NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...

Scientists have discovered two diamond-like planets, PSR J1719-1438b and 55 Cancri e, challenging our understanding of planetary composition and formation, and raising questions about the universe's ...

The HR 8799 system, 130 light years from Earth, is only 30 million years old -- just a baby compared to our solar system's 4.6 billion years.

Mount Spurr near Anchorage has been showing signs of unrest for a year. Now scientists think it's creeping closer to an ...

A distant exoplanet discovered, named Enaiposha, is unlike anything found in our own solar system, similar to a "super-Venus" ...

Suni Williams and Butch Wilmore are gearing up to return toE Earth on Tuesday after an unexpected nine months aboard the ISS, ...

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Not only do super-eruptions cause the volcano to collapse, resulting in the formation of the caldera, they eject huge amounts ...

Children from Kindergarten through 12 grade are encouraged to participate by submitting a poster that could be used in ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a cautionary tale from planet hunting’s prehistory ...

Five 'mass extinctions' have decimated our planet since it was formed - now scientists claim the answers to two could be written in the stars.

A Lake Older Than Mountains Lakes, like mountains, can last millions of years. However, most lakes are short-lived in ...