, 11:16 AM ET
The U.S. president mentions the Orion test flight, NASA's Mars plans and praises astronaut Scott Kelly (who was in attendance) for his upcoming one-year ISS flight.
21 January 2015, 10:56 AM ET
The Mobile User Objective System (MUOS-3) satellite was launched for the US Navy on Jan. 20th, 2014 aboard an Atlas V rocket. The satellite will improve mobile communications for American troops.
21 January 2015, 10:18 AM ET
President Barack Obama recognized the first American astronaut who will spend a year in space during the State of Union address Tuesday (Jan. 20).