We'll see six planets in the first part of February – Mars, Jupiter, Uranus, Neptune, Venus and Saturn – and on Feb. 28, they ...

Mercury retrograde occurs when the inner planet appears to move backward ... go backward proves that the revolutionary heliocentric model of Nicolaus Copernicus in 1543 was correct.

Mercury joins the night sky to complete a seven-planet alignment just after sunset for the end of February. Saturn leaves our ...

Europe and Japan’s BepiColombo beamed back close-up images of the solar system’s innermost planet, flying through Mercury’s shadow to peer directly onto craters that are permanently hidden ...

But of these planets, which is nearest to the sun? Mercury is a strange little world. There are some craters on its surface that never see sunlight. It also has the most extreme temperatures of ...

The newly released images show permanently dark craters spotting the surface of the planet closest to our Sun. Nearby volcanic plains and the largest impact cater on Mercury–over 930 miles wide ...

"BepiColombo's main mission phase may only start two years from now, but all six of its flybys of Mercury have given us invaluable new information about the little-explored planet." The ...

M-CAM 1 took this long-exposure photograph of Mercury's north pole at 07:07 CET, when the spacecraft was about 787 km from the planet’s surface. The spacecraft’s closest approach of 295 km ...

A person shines a flashlight into the night sky on Feb. 3, 2025. (Photo by Patrick Pleul/picture alliance via Getty Images) Social media has been abuzz about the ongoing alignment of planets, with ...

It seems like it should be pretty easy to get to Mercury. The little rocky planet is so much closer to Earth than distant destinations like Jupiter, where we’ve successfully sent multiple ...