The hefty space rock 2014 TN17 is large enough to wipe out a city, but it will pose no risk to our planet when it sails by ...

With the drama around the first human spaceflight of the year behind it, SpaceX is back to the business of sending private ...

Learn what planet rains molten iron and which planet has two moons like Tatooine in Star Wars.

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...

The James Webb Space Telescope has detected water vapor and thick clouds on LTT 9779 b, an ultra-hot Neptune locked in a ...

The James Webb Space Telescope has spotted a 'rogue' cosmic object barrelling through our galaxy without a star, and covered ...

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our ...

The infinity of the universe hides facts such as the one that has been uncovered in recent days. An object 13 times the size of the planet Jupiter is wandering uncontrollably throu ...

The remnant of a star roughly 20 times as massive as the Sun that exploded about 10,000 years ago, the Veil Nebula is situated about 2,400 light-years away in the constellation Cygnus. This view ...

The seven planets in the system closely orbit their star, so that if TRAPPIST-1 were in place of our sun in the solar system, the planets surrounding it would all be within the orbit of Mercury ...