Space News

A startup company that plans to develop tankers for refueling satellites has completed a key test of its technology on the International Space Station. SpaceNews.com

Modern satellite imagery and 3-Dmodeling give us a new view of how Apollo11 played out --

If this fundamental symmetry of the universe doesn't hold, it could break open new physics.

Gen. Paul Selva: Military forces in the field need "ubiquitous communications" SpaceNews.com

NASA has awarded the Space Exploration Network Services and Evolution (SENSE) contract to Peraton, Inc. in Herndon, Virginia, to perform telemetry, tracking and command services for near-Earth missions.

One of the obstacles to long space missions is the muscle loss that astronauts suffer from. It’s called atrophy, and NASA says that astronauts can lose up to 20% muscle mass during missions of only 5 to 11 days. This m...

We have seen intricate patterns that milk makes in coffee and much smoother ones that honey makes when stirred with a spoon. Which of these cases best describes the behavior of the hot gas in galaxy clusters? By answerin...

In a letter to President Trump, Stopher said he plans to return to the private sector. SpaceNews.com

Astronomers are on the hunt for traces of gold on the surfaces of some of the oldest stars in the universe in order to find the origins of heavy metals in the cosmos.

It’s that time again! This week's Carnival of Space is hosted by Pamela Hoffman at the Everyday Spacer blog.

Shanahan "has decided not to go forward with his confirmation process so that he can devote more time to his family," President Trump tweeted. SpaceNews.com

Hosts: Fraser Cain (universetoday.com / @fcain) Dr. Kimberly Cartier (KimberlyCartier.org / @AstroKimCartier ) Dr. Morgan Rehnberg (MorganRehnberg.com / @MorganRehnberg & ChartYourWorld.org) Dr. Brian Koberlein (briankob...

NASA's Chandra X-ray Observatory:

On Earth, clouds form when enough droplets of water condense out of the air. And those droplets require a tiny speck of dust or sea salt, called a condensation nuclei, to form. In Earth’s atmosphere, those tiny specks ...

NASA will issue a formal call for proposals later this summer for cargo transportation services for its lunar Gateway, seeking to model that effort on the space station's commercial cargo program.

NASA astronaut Andrew Morgan will be available from 7 to 8:15 a.m. EDT Monday, July 1, for live satellite interviews from Star City, Russia, before launching on his first space mission, a nine-month expedition aboard the...

As astrophysicists prepare to begin their next decadal survey, other scientists and members of Congress endorsed the overall process even as they suggested some changes.

Selling capacity to other satellite operators is now one of Avanti's main priorities, followed by selling to the U.S. Defense Department, Avanti CEO Kyle Whitehill said in a June 10 financial report. SpaceNews.com

On 21 June 2019 the Spektrum-Röntgen-Gamma (Spektr-RG / SRG) spacecraft will be launched from the Kazakh steppe, marking the start of an exciting journey. SRG will be carrying the German Extended ROentgen Survey with an...

A citizen-science project is asking people to trace spiral galaxies to help astronomers find intermediate-mass black holes.

See the latest images of the moon from NASA's LRO spacecraft.

Human and robotic exploration image of the week: ESA astronaut Samantha Cristoforetti and fellow NEEMO crew strike a pose