Astronomers using NASA's Chandra X-ray Observatory have found a galaxy cluster has two streams of superheated gas crossing ...

2024 PT5 will be a temporary visitor, arriving in September and flying off again in November.

Though the mini-moon will only be in Earth’s orbit for about two months, it’ll stay close to the planet for a few months, ...

For nearly two months this year, Earth’s moon will have company — a second moon. Technically, it isn’t a second moon, but ...

Pierce College students and local astronomy enthusiasts gazed at the vast night sky on Sept. 12, as part of the first ...

An asteroid, pulled into Earth’s orbit, is sometimes known as a ‘mini-moon.’ You’ll need a telescope to view it.

( KTLA) — Earth will soon have two moons, but not for long. According to a study published in the journal Research Notes of ...

A “second moon” will pass by Earth, but not for so long. According to a study published by the American Astronomical Society, ...

Here’s what to know about our new, temporary celestial neighbor. Earth has a large gravitational pull. So it’s not uncommon ...

In a rebuttal to NASA’s 2025 budget request, Chandra director Patrick Slane wrote that despite a longstanding technical issue, the observatory’s efficiency is stable, and the American Astronomical ...

An Arjuna asteroid, discovered in August, will become a "mini-moon" event for nearly two months from Sept. 29 to Nov. 25.