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

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Speaking of which, it's time to test your knowledge of our stellar neighborhood with our solar system quiz. If you need a hint, click the yellow button. —Black hole quiz: How supermassive is ...

Humans crossed oceans to find what was on the other side. The solar system is in a sense the biggest neighborhood that we have. So, by exploring it, we’re making our neighborhood a little bit ...

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

After Hurricane Helene, Chandra Brown was able to power her home and help her neighbors because of solar energy. As Chandra wrote for Generation180, the grid power system in Metter, Georgia, went down ...

If you get the question in Trivial Pursuit “how many plantes are there in the Solar System?”, depending on when you went to school or how old the version is, there’s a fair chance of giving ...

"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

Most people hear “spacecraft” and envision rockets blasting into space, but they’re often not aware of the meticulous ...

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 ...

Mayor Mike Duggan on Wednesday announced the two remaining neighborhoods that will have land converted into solar farms, which are expected to generate energy for Detroit’s 127 municipal buildings.