When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

NASA researchers got a rare chance to study Uranus' atmosphere and rings this month, when the ice giant passed between Earth ...

A stellar occultation this month gave scientists an opportunity to scrutinize the seventh planet from the Sun.

William Saunders, planetary scientist at NASA’s Langley Research Center, revealed that Uranus occulted a star lying about 400 ...

NASA has revealed its top skywatching tips for May, and they include a meteor shower, lots of planets, and possibly a nova.

Uranus is an ice giant planet with a thick atmosphere over a hot mantle of water, ammonia, and methane ices. Humanity has ...

Astronomers are once again getting excited about a rare nova that could appear in the night sky anytime from now into the coming months. Here's why.

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

The Red Planet will meet a beautiful star cluster called the Beehive on Friday (May 2). Also known as M44, the cluster will ...

A day at Uranus just got a little longer. Scientists reported Monday that observations by the Hubble Space Telescope have confirmed it takes Uranus 17 hours, 14 minutes and 52 seconds to complete a ...