This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet-forming disks. These objects could "seed" the disks, sweeping past the ...

An asteroid the size of a skyscraper is approaching Earth at 24,136 miles per hour. The giant asteroid will be at its closest ...

A giant space rock the size of New York's Chrysler Building will make a close pass by Earth Thursday, and it could get even ...

A research team led by geophysicists at UC San Diego's Scripps Institution of Oceanography provides an explanation for ...

Earth will move between Saturn and the sun this weekend, offering prime views of Saturn in what's known as "opposition." Here's what to know.

Climate activist Bill McKibben said solar power’s rapid growth is good news, even if it could be bad news for Houston’s ...

Spiral arms are crowded regions of space filled with stars, dust, and gas. As the solar system traveled through them, ...

A cryogenics company called Bluefors needs ten thousand liters of helium-3 from the Moon to be delivered each year from 2028 ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Centre of Competence in Research PlanetS, the University of Warwick, and the Canary Islands ...

While Saturn has been visible in the night sky all of September, this weekend, the ringed planet will shine its brightest.