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

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

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

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved ... first attempts at interplanetary ... Dec. 9, 2024 — Dust storms on Mars could one ...

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 ...

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 ...

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