NASA warns of delays for commercial crew program

Even before Thursday's SpaceX launch pad explosion, the NASA inspector general warned of launch delays for upcoming Boeing and SpaceX flights

• Sep 2, 2016

Astronauts complete smooth spacewalk

NASA's Jeff Williams and Kate Rubins spent six hours and 48 minutes working outside the International Space Station

• Sep 1, 2016

Explosion rocks SpaceX launch site in Florida during test

SpaceX was conducting test firing of an unmanned rocket when blast occurred

• Sep 1, 2016

Astronauts set for Thursday spacewalk

Space station commander Jeff Williams and astronaut Kate Rubins are heading out into space for the second time in two weeks

• Aug 31, 2016

Used SpaceX rocket will fly again

In a space milestone, a used SpaceX Falcon 9 first stage rocket will fly again later this year to help launch an SES communications satellite

• Aug 30, 2016

SpaceX cargo ship returns to Earth

A SpaceX cargo ship splashed down Friday, carrying thousands of pounds of experiment samples, hardware, trash – and a dozen mice

• Aug 26, 2016

NASA astronaut sets new U.S. space record

Space station commander Jeff Williams has now logged 521 days in space over four missions, setting a new U.S. space endurance record

• Aug 24, 2016

Possibly habitable planet found orbiting nearest star

A planet just slightly larger than Earth that could host a habitable environment has been found orbiting the nearest star to the sun

• Aug 24, 2016

After 22 months, NASA hears from "lost" spacecraft

Almost two years after a malfunction knocked it off line, NASA's STEREO-B spacecraft has finally phoned home

• Aug 22, 2016

Envisioning black holes

Astronomers zero in on some of the most mystifying phenomena in the universe

• May 13, 2022
• 26 photos

Newly released photos of Apollo moon missions

A treasure trove of original NASA images gives an unprecedented view of man's first lunar encounters

• Oct 5, 2015
• 19 photos

Mars secret revealed: First "unambiguous" signs of water

NASA scientists have found flowing water, boosting odds that life could exist on the Red Planet

• Sep 28, 2015

Cassini captures Saturn and its moons

Stunning images of the sixth planet from the sun and its moons from NASA's Cassini spacecraft mission

• Sep 15, 2017
• 31 photos

Spectacular raw images of Saturn's moons

NASA's Cassini spacecraft captured images that show unique craters and previously unknown features

• Mar 15, 2013
• 12 photos

Hubble Space Telescope's "hidden treasures"

NASA and the European Space Agency asked pro and amateur astronomers to find the greatest images from the telescope's archives

• Sep 4, 2012
• 21 photos

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