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

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

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

A large team of researchers working on the Alpha Magnetic Spectrometer Collaboration, which has been analyzing eleven years' ...

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

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

The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

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 ...

There are eight official planets (sorry, Pluto) in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. But astronomers have spent the better part of a century ...

Stunning pictures of Mercury have been published revealing the sunlit plains and possibly icy craters of the smallest planet in the solar system. Three pictures taken by the BepiColombo spacecraft ...

Our team found that the average homeowner installs a solar system ranging in size from 6 kilowatts (kW) to 8 kW. For this range, solar panels cost between $15,000 and $22,500 before incentives ...