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

The car, launched in 2018 on a SpaceX rocket’s upper stage, is one of many human-made objects in deep space that could ...

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

The Solar Orbiter spacecraft has sent home the highest resolution images of the sun's surface to date, providing fresh views of our well-studied star. On Wednesday (Nov. 20), the European Space ...

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

Jamie Carter is an award-winning reporter who covers the night sky. The European Space Agency’s Solar Orbiter spacecraft is on a journey. Having launched in February 2020, the Christmas Tree ...

The research, yet to be peer-reviewed, sheds light on what could have changed the orbits of several planets in the solar ...

Jamie Carter is an award-winning reporter who covers the night sky. The Solar Orbiter spacecraft has sent back the first video of the sun from just two-thirds of the distance between the Earth and ...

The sonification is based on data from ESA's Solar Orbiter mission. If you're more of an auditory learner than a visual one, this timelapse video is for you. (And, well, visual learners will ...

we look back at close-up pictures and solar flare data recorded by the ESA-led Solar Orbiter mission over the last three years. See and hear for yourself how the number of flares and their ...