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

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

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

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

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

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

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

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

High solar activity levels have historically been linked to warmer temperatures, on average, across Earth, according to the ...

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

The program offers citizens of the Métis Nation in Ontario, Canada a one-time, forgivable loan toward installing a rooftop ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...