The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

The interstellar comet known as 3I/Atlas will pass within 167 million miles of our planet Friday – the closest it gets on its ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

Discovered over the summer, the comet known as 3I/Atlas will pass within 167 million miles of our planet on Friday. That's as ...

NASA’s latest measurements show that Earth is reflecting less sunlight back into space than it used to, a subtle shift with ...

NASA astronaut Jonny Kim flew home with two Roscosmos cosmonauts from the International Space Station packed tight in their ...

NASA seeks capabilities that enable the delivery of systems allowing crews to detect and interpret anomalous spacecraft ...

With NASA’s first launch toward the moon in five decades potentially only a few months away, the space agency has just ...

NASA has successfully tested its X-66 aircraft in a wind tunnel, hoping it can reduce fuel consumption by at least 30%.

The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.