Earth’s orbit around the Sun is not circular, but an ellipse. The perimeter of Earth’s orbit is roughly 584 million miles ...

Discover the Sun’s incredible heat, its layers, and what fuels it. Explore ExtremeTech’s in-depth article and get closer to ...

Subscribe today and save an extra 5% with checkout code 'LOVE5' Engaging articles, amazing illustrations & exclusive ...

Humanity is better prepared than ever before to prevent a large asteroid from crashing into Earth, but there's more work, and ...

The Martian calendar, established in 1955, counts years from the "great dust storm of 1956," a significant event in Mars' ...

K2-360 b has a radius just shy of 1.6 times that of Earth, giving it a volume four times as large. Its mass, though, is 7.7 ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on the dark matter which seems to keep galaxies together and rotating with ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a sun-like star, ...

It’s commonly known that the Sun is the center of our solar system, with all the planets orbiting around it. However, this ...

In recent years, astronomers have developed techniques to measure the metal content of stars with extreme accuracy. With that ...

We're showing that, everywhere we look now, there was some sort of magnetic field that was responsible for bringing mass to ...

But they aren't disintegrating, and it's nothing permanent. No, it's a quirk of Saturn's orbit, which takes 29.5 years to ...