Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

Nearly 13 years after skydiving from the edge of space, Austrian skydiver Felix Baumgartner has died during a tragic accident ...

Have you ever wondered why we always see the same side of the Moon? Although it may seem like the Moon doesn't rotate, it does,just in a very special way. This phenomenon is called synchronous ...

Earth has rarely looked as remarkable as it does in this stunning shot (above) captured by NASA astronaut Don Pettit from the ...

Researchers are on firmer ground when it comes to the physiological impacts of increased UV radiation. With the weakened magnetic field, more harmful radiation would have reached Earth's surface, ...

In other words, the Trump administration appears intent to inflict significant geopolitical and economic harm on the U.S. to ...

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.

The search for habitable exoplanets is a key priority and sits at the pinnacle of exoplanet science. The science community ...

The deep-space optical communication link could revolutionize how scientists communicate with spacecraft as they explore the ...

The discovery resets our understanding of how ice behaves in the frigid vastness of deep space and could influence our ...