Space News

Italian astronomers have reported the discovery of a new lithium-rich galactic Cepheid star, identified by high-resolution spectroscopic observations. The newfound object, designated V363 Cas, is the fifth lithium-rich c...

Fleet operator Intelsat on June 15 said it has ordered six new satellites -- four from Maxar Technologies and two from Northrop Grumman -- that it needs to continue telecommunications services in the United States with l...

SDA must be allowed to operate outside of legacy acquisition systems until it has had time to innovate, flourish and deliver. SpaceNews.com

The sun constantly cycles between periods of activity and periods of inactivity, and a new technique allows scientists to better predict when things will start getting interesting. Humanity has been tracking sunspots for...

This is probably one of the least surprising announcements to come out of the coronavirus pandemic. During a virtual meeting of the National Academies’ Space Studies Board, NASA’s associate administrator for science,...

Europe's Trace Gas Orbiter spotted an emerald glow in Mars' wispy atmosphere, marking the first time the phenomenon has been spotted on a world beyond Earth.

Solar Orbiter, a joint mission by NASA and the European Space Agency, has hit its first big milestone of its sun-watching mission -- and the spacecraft will soon have pictures to prove it.

NASA deliberately set a fire in a spacecraft to see if a "smoke eater" and carbon dioxide scrubber could make future moon missions safer for astronauts.

NASA's Curiosity Mars rover occasionally stops to stargaze. Recently, it captured a shot of Earth and Venus in the Red Planet's night sky.

NASA leadership and a panel of scientists and engineers will preview NASA's next mission to the Red Planet, the Mars 2020 Perseverance rover, at a media briefing at 2 p.m. EDT Wednesday, June 17.

Intelsat's managed-broadband service is called FlexGround Communications-On-The-Move. SpaceNews.com

How's the weather on Mars? Tough on rovers, but very good for generating and moving highly reactive chlorine compounds. New research from Washington University in St. Louis planetary scientists shows that Martian dust st...

Astronomers have measured the Hubble constant using astrophysical masers, and the result makes our understanding of cosmic expansion even worse. The post Evidence is Building that the Standard Model of the Expansion of t...

Video: 00:56:23 Replay of a discussion between European experts on how to reinvent your business model in the wake of the coronavirus pandemic. Recorded on 15 June 2020. The coronavirus pandemic has induced and accelerat...

Image: The Atmosphere-Space Interactions Monitor or ASIM, mounted outside the European laboratory of the International Space Station, enters its second year of science operations. Launched in April 2018, the payload bega...

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NASA astronauts Chris Cassidy and Robert Behnken are scheduled to go outside the International Space Station (ISS) Friday, June 26, and Wednesday, July 1, for spacewalks to begin the replacement of batteries for one of t...

A black hole, at least in our current understanding, is characterized by having "no hair," that is, it is so simple that it can be completely described by just three parameters, its mass, its spin and its electric charge...

At the heart of understanding our space environment is the knowledge that conditions throughout space--from the sun to the atmospheres of planets to the radiation environment in deep space--are connected.

A new lead selected for our human spaceflight efforts, the new core capability of our next Mars rover, and news about our future VIPER lunar robot ... a few of the stories to tell you about - This Week at...

Later this year, if all goes well, the International Space Station will receive a very important delivery: a new and improved toilet system.

The emergency preparedness activities now underway to combat the coronavirus pandemic offer insight about our readiness to deal with a dangerous incoming asteroid, experts say.