Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

The NASA/ESA Cassini-Huygens mission explored Saturn and its moons from 2004 to 2017, providing the most detailed images and ...

There's nothing to get a scientist's heart pumping like a good, old-fashioned statistical debate. When it comes to topics ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

A unique gas giant has been confirmed through global teamwork, offering insights into planetary formation and future ...

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...

Astronomers have discovered over 100 new alien worlds so far this year — some many light-years away from Earth — that ...

A unique new material that shrinks when it is heated and expands when it is cooled could help enable the ultra-stable space ...

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

Scientists have discovered the first clear case of a planet causing its host star to flare, offering new insights into the ...

Readers doubtless know that metals expand when heated. As explained in a NASA blog post that’s a problem for space telescopes because if their components warm and expand it can mean that the shape of ...

The James Webb Space Telescope has discovered a previously unknown exoplanet, a young gas giant the size of Saturn, 110 light ...