An eight-day mission has turned into a nine-month space stint for two NASA astronauts who are finally set to come home. But ...

Four astronauts are set to launch from Florida as they embark on NASA’s SpaceX Crew-10 mission to the International Space Station. The launch was expected to liftoff from NASA's Kennedy Space Center ...

The first total lunar eclipse in more than two years lit up the sky last night as humanity, forever fascinated with the Earth ...

Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks.

Below are a collection of images captured from around the world.

SpaceX lists the total number of payloads for Transporter-13 as 74, which includes some hosted payloads and a reentry capsule ...

All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA—and it likely lived on Earth only 400 million years after its formation.

South Florida sky watchers were able to witness a total lunar eclipse early Friday morning, as Earth’s shadow completely ...

Pictures may enliven us, but other data, such as information about magnetic fields, add a huge amount to our understanding of ...

While Earthlings were watching the moon turn blood red during Friday morning’s lunar eclipse, a robotic lander on the moon ...

If you missed March's total lunar eclipse, also known as the "blood moon," when will you be able to see one next?

Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely on the radioactive decay of elements to produce heat and eventually ...