Alinda has made its closest approach to our planet in decades, and it's about to peak in brightness in a rare ...

The asteroids, named 447755 (2007 JX2) and (2020 XR), are each estimated to be roughly between 900 feet and 2,100 feet across.

Among the finds is an object thought to be an asteroid from the main belt, which lies between the orbits of Mars and Jupiter.

A new "main-belt comet" — a comet-like object masquerading as an asteroid in the asteroid belt between Mars and Jupiter — has been identified, bringing the tally of these beguiling objects up to 14.