The half-lit lunar disk will rise alongside the ringed giant Saturn and dimmer Neptune in the early morning hours of June 19, ...

Learn how a new discovery of a giant planet can help scientists refine their theories of how planets form.

Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...

Astronomers from the University of New Mexico, along with U.S. and international researchers, have confirmed the existence of ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

You may not see Neptune with the naked eye, but it’s hiding some of the most extreme weather in the solar system. With 1,000+ mph winds and Earth-sized storms, this distant ice giant challenges ...

In many of these virtual universes, planets were kicked into orbits between 100 and 10,000 astronomical units (AU) from their stars. That’s up to 250 times farther than Neptune.

Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star. The discovery defies current understanding of how planets form.

Astronomers spotted exoplanet AT2021ueyL b, a gas giant 3,262 light-years away, using microlensing. It orbits in the galactic ...

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The ice giant Neptune - too dim to spot with the naked eye - will be positioned roughly 1 degree to the upper left of Saturn and can be observed using a telescope with an aperture of 8-inches (200 ...