There are many places on Earth so weird they make you feel like you're on another ... tunnel connecting the cave to another ...

Chorus waves, quick bursts of energy known to occur relatively close to Earth and around other planets, were found in an ...

Understanding where Earth's essential elements came from—and why some are missing—has long puzzled scientists. Now, a new ...

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

By tracing the corkscrew wobble of two stars as they move through the sky, the Gaia space mission has discovered one new ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star ...

We live in a golden age for space exploration. Scientists are gathering massive amounts of new information and scientific ...

Enaiposha, discovered in 2009, has piqued scientists’ curiosity because of its size and the properties of its atmosphere. The exoplanet has a radius around 2.7 times and a mass about 8.2 times greater ...

Once orbital uncertainties and other variables are considered, analysts put the probability of a direct hit on earth at around 1 in 100. That probablity of hitting our planet could drop to zero ...