Jonny Kim of NASA and Sergey Ryzhikov and Alexey Zubritsky of Roscosmos touched down in Kazakhstan on Tuesday (Dec. 9).

Russian Soyuz crews are now spending eight months aboard the space station instead of six to stretch supplies and lower costs ...

Monday's launch from Florida was SpaceX's 158th Falcon 9 launch of the year and 510th reflight of a first stage since 2017.

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Omega’s Speedmaster, worn by Buzz Aldrin and Neil Armstrong on their 1969 journey to the moon, gets an update.

Soyuz 2.1a rocket with the Soyuz MS-28 crew and spacecraft, an accident occurred on the launch pad at Site 31/6 at the ...

A U.S.-Russian crew of three launched has launched to the International Space Station. NASA astronaut Chris Williams and two ...

NASA has selected Arizona company Katalyst to save the Swift Observatory from its degrading orbit and will use the company's air-launched rocket to do so. Dropped by a Northrop Grumman L-1011 ...

CAPE CANAVERAL, Fla. — Blue Origin launched its huge New Glenn rocket Thursday with a pair of NASA spacecraft destined for Mars. It was only the second flight of the rocket that Jeff Bezos’ company ...

Blue Origin launched its second heavy-lift New Glenn rocket Thursday, putting two small NASA satellites onto a long, looping course to Mars to learn more about how the sun has slowly blown away the ...

Blue Origin’s New Glenn rocket lifting off near Cape Canaveral, Fla., on Thursday. Photo: Joe Skipper/Reuters Blue Origin took crucial steps toward its space-development goals on Thursday, launching ...