NASA’s Roman Space Telescope could revolutionize the search for alien worlds by discovering around 100,000 exoplanets—far ...

Every morning on WASP-94A b, clouds made of vaporized rock and metal condense out of the atmosphere. Every evening, they’re ...

NASA’s Psyche spacecraft flew past Mars on its way to a strange metal-rich world that may reveal secrets about Earth’s ancient planetary formation past.

So why is NASA launching fewer telescopes and planetary science missions than it did a quarter-century ago? The answer is ...

Spanning around 410 feet in diameter, the asteroid is speeding towards our planet at around 30,200 miles per hour.

A giant planet nearly 700 light-years away has a bizarre daily weather cycle where mineral clouds appear every morning and ...

Two pairs of ‘rogue’ Jupiter-size, planet-like objects have been found in a large star-forming region in the Milky Way, a new ...

Is Pluto a planet? NASA Administrator Jared Isaacman told Congress on Tuesday that Pluto should be recognized as a planet, 20 years after its status changed.

Could Pluto be repromoted to planetary status? On Tuesday NASA administrator Jared Isaacman told a Senate committee hearing that he is “very much in the camp of make Pluto a planet again.” NASA is ...

On ‘Star Wars day’, researchers more than double the number of potential known ‘circumbinary’ planets like the fictional Tatooine, home to Luke Skywalker ...

I’m a planetary scientist who was born the year of Sputnik’s launch. Over the course of my 40-year career, I’ve witnessed not one but at least five separate revolutions that fundamentally transformed ...