22 May 2014, 11:34 AM ET
The private spaceflight company SpaceX is building a giant rocket called the Falcon Heavy. See images of the planned Falcon Heavy heavy-lift booster in this Space.com gallery.
21 May 2014, 06:08 PM ET
An astronaut aboard the International Space Station floats before a bank of windows, holding open a children's book and pointing at a drawing of the orbiting outpost. The scene marks the start of the first “Story Time From Space."
21 May 2014, 01:09 PM ET
An astronaut examines the protective material on his Mercury capsule.
21 May 2014, 08:33 AM ET
Space.com shadowed a group of students from the University of California, San Diego who were selected by NASA to test an experiment on board a zero-gravity flight.
19 May 2014, 11:30 AM ET
Billionaire Elon Musk says his private spaceflight company SpaceX has made some progress toward a permanent colony on Mars — a long-time goal in the entrepreneur's push to help make humanity a multi-planet species.
19 May 2014, 11:04 AM ET
While it was never an official NASA program, FLATs helped pave the way for the first female Shuttle pilot.
19 May 2014, 10:38 AM ET
Wubbo Ockels, who in 1985 became the first Dutch citizen to fly into space, died Sunday (May 18), the European Space Agency (ESA) confirmed. He was 68.
18 May 2014, 03:08 PM ET
SpaceX's robotic Dragon capsule splashed down in the Pacific Ocean today (May 18), bringing more than 1,000 lbs. of science cargo back to Earth from the International Space Station.
18 May 2014, 09:40 AM ET
SpaceX's unmanned Dragon capsule departed the International Space Station today, putting it on a path back to Earth after about one month attached to the orbiting outpost.
16 May 2014, 08:46 PM ET
What was your favorite space news story of the last week?
16 May 2014, 08:02 PM ET
From two neutron stars merging to Jupiter's shrinking spot, don't miss these amazing space images of the week for May 17, 2014.
16 May 2014, 07:24 PM ET
From the moon occulting Saturn to the earthgrazer meteor, don't miss these spectacular objects to watch in the night sky.
16 May 2014, 05:44 PM ET
SpaceX's robotic Dragon cargo capsule is scheduled to leave the International Space Station and splash down intact in the ocean on Sunday (May 18), and you can watch it live online.
16 May 2014, 07:21 AM ET
The bold asteroid-redirect plan may also feature the first in-space test of the "enhanced gravity tractor" technique, which could help steer dangerous space rocks away from Earth.
15 May 2014, 05:06 PM ET
Three members of the House Science Committee have sent a letter to NASA Administrator Charles Bolden asking him to explain the current state of the partnership in light of recent comments made by a senior Russian official.
15 May 2014, 01:51 PM ET
Astronaut John Glenn inspects artwork to be painted on his Mercury spacecraft.
15 May 2014, 12:30 PM ET
Spaceflight industry experts and supporters are gathering in the City of Angels this week to discuss the future of human spaceflight during a conference featuring Apollo 11 moonwalker Buzz Aldrin and Elon Musk, the billionaire founder of SpaceX.
15 May 2014, 07:30 AM ET
Whenever humans finally touch down on Mars, they'll be following in the footsteps of many brave robotic pioneers. Unmanned missions to the Red Planet have greatly increased scientists' and engineers' ability to eventually pull off a manned Mars effort.
15 May 2014, 02:57 AM ET
For astronauts flying in space, spacesuits are a must-have accessory. But spacesuit technology has come a long way since the dawn of human spaceflight. Tonight, MIT professor Dava Newman will discuss her BioSuit spacesuit design and you can watch it live.
14 May 2014, 12:59 PM ET
The call by one Russian official to ban Russian rocket engine use on U.S. military launches and to pull out of the International Space Station project by 2020, could have far-reaching repercussions for U.S. spaceflight if realized.
14 May 2014, 11:13 AM ET
A camera system is set up in the dynamic test chamber at Goddard Space Flight Center where thorough testing in a simulated space environment is the practice.
14 May 2014, 09:58 AM ET
More than 50 years after Neil Armstrong stood under it for a photo, a sign outside the main building at NASA's flight research center in southern California was revealed on Tuesday (May 13), now amended with the late astronaut's name.
14 May 2014, 04:01 AM ET
Spacesuits are vital for astronauts. They protect space travelers during launch and landing, and allow trips outside for spacewalks to make repairs or upgrades. See photos of how spacesuits have evolved during the first decades of human spaceflight.
14 May 2014, 03:18 AM ET
See photos from the May 13, 2014 landing of the a Russian Soyuz spacecraft carrying NASA astronaut Rick Mastracchio, Japanese spaceflyer Koichi Wakata and Russian cosmonaut Mikhail Tyurin to wrap up a 188-day space mission.
13 May 2014, 10:05 PM ET
A Russian Soyuz spacecraft carrying NASA astronaut Rick Mastracchio, Japanese spaceflyer Koichi Wakata and cosmonaut Mikhail Tyurin landed on the steppes of Kazakhstan at 9:58 p.m. EDT Tuesday night (May 13).
13 May 2014, 02:19 PM ET
The flight crew for the X-15 which was developed to provide data on aerodynamics, structures, flight controls and the physiological aspects of high speed, high altitude flight.
13 May 2014, 02:07 PM ET
Canada's astronaut star Chris Hadfield wowed the Internet last year when he posted a YouTube music video of David Bowie's epic 'Space Oddity' while actually living in space. Now, it's going away.
13 May 2014, 11:12 AM ET
Astronauts Stan Love and Steve Bowen descended into NASA's Neutral Buoyancy Laboratory pool on Friday (May 9) to test out spacewalking techniques that could be used to explore a captured asteroid a decade or so from now.
13 May 2014, 10:03 AM ET
Three International Space Station crewmembers are set to return to Earth tonight (May 13) and you can watch it live online.
12 May 2014, 02:44 PM ET
Bone loss is a serious issue that has plagued astronauts since the dawn of the Space age. In the microgravity environment bones are remodeled with a decrease in mineral density.
12 May 2014, 12:55 PM ET
The HL-20 was one of two concepts considered for the Personnel Launch System.
11 May 2014, 11:26 AM ET
What was your favorite space news story of the last week?