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

Using the now-retired Kepler space telescope, astronomers have discovered that larger planets grow up in more turbulent homes ...

The Odysseus spacecraft made a rough landing on the moon last year, toppling over and rendering much of its equipment ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

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

NASA’s newest space telescope rocketed into orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

NASA's James Webb Space Telescope was recently used to capture direct images of four Saturn-like exoplanets in a solar system 130 light-years away.

"There really is something very different about how these giant planets form versus how small planets like Earth form." Scientists have used data from NASA's retired planet-hunting space telescope ...