Hundreds of people who love the little planet that was dissed, gather every year in the Arizona town where Pluto was discovered. They celebrate scientific discovery, history and our solar system’s ...

In 2020, a study confirmed that two planets orbited the nearby red dwarf, GJ 887. Now, astronomers have confirmed the existence of two additional planets orbiting GJ 887 in a new study published in ...

NEW YORK (AP) — Six planets are linking up in the sky at the end of February, and most will be visible to the naked eye. It’s what’s known as a planetary parade, which happens when multiple planets ...

Nearby red dwarfs are turning into rich laboratories for studying small rocky worlds. One such star now stands out as a system with four or more planets, including at least one in the habitable zone ...

Want to catch a glimpse of the planetary alignment from Arizona? Here's what to know, including a list of official dark sky locations in the state.