A crater on Mars has a bright patch of ice. It's the second time in over a decade that the crater and ice has been observed ...

Astronauts on the ISS face hidden microbial threats. From biofilms corroding metal to weakened immunity, extreme sterility in ...

NASA's most remarkable achievements include launching Explorer 1 in 1958, the 1969 Apollo 11 moon landing, and the Hubble ...

"The operations work at STScI, NASA's Goddard Space Flight Center, and other NASA contractors is funded by the operational ...

The Perseverance Mars rover's Mastcam-Z camera the Martian moon Phobos transit the Sun. See real-time and time-lapsed views here. Credit: Space.com | NASA/JPL-Caltech/ASU/MSSS/SSI | edited by Steve Sp ...

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant ...

Mars has fascinated humanity since Galileo Galilei accurately observed it more than 400 years ago. Now we’re getting to the ...

A study, conducted in part by NASA, indicates why Mars is red — and, more importantly, what this says about potential life on ...

Its ruddy complexion is the defining characteristic of Mars, the idiosyncrasy that marks it out from all the other planets of ...

Superplumes near Earth's core may trigger volcanic eruptions, disrupt the magnetic field, and even cause pole reversals, ...

A file photo taken 27 August 2003 by NASA's Hubble Space Telescope shows Mars snapped within minutes of the planet's closest ...