Europe has just run its most extreme space weather simulation yet — a scenario so severe that no spacecraft was left ...

A newly discovered warp in the outer Solar System may have been created by a small, rocky world, much closer to the Sun than ...

A planet-size object that possibly once visited the solar system may have permanently changed our cosmic neighborhood by ...

Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...

Astronomers in Japan have spotted a distant object orbiting the Sun far beyond Neptune, pointing to an extraordinary event that took place during the earliest years of the solar system. Astronomers ...

Imagine if it were always night-time in the Western Hemisphere and always daytime in the Eastern Hemisphere, and the only way for Londoners to see the Sun was to fly to somewhere like Tokyo. “This ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

For the first time ever, the James Webb Space Telescope has discovered an exoplanet by directly imaging it. The newfound world has a mass roughly similar to Saturn and orbits inside the debris disk ...

There's a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic mystery. Astronomers have cataloged a frozen minor planet called 2017 OF201, ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

This illustration shows an exoplanet orbiting around two brown dwarfs –– objects bigger than gas-giant planets but too small to be proper stars. ESO/M. Kornmesser Astronomers have discovered a ...

Luke found life on Tatooine to be boring, but he should be glad, because as we have seen, binary stars have the potential to play all kinds of havoc on their orbiting circumbinary planets. A ...