22 June 2014, 07:20 PM ET
SpaceX has pushed a planned commercial satellite launch back again, this time to Tuesday (June 24) at the earliest.
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, 03:28 PM ET
Comet 67P/Churyumov-Gerasimenko, with which the European Space Agency's Rosetta probe will rendezvous in early August, shows no signs of the dust cloud it sported in April and May, new photos reveal.
20 June 2014, 11:52 AM ET
This astronaut has a big smile after his orbit mission in Faith 7.
20 June 2014, 09:02 AM ET
The steerable fins provide control during fly back. They can be seen deploying about a minute and 15 seconds into the flight. This test flight of the Falcon 9 Reusable (F9R) occurred on June 17th, 2014.
20 June 2014, 07:23 AM ET
A comet's close brush with Mars later this year shouldn't threaten the spacecraft circling the Red Planet, researchers say.
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, 10:35 AM ET
NASA engineers reassembled the MA-1 Capsule to determine what caused the explosion.
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, 02:40 PM ET
During today's encounter — the 103rd Titan flyby for Cassini over its long operational life — the probe will skim just 2,274 miles (3,660 kilometers) above the moon at a speed of 13,000 mph (20,920 km/h), NASA officials said.
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, 11:32 AM ET
The 'guitar god' expresses his displeasure with the sorry state of Humanity’s reach into the cosmos. 'Satch' likens space tourism flights to bad airline experiences and muses upon transporter beam practicality.
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, 10:00 AM ET
The proposed Wide-field Infrared Survey Telescope (WFIRST) mission, which NASA is designing to probe the nature of mysterious dark energy, could discover thousands of alien planets as well.
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, 03:27 PM ET
Scientists will use the space agency's Hubble Space Telescope to search for another faraway object that could be visited by the New Horizons mission after the Pluto encounter, which is scheduled to take place in July 2015.
16 June 2014, 03:04 PM ET
Astronauts in the C-131 "vomit comet" simulate weightless flight.
16 June 2014, 02:52 PM ET
An Italian coffee company builds the first zero-gravity espresso machine, the ISSpresso, to send along with an Italian astronaut launching into space this fall. Jen Markham explains.
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.
16 June 2014, 07:26 AM ET
A NASA spacecraft arriving in the Pluto system next year could help scientists figure out if the dwarf planet's largest moon Charon might have once harbored a subsurface ocean of liquid water.