Scientists at NASA's Goddard Space Flight Center have released this gorgeous visualization of one of their weather models.
A new book by astrophysicist Caleb Scharf, "The Zoomable Universe," takes readers all the way from the size of the observable universe — as far as light can travel in 13.8 billion years — down to the shortest theoretical measurable length.
Fast-moving dust could theoretically knock microbes floating high up in a world's atmosphere out into space, potentially sending the bugs on a trip to another planet — perhaps even one orbiting a different star, according to a new study.
Virgin Orbit announced Nov. 16 that it has received its first launch contract for a LauncherOne mission from a Defense Department agency.
Four outstanding women from NASA’s history got the Lego treatment in the new Women of NASA set.
Melting ice affects sea level rise differently depending on where it happens, according to a new model NASA is using to study the changing climate.
Smithsonian Channel is producing a show that will tell the stories behind the incredible pieces of technology that made human spaceflight possible.
While kids slogged their way through the first days of school, NASA launched A Year in Education on Station (YES), a program that takes advantage of two educators flying on board the International Space Station.
The mysteriously cold vortex of air whirling above the south pole of Saturn's moon Titan may result from its atmosphere's unique chemistry, a new study finds.
The surface of Mars, with its dune flows, gullies and slope movements, is the result of sediment being transported downwards in the recent past as well as today.
Next stop, space? A spacesuit from Final Frontier Design did its third round of Canadian flight testing earlier this month in preparation for eventual space tourist flights.
If you want to make the case that spaceflight is about to take a giant leap, SpaceX's next cargo run to the International Space Station for NASA could be Exhibit A.
Astronomers have captured a stunning new view of the surface of an aging red giant star, revealing new clues about what the future may hold for our own sun.
The true story of 13 women who underwent the same medical testing as NASA's original Mercury astronauts at the start of the space age is being developed as a new miniseries for Amazon.
Data gathered by satellites circling Earth since 1997 come together in a breathtaking time lapse of our dynamic planet.
Despite very considerable successes, there remains much more to be learned. And in some ways, the discoveries made in recent decades have raised as many new questions as they have answered.
Bad news for microbes on Mars: A new paper argues that dark streaks on the Martian surface are not caused by underground supplies of liquid water.
An extensive hole opened up in the sun's atmosphere, allowing solar winds to rush out into space.
A star-forming galaxy 12.8 billion light-years away offers insight into the early days of our universe after the Big Bang roughly 13.7 billion years ago.
Space is a glamorous place to work, but for astronauts it is also a dangerous environment. A new sci-fi short called "Others Will Follow" beautifully shows that tension. Space.com spoke with filmmaker Andrew Finch.