18 January 2014, 11:12 AM ET
Four private companies working to eventually launch astronauts into space with NASA are gearing up for a big year in 2014.
17 January 2014, 05:07 PM ET
The spacesuits and backpacks used on "Marswalks" at the Mars Desert Research Station are not quite the real deal, but feel real enough when you put one on.
17 January 2014, 04:03 PM ET
From 1955 to 1962, Neil Armstrong was a research pilot at the NASA Research Flight Center now named in his honor. While flying there, he tested numerous cutting edge craft, including rocket powered jets and jet capable of sweeping its wings.
17 January 2014, 06:30 AM ET
The spectacular SpaceShipTwo video documents the vehicle's rocket-powered flight on Jan. 10, which set a company altitude record by getting up to 71,000 feet (21,641 meters) in the skies above California's Mojave Air and Space Port.
16 January 2014, 04:42 PM ET
As I revved the all-terrain vehicle up the steep hill, I could feel gravity and mud pushing me back from the crest. I leaned forward in my spacesuit and with my right thumb, pressed hard on the throttle.
16 January 2014, 12:49 PM ET
The Space Shuttle Atlantis lands with its drag chute deployed.
16 January 2014, 11:14 AM ET
The European Space Agency is developing a tight-fitting "skinsuit" designed to squeeze the body from the shoulders to the feet, counteracting the lack of gravity in space.
16 January 2014, 07:40 AM ET
An interstellar spacecraft could conceivably be powered by the radiation emitted by a tiny, manmade black hole. Here's a look at what it would take to turn this ambitious idea into reality.
16 January 2014, 07:38 AM ET
NASA’s Commercial Crew Program would get up to $696 million — its highest annual budget yet — under an omnibus spending bill drafted by Congress to fund the federal government for the remainder of 2014.
16 January 2014, 07:34 AM ET
During an orientation walk around the Mars Desert Research Station in Utah on Jan. 5, our crew confronted a steep hill.
15 January 2014, 03:56 PM ET
Within days of our two-week stay at the Mars Desert Research Station, crew members already encountered minor medical problems – a sore back and a cold or flu among them.
15 January 2014, 03:53 PM ET
In the desert here, the nearly full moon was so bright that we didn't even need a flashlight to walk to the Mars Desert Research Station Musk Observatory. The stars were still, as the dry air did not provide much humidity to cause twinkling.
15 January 2014, 09:23 AM ET
The orbiter Discovery shown as it rolls over to the Vehicle Assembly Building.
14 January 2014, 03:25 PM ET
As I ascended the stairs to the second floor of Utah's Mars Desert Research Station, something struck me as strange: the lights were off and the crew was quiet at what was usually a busy time — 5 p.m.
14 January 2014, 03:09 PM ET
NASA Commercial Crew Program partners Blue Origin, Boeing, Sierra Nevada Corporation and SpaceX are on-track to provide astronauts with rides into orbit at much less cost than government-built vehicles.
14 January 2014, 10:46 AM ET
During the crew handover at the Mars Desert Research Station (MDRS) Jan. 4, one person spoke of the "noise" of Earth fading away as the crew focuses on its activities. That's something my group, Crew 133, is just starting to learn about.
14 January 2014, 10:15 AM ET
Crew 133 is learning a number of new skills during its two-week stay at the Mars Desert Research Station, which is a Mars Society facility in Utah designed to simulate exploration on the Red Planet.
14 January 2014, 07:40 AM ET
Sending humans to Mars by the 2030s is affordable, a group of experts finds, but some key changes need to be made if it is going to happen.
13 January 2014, 04:49 PM ET
Two Russian cosmonauts will venture outside the International Space Station Jan. 27 in a second bid to install two high-definition cameras outside the orbiting lab.
13 January 2014, 02:27 PM ET
Walk across the fall line, knees bent, back straight. Lean into your back foot. Remember not to go tumbling off the hill while inside the spacesuit.
12 January 2014, 12:21 PM ET
What was your favorite space news story of the last week?
12 January 2014, 08:30 AM ET
A robotic Cygnus resupply ship built by the company Orbital Sciences arrived at the International Space Station on Sunday (Jan. 12) to deliver more than 1 ton of cargo and supplies for astronauts on the orbiting laboratory.
12 January 2014, 07:50 AM ET
See photos from Orbital Sciences of the first Cygnus cargo mission to the International Space Station in January 2014. The Jan. 8 launch will visible from parts of the U.S. East Coast.
11 January 2014, 05:18 PM ET
From a celestial "Hand of God" to a super-deep look at the universe, don't miss these amazing space images of the week for Jan. 11, 2014.
11 January 2014, 01:50 PM ET
A first-person look at a simulated spacewalk taken by a crewmember of a Utah mock Mars mission that seeks that aims to test out technologies and procedures that could help humanity colonize the Red Planet someday.
11 January 2014, 11:50 AM ET
See photos from a mock Mars mission in the Utah desert as seen by Crew 133 at the Mars Desert Research Station near Hanksville (Jan. 4 to 19, 2014).
11 January 2014, 10:00 AM ET
The robotic spacecraft that launched to the International Space Station Thursday (Jan. 9) may have been unmanned, but it was packed with 800 living six-legged spaceflyers.
11 January 2014, 10:00 AM ET
The longed-for dawn of private manned space travel appears near at hand. Virgin Galactic's suborbital SpaceShipTwo, for example, aced its third supersonic test flight on Friday, and company officials say they remain on track to begin commercial service.
11 January 2014, 09:22 AM ET
See photos from Virgin Galactic's third rocket-powered test flight of the private space plane SpaceShipTwo on Jan. 10, 2014. It was Virgin Galactic's highest flight at the time.
10 January 2014, 05:29 PM ET
NASA Associate ISS Program Scientist Tara Ruttley talks about the experiment and other science on the latest Orbital Sciences cargo run.
10 January 2014, 02:08 PM ET
Virgin Galactic launched its highest SpaceShipTwo test flight yet, a supersonic rocket-powered flight on Jan. 10 that sent the private space plane streaking 71,000 feet over California's Mojave Desert.
10 January 2014, 10:38 AM ET
Lawmakers have renamed NASA's premiere flight research center to honor the first man to walk on the moon. Congress passed a bill designating NASA's Dryden Flight Research Center in southern California the 'NASA Neil A. Armstrong Flight Research Center.'