Elizabeth Howell

Photovoltaic systems would be better than nuclear fission for missions that set up shop near the Martian equator, according to a new study.

NASA's OSIRIS-REx will visit the infamous near-Earth asteroid Apophis.

Crew-4 will launch toward the International Space Station early Wednesday (April 27), if all goes according to plan.

Mars, the moon and asteroids will get a deeper look from these spacecraft with eight NASA mission extensions.

U.S. Vice President Kamala Harris called NASA astronaut Mark Vande Hei earlier this month to congratulate him on his record-breaking space mission.

SpaceX has secured another airline customer for its Starlink internet service.

You can watch a big asteroid make a safe flyby of Earth today (April 26) if you have strong Internet access.

Smart shirts and artificial retinas will lift off to space alongside SpaceX's Crew 4 mission to the International Space Station, no earlier than April 26.

A 'wispy' galaxy 4 billion light-years away from us features in a glorious new photo from the Hubble Space Telescope.

Giant Jupiter and the shadow of its biggest moon, Ganymede, dominate the view in a newly shared image based on a NASA spacecraft data.

Fast blue optical transients are ultrahot, ultrafast and difficult to explain.

SpaceX just secured its first deal to provide inflight internet service on airplanes using its Starlink constellation of broadband satellites.

The quarter-phase moon points to a stunning set of planets low in the sky: Saturn, Mars, Venus and Jupiter.

While the James Webb Space Telescope is almost at its deep space temperature, NASA officials wrote in an update, there's no firm timeline on when it will get cool enough.

The sun is a beehive of flaring activity in a stunning new photo from a NASA spacecraft.

The tiny Mars moon Phobos looms large on the sun's face in dramatic eclipse footage captured by NASA's Perseverance rover.

Our lunar neighbor shines beneath the Arc de Triomphe, a French monument inspired by Roman architecture.

The vehicles replace the Astrovans used for the space shuttle program, between 1983 and 2011.

There were reports of a shortwave radio blackout over Australia, the Western Pacific and eastern Asia.

Some of the proceeds will benefit the Planetary Society, adding to a years-long collaboration involving the nonprofit's CEO, Bill Nye.

About 1,500 flames were ignited on the International Space Station in five years to learn how fire behaves in microgravity.

Perseverance just reached the remains of an ancient Red Planet river delta, a set of layered rocks that has long been the life-hunting rover's main science target.

The Hubble Space Telescope captured an image of a unique group of merging galaxies that provides a glimpse into processes in the early universe.