Could a lonely planet wander aimlessly through the restless galaxy change the subtle dance of gravity within our solar system ...

The Earth's movement is primarily directed towards the star Lambda Herculis at an approximate speed of 45,000 mph (72,000 km/h). This velocity, while significant, would require approximately 5.5 ...

Earth is far from a stationary planet; it spins on its axis, orbits the sun, journeys with the solar system around the Milky ...

The Gaia space telescope has measured the acceleration of the Solar System when it orbits the center of our Milky Way galaxy. The Solar System motion relative to the stars agrees with the results by ...

Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ago. The find, announced ...

The findings suggest Earth’s geological story was partly written in the stars – specifically, in the spiral arms of our home ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

A July 18 post (direct link, archive link) on X, formerly Twitter, features an illustration of the sun. "THE REAL REASON FOR CLIMATE CHANGE: The distance of where you are from the Sun is constantly ...

Astronomers have found that a weird space rock at the edge of the solar system is locked in a rhythmic dance with Neptune. The object, designated 2020 VN40, is part of a family of distant solar system ...