Earth will be hosting a "mini-moon" starting this weekend. Also sometimes called a "second moon," the small asteroid will rotate Earth for several months. The existence of the asteroid, formally named 2024 PT5,

Earth will get a "new moon" this weekend when, on Sunday (Sept. 29), it captures the asteroid 2024 PT5, claiming it as a very temporary "mini-moon."

Earth will capture a miniature, “second moon” this week, according to NASA scientists. The new moon is actually a tiny asteroid dubbed 2024 PT5. It will start orbiting the planet in a horseshoe path and stick around for a little less than two months before escaping Earth’s gravitational pull and going back to its regular orbit around the sun.