Feeling a little tense and unruly? No, it’s not just the silly season, there are five planets retrograde — including Mercury ...

New observations show that newly formed planets close to a star help shepherd dust and gas to create more planets farther out ...

You don't need a telescope to admire the majesty of our planetary neighborhood. Planets like Jupiter and Venus reflect ...

This January, the seven visible planets will align in the sky in a “planet parade.” The rare celestial event will start just ...

Although Seeing in the Dark doesn't directly discuss Pluto, it does celebrate the joy of observing planets. Viewers who watch the show may wonder what happened to Pluto in 2006 and whether any of ...

Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...

New radio astronomy observations of a planetary system in the process of forming show that once the first planets form close to the central star, these planets can help shepherd the material to form ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019 ...