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

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

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

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

A total lunar eclipse will tint the Moon red-orange on the night of March 13 or early in the morning of March 14, depending ...

Mercury takes only 88 Earth days to orbit the sun.

The above 40-second video is sped-up footage of the new-found jets flashing briefly near the Sun’s south pole. In reality, the jets flash for around one minute, flinging charged particles at an ...

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

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

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

Pluto-Charon Formation Scenario Mimics Earth-Moon System Jan ... a revised solar composition that potentially reconciles ... Swirling Polar Vortices Likely Exist on the Sun Nov. 11, 2024 ...