There’s a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic ...

According to astronomers, the last time this planet came close to the Sun was in 1930. In the same year, Pluto was discovered ...

Astrobotic has completed a key round of testing for a lunar wireless charging system that incorporates technology from ...

One Pluto year equals 248 Earth years. At 1473 miles in diameter—about half the width of the United States—Pluto is the ...

If you were to ask scientists where life exists beyond Earth, they would correctly tell you that we do not know. There is so much that we do not understand about life on Earth, let alone about where ...

Brown’s discoveries included three objects that each were at least half as wide as Pluto ... now called the Nice model, which posits that the solar system began with many more small bodies ...

Astronomers have long been intrigued by the makeup of the asteroid belt’s largest body. When it was first spotted in 1801, ...

A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the sea ice on a ...

Explore 10 fun, free, and kid-friendly stops on a walking tour of the University of Memphis campus, from statues to science to storytime.

Elon Musk, under the username "Kekius Maximus," has joined William Shatner in advocating for Pluto's reclassification as a ...

A fundamental responsibility of every member of the Arizona Game and Fish Commission is to ensure that the ethical standards ...

This week, an old astronomical controversy is renewed as researchers present new evidence for a hidden "Planet X" in our solar system.