The sun is much more than a bright light in the sky. It's a giant ball of burning gas that holds our cosmic neighborhood ...

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

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

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

Solar Orbiter has revealed that tiny, hair-like jets in the Sun’s coronal holes are responsible for both fast and slow solar ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

In 2023, the European Space Agency reported on Solar Orbiter's discovery of tiny jets near the sun's south pole that could be ...

One theory is that our ... system. The temperature of the central core rose as it became increasingly dense and opaque, and eventually became hot and dense enough that nuclear fusion began. The ...

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed ... the Timescale of the Sun's Birth Nov. 14, 2024 — How long did it take our Sun to form in its ...

Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes ...