A quiet but consequential race is unfolding across Europe. The goal: orbital autonomy. As access to satellite infrastructure becomes a national security issue and economic imperative, a new cohort of ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

In early 2004, the Hubble Space Telescope (which turned 30 this year) gained iconic status by giving us the Hubble Ultra Deep Field (HUDF): a window into the early cosmos showcasing 10,000 of galaxies ...

Over 20 years ago, the Hubble Space Telescope looked at a little patch of sky for days, with this methodical approach ...

The United States and China aren't the only powerful, wealthy nations in the world, and they're certainly not the only ...

NASA has a long record of monitoring Earth's sea surface height, information critical not only for tracking how the ocean ...

In a spectacular image captured by the Hubble Space Telescope, the spiral galaxy NGC 1309 glows with cosmic elegance and hides a strange survivor.

NASA’s Europa Clipper spacecraft just aced a key radar test while flying past Mars, proving its ability to detect structures ...

This solar eclipse was created by 2 satellites flying in formation, allowing astronomers to photograph the Sun’s corona.

Three European firms that have proposed combining their space businesses say they are still in talks after missing a deadline ...

A German company has completed a six-week test of its full-flow staged combustion rocket engine. Named Typhoon, the engine’s ...

The Space Telescope Science Institute (STScI), which operates Webb, recently released an image of a planetary nebula known as NGC 6072. The nebula is located roughly 3,300 light-years from Earth, in ...