An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free learning ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

Students were taught about different seasons, phases of the moon, and other out of this world lessons by Dunlap, who travels ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

Volunteer Katie Fountaine demonstrates an interactive tabletop where visitors can build their own virtual solar system Dec. 11 during the grand opening of the NASA exhibit Discover Exoplanets ...

Alpha Centauri, the closest star system to Earth, is home to three stars, one of which is so tantalizingly similar to our sun that many experts speculate that its solar system might contain ...

"From the heat shield to the solar array cooling system, there was so much enabling technology required to fly this mission, and to gather data scientists have awaited for decades. Parker Solar ...

Emily Simpson, a passionate space enthusiast and recent Florida Tech graduate, has published groundbreaking research that imagines an alternate version of our solar system. Instead of the asteroid ...