Continuing the Artemis program and using its planned lunar space station as a staging post would be a more energy efficient ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Earth's unusual orbit through hot and cold conditions tests the limits of tolerability for any known lifeforms.

PT5, a near-Earth object discovered last year, has captivated scientists with its potential lunar origins. Likely ejected ...

The Artemis program has been NASA's best chance to get "boots on the moon" again. But with the new US administration taking ...

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

An international team, including researchers from UNIGE and NCCR PlanetS, has discovered a super-Earth, referred to as HD ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

But according to an international team of researchers, including some from the University of Geneva, in a study published ...

A planet that may support alien life has been discovered less than 20 light-years from Earth. The "promising" super-Earth - ...