The recent and much-ballyhooed "planetary parade" was an interesting celestial event that likely spurred even infrequent skywatchers to seek out the seven planets stretched out across the sky.

The reason the last couple of weeks have been hitting differently is a little more complicated and that’s because several planets are in retrograde right now. Below, find everything you need to know ...

The detection of CO 2 offers clues as to how distant planets form, with the observations providing strong evidence that these four giant planets formed in much the same way as Jupiter and Saturn ...

The nearest single star to the sun, Barnard’s star, has a brood of planets all its own. The red dwarf star, about six light-years from Earth, hosts four close-in planets each about two to three ...

"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 ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 light-years from Earth, putting them in contention as targets of missions for future human generations.

You can see four of these planets below. "The closest planet to the star, HR 8799 e, orbits 1.5 billion miles from its star, which in our solar system would be located between the orbit of Saturn ...

A combination of the world's most powerful telescopes detected the planets. Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from ...

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar system for the first time, scientists announced Monday. The gas giants are ...

The four planets are classified as sub-Earths because each one is about 19% to 34% the mass of Earth, according to new research. “It’s a really exciting find — Barnard’s Star is our cosmic ...

The Higgs Boson, also called the "God Particle," is like the secret glue holding the universe together! Scientists first theorized it decades ago, but it wasn’t actually discovered until 2012 at ...