The first medical evacuation from the ISS in 25 years shows how astronauts maintain health in space and the procedures supporting crew medical care, according to Space.com.

NASA says Artemis II is a major step toward returning humans to the moon — and eventually sending astronauts to Mars. For the ...

A California startup wants to bounce sunlight from orbit onto Earth after dark, and the idea is stirring up serious debate.

MIO: Memories in Orbit has a lot they never tell you, and one of the biggest is that there's an alternate ending you can get.

In the days ahead, NASA could roll out the SLS rocket that will propel four astronauts on a journey around the moon. Here's ...

With over $20 billion invested in commercial constellations and the Space Development Agency committing $9.9 billion ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Italy launches its third COSMO-SkyMed Second Generation radar satellite, expanding Earth observation services for civilian and defense use with improved coverage and image quality ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. The American patrol satellite had the targets in its sights: two recently ...

A collision would occur in just 2.8 days if all satellites lost their ability to dodge each other, highlighting how crowded Earth’s orbit is becoming. In the past seven years, the number of satellites ...

Mojtaba Akhavan-Tafti receives funding from NASA and Intelligence Advanced Research Projects Activity (IARPA). He teaches space systems engineering and mission design and management at the University ...

WASHINGTON — Spire Global has secured a contract from Deloitte to design, build and operate eight satellites that will support the consulting firm’s push into on-orbit cybersecurity, the companies ...