NASA's proposed Habitable Worlds Observatory will be designed for robotic repairs instead of astronaut servicing. The ...

Researchers have identified dozens of previously undetected debris fragments in geostationary orbit, warning that the region ...

European Space Agency's Euclid telescope picks up two quasars dating back to a time when the Universe was just 670 million ...

SCIENTISTS have discovered a new exoplanet dubbed “Super Jupiter” that is orbiting a distant star. The experts behind the ...

Launching in the 2040s, the HWO telescope will search for Earth-like planets and feature swap-out instruments maintained by ...

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

A robotic tugboat has launched to pull a decades-old space telescope to safety. A private spacecraft called LINK is on its way to rescue NASA’s Swift space telescope from a fiery death in Earth’s ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously large black holes” might be used by alien civilisations, and what makes the ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more natural source.

Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met with skepticism by an American colleague. Watch America's 10,000-ton Navy ...

A study suggests that stellar plasma may distort alien signals, complicating SETI's search for extraterrestrial life by pushing signals below detection thresholds.