29 July 2014, 07:29 AM ET
A rocket launch from South America Tuesday evening (July 29) will mark the beginning of the end for a venerable line of European cargo spacecraft.
28 July 2014, 01:29 PM ET
Arizona-based World View, which aims to loft passengers to the stratosphere by late 2016, will start launching research and education payloads on its unmanned test flights later this year, company officials said.
28 July 2014, 07:01 AM ET
The founding population of an interstellar colony should consist of 20,000 to 40,000 people, one expert says. Such a large group would possess a great deal of genetic and demographic diversity, giving the settlement the best chance of survival.
26 July 2014, 01:26 PM ET
A volunteer crew of mock Mars explorers emerged from their Martian habitat Friday (July 25) after four months living inside a dome atop a Hawaiian volcano. See how the HI-SEAS 2 mock Mars mission crew lived and worked on a 'Red Planet.'
25 July 2014, 04:36 PM ET
What was your favorite space news story of the last week?
25 July 2014, 04:04 PM ET
From a look again at the first footprints on the moon to the ISS view of Gaza, don't miss these amazing space images of the week for July 26, 2014.
25 July 2014, 12:30 PM ET
German astronaut Alexander Gerst reflected on the grief he felt as he saw signs of the deadly Israel-Gaza conflict from the International Space Station.
25 July 2014, 07:25 AM ET
As the world celebrates the 45th anniversary of Apollo 11's giant leap to the moon, some people are eyeing the celestial body's bounty of resources. But it's unclear at the moment who is allowed to extract and profit from the moon's resources.
25 July 2014, 07:00 AM ET
Is the moon made of green cheese? Is it a hollow spaceship? Apollo 11 helped put these and other ideas to rest.
24 July 2014, 01:18 PM ET
It's commonplace to practice spacewalks underwater, but the latest crew living in an underwater lab plans to introduce a twist: a 10-minute communications delay with mission control.
24 July 2014, 08:20 AM ET
NASA's Apollo 11 crew returned to Earth as heroes at the end of their successful manned moon landing mission. See how Neil Armstrong, Buzz Aldrin and Michael Collins splashed down in the Pacific Ocean and returned to the United States.
24 July 2014, 08:00 AM ET
"One small step for man, one giant leap for mankind." That sentence, uttered by NASA astronaut Neil Armstrong from the surface of the moon 45 years ago, signaled the dawn of a new age.
24 July 2014, 07:22 AM ET
While the Apollo 11 landing was on the cutting-edge of technology in 1969, today it's a demonstration of how much could be accomplished with so little.
23 July 2014, 05:59 PM ET
Russia launched a robotic ship on an express delivery run to the International Space Station today (July 23) to bring fresh supplies to the crewmembers on the orbiting outpost.
23 July 2014, 04:31 PM ET
As fighting continues in Israel and Gaza, astronauts living aboard the International Space Station can see signs of the deadly conflict from space.
23 July 2014, 01:08 PM ET
See photos from the European Space Agency's Automated Transfer Vehicle 5 (ATV-5) mission to the International Space Station in this Space.com gallery. ATV-5 is Europe's fifth and final planned ATV mission.
23 July 2014, 12:34 PM ET
U.S. President Barack Obama welcomed Buzz Aldrin and Michael Collin, the two surviving Apollo 11 astronauts, to the White House yesterday (July 22) to celebrate the 45th anniversary of the first moon landing.
23 July 2014, 07:41 AM ET
Apollo 11 astronauts Neil Armstrong, Buzz Aldrin and Michael Collins spent their last full day in space before landing gearing up for their Earth return. See how here.
23 July 2014, 07:24 AM ET
In the four decades since Apollo, no humans have landed on the moon. While NASA has no concrete plans to send astronauts back, other nations are talking about going there.
23 July 2014, 06:46 AM ET
Scientists have found hundreds of small pits on the lunar surface that could provide shelter to astronauts exploring the moon. Some of the pits, which are primarily located inside larger craters on the moon, are nearly 3,000 feet wide.
22 July 2014, 02:20 PM ET
Papers from the National Archives record the words President Nixon would have spoken had the Apollo 11 astronauts been unable to return to Earth.
22 July 2014, 11:41 AM ET
Engineers inspect a boilerplate Mercury capsule.
22 July 2014, 07:47 AM ET
On July 22, 1969, the three men on NASA's Apollo 11 mission were in the homestretch of their historic moon voyage. See how they fired the engines on their spacecraft.
22 July 2014, 07:00 AM ET
The second Hawaii Space Exploration Analog and Simulation mission, known as Hi-SEAS 2, wraps up on Friday (July 25), ending four months of simulated Red Planet exploration on Hawaii's Mauna Loa volcano.
21 July 2014, 05:05 PM ET
Actor Morgan Freeman grilled NASA astronauts on the International Space Station about how their work can get humans to Mars someday.
21 July 2014, 04:09 PM ET
NASA honored the memory of Apollo 11 commander Neil Armstrong Monday (July 21), naming the Operations and Checkout building at the Kennedy Space Center in Florida after the first man on the moon.
21 July 2014, 03:40 PM ET
NASA's Apollo 11 moon landing was a human spaceflight feat, but also a dangerous journey. See some of the scariest moments of first manned moon landing as described by space historian and science writer Rod Pyle, author of 'Destination Moon.'
21 July 2014, 03:07 PM ET
What does the site of the first moon-landing look like 45 years later? A NASA probe orbiting the moon has recently beamed back new images of what Apollo 11's Tranquility Base looks like now.
21 July 2014, 12:44 PM ET
Astronaut Kathy Sullivan poses for a picture with her space suit.
21 July 2014, 08:40 AM ET
When U.S. astronauts make the next 'giant leap' launching to Mars, they will bring with them a memento from the first moon landing 45 years ago. NASA is presenting Kennedy Space Center with a mission patch flown on Apollo 11 for the first Mars crew.
21 July 2014, 07:17 AM ET
After 21.5 hours on the moon, Apollo 11 astronauts Neil Armstrong and Buzz Aldrin blasted off from the lunar surface on July 21, 1969 to rejoin their crewmate Michael Collins in orbit.
21 July 2014, 07:01 AM ET
What does the future of moon exploration look like? Will it be lunar colonies and manned moon bases, or a desolate lunar surface devoid of human life? National and private efforts hold the key.