"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

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

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

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

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 ...

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.

Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

If you were to perfectly follow the steps in An Idiot's Guide to Making a Solar System, you should eventually find yourself ...

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 ...