Space News

Researchers have discovered 15 new planets around cool stars known as red dwarfs, and one of those planets might be able to host liquid water on its surface.

The nature of planets orbiting stars in other systems will be the focus for ESA's fourth medium-class science mission, to be launched in mid 2028.

A decision on a new launch date for NASA's James Webb Space Telescope, and announcement of any potential breach of its $8 billion cost cap, could come next week, an agency official said March 20. SpaceNews.com

"What we are seeing for the first time are Earth-sized planets that have a lot of water or ice on them," says Arizona State University astrophysicist, Steven Desch. TRAPPIST-1 is an ultra-cool red dwarf star that is slig...

A letter signed by more than 60 House members calls on the Senate to advance the stalled nomination of fellow congressman Jim Bridenstine to be NASA administrator. SpaceNews.com

NASA will test a parachute for possible future missions to Mars from NASA's Wallops Flight Facility in Virginia on Tuesday, March 27. Live coverage of the test is scheduled to begin at 6:15 a.m. EDT on the Wallops Ustrea...

The mysterious object may have formed in a binary star system, new research suggests --

The mysterious object may have formed in a binary star system, new research suggests --

Citing recent reforms that provide more time to orbit a new satellite constellation, satellite broadband-startup OneWeb asked U.S. telecom regulators to nearly triple the size of its authorized low-Earth-orbit constellat...

Two American astronauts will venture outside the International Space Station on Thursday, March 29, for a planned 6.5-hour spacewalk. Experts from NASA will preview this work in a briefing at 2 p.m. EDT Tuesday, March 27...

About 70,000 years ago, when the human species was already on Earth, a small reddish star approached our solar system and gravitationally disturbed comets and asteroids....

Almost every product we use has a shelf life. From milk and meat to laundry detergent and batteries, it's important to know when it's safe to use a product, and when it's time to replace it. But what about materials...

Rocket engine nozzles operate in extreme temperatures and pressures from the combustion process and are complex and expensive to manufacture....

"It's estimated that 95 percent of the livable space on our planet is in the ocean," said Carole Baldwin, curator of fishes at the Smithsonian's National Museum of Natural History, and lead author of a new study and dire...

With the impending arrival of spring, we can step out during the late evening hours (around 11 p.m. local daylight time) and count up to 11 "first-magnitude" stars - the brightest in the sky.

The National Oceanic and Atmospheric Administration (NOAA) celebrated a crisp start to spring today (March 20) in the Northern Hemisphere with a stunning view of Earth from sunset to sunrise.

Amateur astronomers had 12 spectacular new images to look to during this year's Messier marathon, a skywatching challenge that happened on the weekend of March 17 and 18.

Human spaceflight and exploration image of the week: ESA astronaut Alexander Gerst begins preflight science measurements.

The Yellowstone supervolcano last erupted around 630,000 years ago, and scientists believe such eruptions were triggered by the influx of new magma into its large chamber. However, where previously scientists thought tha...

"People punish the machine more harshly for mistakes than they do humans," says Cade Massey of the University of Pennsylvania. The story from Tempe, Ariz., is terrible. A woman crossing a street outside the boundaries of...

A team of researchers from Arizona State University and Vanderbilt University has found evidence that suggests the exoplanets surrounding the star Trappist-1 may be too wet to support life. In their paper published in th...

The traditional way of mapping Earth's geology and mineral resources is a costly and time-consuming undertaking. While satellites cannot entirely replace the expert in the field, they can certainly help - as a recent eff...