With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

CANCER (June 22-July 22). Your effort to put something lovely into the world will be rewarded, especially if you focus on the ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Astronomers have recently unveiled the existence of giant planets that defy current models of planetary formation, ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

Planets do not emit visible light like stars; they shine in the sky because they reflect sunlight. Exoplanets too reflect ...

Astronomers are investigating a strange class of exoplanets known as eccentric warm Jupiters — massive gas giants that orbit their stars in unexpected, elongated paths. Unlike their close-orbiting ...

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

Explore the mysteries of "No Man's Sky" with us as we dive into the fascinating planets that populate this expansive universe ...

Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

Space scientists look back on 30 years of exoplanet discoveries — from rows of massive ‘super-Earths‘ to worlds with ...