Four planets will be in the parade in January while seven will align in February. Here's how to see the events.

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an ...

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

This year, a rare planetary parade will feature six planets aligning in a line, including Venus, Jupiter, Saturn, Mars, ...

This week’s new moon, on Wednesday, Jan. 29, will signal the beginning of the Chinese Lunar New Year, which is this year ...

Despite the name, a planetary alignment isn’t when the planets get in a row, it’s when a fair few gather on one side of the ...

Referred to as a planetary parade or alignment, this celestial event occurs when multiple planets in our solar system appear ...

While planets circle the sun in what's called and heliocentric orbit, they rarely fall together in what appears to the human ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

Recent studies have revealed that, until now, Hot Jupiters seem to be the only planet in orbit around their host star. This ...