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

New insights from NASA's OSIRIS-REx mission have unveiled intriguing clues about the potential origins of life on Earth. The mission, which launched in Septembe ...

Especially since all seven of the other planets in our solar system are about to become visible at once in a great planetary ...

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

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

In the above animation, the Sun, Jupiter and Saturn are shown orbiting the barycentre of our solar system. The barycentre is ...

In the early evening, look to the southwest and you'll see Venus (the brightest object in the sky after the Sun and Moon) and ...

NASA’s Parker Solar Probe Preps for Record-Breaking Christmas Eve Flyby The Parker Solar Probe will swoop just 6.1 million kilometers above the sun’s surface on Christmas Eve. Scientists are ...

Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly eccentric (or oblong) orbits. Scientists now think that a mysterious object ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...