Since Pluto was relegated to dwarf planet status, almost everyone has agreed that there are eight planets in our solar system ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, ...

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Wave-particle interactions across the solar system can have a wide range of effects though they are caused by the same set of ...

Volcanoes on distant moons, frozen oceans beneath alien crusts, and storms larger than Earth — this film uncovers ten ...

Our Solar System hides worlds of fire and ice, storms that outlast civilizations, and mysteries still beyond human reach.

The April 2024 total solar eclipse caused some birds to believe that a new day had arrived, prompting them to burst into song, a new study found.

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

A rare interstellar visitor has entered our Solar System, and it’s behaving in ways that have astronomers both fascinated and puzzled.