Some astronomers suspect the potential 'mini-moon' was built on Earth many years ago.

NASA says there is only a 0.41 per cent chance that the asteroid will fall to Earth ahead of the U.S. presidential election.

The asteroid passed within 3,000 kilometres of Earth, which is about the distance from Toronto to Vancouver.

Get your wishes ready, because the Perseids offer the best chance to see a shooting star in 2020.

Witnesses reported hearing a loud roar after the early-morning meteor lit up the sky over Tokyo.

The asteroid is similar in size to the supposed 'city killer' that surprised astronomers last year.

"Meteorite sightings increase during the vernal equinox ... so spring season is actually peak fireball season."

"I sat and watched it about 20 times going, 'What is that?'"

A kilometre-wide asteroid is scheduled to whip past Earth on Feb. 15, according to NASA.

A meteor was spotted entering the atmosphere above Saskatoon on Saturday night.