The U.S. Air Force conducted an early-morning suborbital test of an unarmed Minuteman III intercontinental ballistic missile, or ICBM, on Wednesday (Sept. 7).
Polaris Dawn aims to launch in late 2022 for a mission including the first commercial spacewalk. Inspiration4 astronaut Jared Isaacman will once again fly in space.
Researchers are working to come up with ways to mitigate the space junk problem, one of which would use fabrication concepts to reduce the size of debris pieces that make it to Earth.
Bailey Burns learned how to 'speed cube' to solve the Rubik's Cube puzzle in 19 seconds during a parabolic flight.
NASA will replace a seal in an attempt to fix the leak that scuttled last weekend's planned Artemis 1 moon launch — and it will do the work on the pad.
The spaceflight doubleheader involved a Kuaizhou-1A solid rocket and a Long March 2D, which launched from different spaceports 115 minutes apart late Monday and early Tuesday (Sept. 5 and Sept. 6).
Given all of the planned international lunar activity, emergencies could happen that will call for the unconstrained mobilization of all possible aids.
While there are no signs of humankind here, we have plenty of other neighbors surrounding our simulated Martian home base at the Haughton-Mars Project on Devon Island in the Arctic.
The researchers stored astronaut blood for 20 years to see how short space shuttle flights affected spaceflyer health.
The company is pivoting to a new launch vehicle after multiple failures, including one in June that destroyed two hurricane-tracking NASA satellites.
China launched a mysterious spy satellite that will "monitor land, crop yield and natural disasters" but could also gather military intelligence, analysts think.
SpaceX sent a big batch of its Starlink satellites, along with a space tug, into orbit on Sunday night (Sept. 4) — and landed a rocket as well.
Don Lind, a former NASA astronaut who helped plan humanity's first moonwalk before launching on the space shuttle, has died at the age of 92. His first and only spaceflight was on Challenger in 1985.
A fuel leak that thwarted NASA's second attempt to launch its new Artemis 1 moon rocket on Saturday (Sept. 3) will likely take weeks to fix, and may even force the megarocket off its launch pad.
A fuel leak forced NASA to call off its second attempt to launch the Artemis 1 moon mission on Saturday (Sept. 3).
NASA engineers are working to stem a fuel leak on its massive new moon rocket ahead of a critical test flight on Saturday (Sept. 3).
NASA's Space Launch System rocket is stunning as it waits at NASA's Kennedy Space Center in Florida ahead of its second attempt to lift off for the milestone Artemis 1 mission.
China and Russia aim to build a base near the moon's south pole that could begin hosting crews by the mid-2030s.