What does it truly mean to live in space? To wake up in microgravity, repair failing systems, and make sure there’s enough ...

What’s emerged so far is a crowded, fragmented market of space domain awareness (SDA) platforms built on different sensors, catalogs and analytics. The result: overlapping data streams and ...

On-demand cargo delivery from orbit? Sierra Space wants to make it a reality with its new "Ghost" concept. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Earth's orbit is an ellipse, not a perfect circle. Earth's distance from the Sun varies by about 3 million miles throughout the year. Earth's orbit's semimajor axis is approximately 93 million miles.

A British-built manufacturing satellite successfully launched into orbit on its first test mission. Cardiff-based startup Space Forge launched the probe — called ForgeStar-1 — aboard SpaceX’s ...

D-Orbit, which flies payloads on its ION orbital transfer vehicles, will use a Series C round to expand into new space logistics applications like servicing. Credit: D-Orbit PARIS — Italian space ...

Space is getting crowded, with junk. Essential satellites delivering navigation, weather forecasts, the Internet and other services face this threat daily. Old rockets, decaying spacecraft and human ...