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

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

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

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

It took two years for NASA's OSIRIS-REx space probe to return from asteroid Bennu before dropping off a small capsule as it ...

Now in its ninth year, the overwhelmingly expansive sci-fi survival sim No Man’s Sky is transforming yet again. Another ...

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

Two new studies show a briny, carbon-rich environment on the parent body of the Bennu asteroid was suitable for assembling ...

Discover the fascinating findings from asteroid Bennu: pristine salt minerals reveal the presence of liquid water in the ...

STATEN ISLAND, N.Y. — A series of lawsuits filed against a solar energy company operating on Staten Island and elsewhere alleges false promises, misrepresentation of costs and in some cases ...

Titan is the only moon in our solar system with a significant atmosphere. Now we have a very good idea of how this dense ...

Developer LeFrak has installed the largest rooftop solar array on a high-rise multifamily residential building in New Jersey.