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

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

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 ...

Last week NASA announced the "clearest sign of life that we've ever found on Mars". Amazing news, or a "crushing blow" for humanity?

“The idea that Ryugu-like objects held on to ice for so long is remarkable,” he added. “It suggests that the building blocks ...

We like to think that our solar system is eternal, but one day, its very epicenter will die. Our Sun, like all stars, had a ...

Astronomers have identified a tiny quasi-moon, 2025 PN7, orbiting near Earth for about 60 years. This 62-foot-wide near-Earth ...

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 ...

The horologists behind Vacheron Constantin’s La Quête du Temps reveal how they crafted the mechanical masterpiece to mark the ...

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