Caltech scientists are developing laser-driven lightsails that could push spacecraft beyond our solar system. Their research ...

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 ...

NASA’s PUNCH mission will explore the connection between the sun’s corona and the solar wind using 3D imaging.

A NASA satellite that suddenly reappeared after going silent gets credit for the remarkable discovery—a pair of temporary ...

If planets had social media accounts, the solar system would showcase a frenzy of unique personalities. Mercury tweets at ...

NASA is preparing to launch PUNCH (Polarimeter to Unify the Corona and Heliosphere), a groundbreaking mission that will use four satellites to study the solar wind in 3D. The mission, set to launch on ...

This may explain the strange properties of the orbits of our solar system's planets, which are not quite perfectly circular, and all lie on slightly different planes. NASA artist’s conception of ...

Couldn’t we all do with a little stress reduction? Especially since all seven of the other planets in our solar system are about to become visible at once in a great planetary alignment.

HONG KONG, Jan 21 (Reuters) - China broke its own records for new wind and solar power installations ... a three-year plan to upgrade the power system, increasing its use of renewable energy ...

Stock illustration of all the solar system's planets. Mars, Venus, Jupiter, Saturn, Uranus and Neptune will be visible all at once this month. Stock illustration of all the solar system's planets.

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

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.