The asteroid was found by a group called ATLAS, which stands for Asteroid Terrestrial-impact Last Alert System, in August.

New evidence suggests that billions of years ago, a star may have passed very close to our solar system. As a result, ...

A newly discovered asteroid, also referred to as a mini-moon or second moon, is set to enter Earth's orbit temporarily this ...

Watching for changes in the Red Planet’s orbit over time could be a new way to detect passing dark matter. MIT physicists ...

Our solar system might still bear the scars from an extremely close shave with an alien star. Such an encounter – the closest pass we know of – would have shaken up objects on the outskirts and might ...

Watching for changes in Mars' orbit over time could be new way to detect passing dark matter, according to researchers.

They found that if a primordial black hole came within a few hundred million miles of Mars, it could cause a slight “wobble” ...

A star’s flyby likely altered the orbits of trans-Neptunian objects beyond Neptune that changes how we view the solar ...

Tiny black hole "bullets" left over from the Big Bang could be passing through Mars at speeds in excess of 7,000 times the ...

"Primordial black holes do not live in the solar system. Rather, they're streaming through the universe, doing their own thing," said researcher Sarah Geller.

The outer solar system is home to thousands of smaller celestial bodies beyond Neptune. Many of these objects have peculiar ...

New simulations suggest that there are enough primordial black holes—potential dark matter candidates—in the universe for one ...