The solar system is composed of the sun, eight major planets, five dwarf planets, over a hundred moons, and countless comets ...

Join me as I take my kindergarten students on a fun and interactive classroom spacewalk! We explore the solar system, meet ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...

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

The Kuiper Belt could extend billions of miles farther than anyone thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA's New Horizons ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

The asteroid belt may seem permanent, but it is far from static. Its slow decline reveals a more violent past when more ...

Learn about the solar system from a pair of real space museum curators in sci-fi game Elite Dangerous, as Abbie MacKinnon and Laura Joy Pieters of the London Science Museum give a guided tour of our ...

A total solar eclipse will sweep across North America on Monday, April 8, offering a spectacle for tens of millions of people who live in its path and others who will travel to see it. A solar eclipse ...