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

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

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

It’s often said—we said it again ourselves just last week, in fact—that our own Solar System isn’t as typical as scientists once imagined. We’ve got four small, close-in, rocky planets (Mercury ...

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 ...

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...

ATLANTA — On most clear nights, you can catch a view of one or two planets in the night sky. Friday evening, seven planets will be aligned, briefly visible from Earth's perspective. Although the ...