28 June 2014, 12:37 PM ET
From the true size of sun's atmosphere to a trio of huge black holes, don't miss these amazing space images of the week for June 28, 2014.
27 June 2014, 02:35 PM ET
Two American astronauts on the International Space Station got a space-based head shaving yesterday courtesy of German crewmember Alexander Gerst after the three spaceflyers went in on a World Cup wager.
26 June 2014, 11:59 AM ET
As it turns out, Anna Kikina is to become a cosmonaut after all. The only woman among Russia's recent candidate group, Kikina was excluded from the cosmonaut corps by the commission overseeing the selections. That decision though, has now been reversed.
26 June 2014, 10:30 AM ET
The World Cup stakes just got a little higher for astronauts aboard the International Space Station.
25 June 2014, 07:20 PM ET
NASA's Steve Swanson and Reid Wiseman and European Space Agency astronaut Alexander Gerst, who hails from Germany, showed off their moves in a soccer exhibition aboard the orbiting lab in a new video released by NASA.
25 June 2014, 06:10 PM ET
NASA successfully completed its "most complex" test of the Orion spacecraft's parachute system today (June 25), according to the space agency.
25 June 2014, 10:57 AM ET
Astronaut Edward H. White II, pilot for the Gemini-Titan 4 space flight, floats in space during America’s first spacewalk.
24 June 2014, 04:00 PM ET
A newly formed international center will study satellite collisions and the countless issues regarding what to do about the menacing growth of orbital debris.
24 June 2014, 11:44 AM ET
World View, an Arizona-based private spaceflight company that wants to take adventurers to the stratosphere using high-altitude balloons, announced that it has successfully completed a test of its scaled-down flight system.
24 June 2014, 10:01 AM ET
John Glenn runs through training exercises.
20 June 2014, 10:21 PM ET
What was your favorite space news story of the last week?
20 June 2014, 10:02 PM ET
From a strange gas stream blotting out a galaxy's bright core to perfect espresso in space, don't miss these amazing space images of the week for June 21, 2014.
20 June 2014, 11:52 AM ET
This astronaut has a big smile after his orbit mission in Faith 7.
20 June 2014, 07:20 AM ET
New observations by NASA's Spitzer Space Telescope suggest that a space rock known as 2011 MD is a viable option to snag and drag into orbit around the moon, bringing the number of "valid candidates" for the mission at this point to six.
19 June 2014, 05:38 PM ET
Two Russian cosmonauts are safely back inside the International Space Station today (June 19) after spending more than 7 hours outside for maintenance and equipment upgrades on the orbiting laboratory.
19 June 2014, 04:55 PM ET
The space agency has awarded a total of $4.9 million to 18 proposals that could advance and flesh out the asteroid-retrieval plan, which aims to drag a space rock into orbit around the moon for future visitation by astronauts, officials announced today (J
19 June 2014, 02:15 PM ET
United Space Alliance (USA) has put a pin in its role in space shuttle history. In fact, it has put in 135 pins.
19 June 2014, 10:29 AM ET
Two Russian cosmonauts ventured outside the International Space Station this morning (June 19) to install equipment and swap out parts of scientific experiments.
19 June 2014, 10:24 AM ET
Russian cosmonauts Alexander Skvortsov and Oleg Artemyev spacewalked outside the International Space Station on June 19, 2014.
19 June 2014, 07:34 AM ET
NASA's Orion capsule, which is designed to take astronauts to Mars and other farflung destinations, will blast into space for the first time in December. During the mission, Orion will travel 3,600 miles (5,790 kilometers) from Earth.
18 June 2014, 05:08 PM ET
Two Russian cosmonauts will put on their spacesuits and float outside the International Space Station tomorrow morning (June 19) for a six-and-a-half-hour maintenance job. You can watch the spacewalk live on SPACE.com.
18 June 2014, 12:07 PM ET
Stiff arteries in seniors here on Earth can lead to higher blood pressure and, potentially, problems with blood flow to the brain. But no blood pressure changes in astronauts have been noted so far, scientists said said.
18 June 2014, 11:13 AM ET
Two astronauts humorously demonstrate zero-gravity during the Skylab 4 mission.
17 June 2014, 04:35 PM ET
Six new cosmonauts joined the ranks of Russia's space agency on Monday (June 16), two short of the eight candidates who started basic training for the job two years ago. Among the two who did not make the cut was the group's only woman.
17 June 2014, 03:05 PM ET
Need a caffeine hit in space? For astronauts on the International Space Station, it will take less than two minutes to brew an espresso in a coffee machine slated for launch next year.
17 June 2014, 11:22 AM ET
The Gemini 4 spacecraft awaits recovery with the green marker dye coloring the ocean water.
17 June 2014, 07:35 AM ET
Getting astronauts to the Red Planet is the chief long-term goal of NASA's human spaceflight program, so the agency is developing many technologies to help make that happen, including a new line of prototype spacesuits called the Z-series.
16 June 2014, 05:56 PM ET
Three volunteers stepped out of China's Lunar Palace 1 last month after a 105-day shakeout mission — not on the moon, but at the Beijing University of Aeronautics and Astronautics.
16 June 2014, 05:00 PM ET
Space tourism firm Space Adventures says two customers have paid deposits for a flight around the moon on a Soyuz spacecraft, but the trip requires major changes to the Russian crew capsule, a vehicle that has seen only incremental upgrades recently.
16 June 2014, 03:04 PM ET
Astronauts in the C-131 "vomit comet" simulate weightless flight.
16 June 2014, 11:24 AM ET
The International Space Station is getting a critical upgrade: its first coffee machine. The "ISSpresso," a capsule-based espresso machine, will enable astronauts to brew the hot caffeinated beverage as an alternative to instant coffee.
15 June 2014, 09:40 AM ET
What was your favorite space news story of the last week?