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

WASHINGTON (AP) — A food aid program that supports millions of low-income mothers and their young children received a $300 ...

From an early age, we are taught to understand that the planets of our solar system change in position while orbiting a central star, the sun. But does the sun itself move within the solar system?

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

Have you ever wondered just how big space really is? It’s huge. In fact, it’s astronomical! The Colorado Scale Model Solar System depicts the Sun, the planets, and the distances between them all on ...

It’s always fun when an afternoon hike shows you the insignificance of our tiny planet. That happened recently when I journeyed to Heiligenmoschel, Germany, for a planet walk, a special type of ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

For the first time since 2008, two new planets are being added to one of northern Maine's most famous — and scientifically accurate — roadside attractions. Dwarf planets Haumea and Makemake are the ...