Scientists may have solved alongstanding mystery in the study of Mercury. For the first time, pieces of the Solar System’s innermost planet could be on Earth, potentially shedding light on a world ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

A mysterious new world has been spotted at the galaxy's edge, sparking excitement among astronomers, and its all thanks to a ...

Mercury's eccentric orbit and wide-ranging temperatures make it a world of extremes. Explore facts about our solar system's fastest and often elusive planet.

Most meteorites that have reached Earth come from the asteroid belt between Mars and Jupiter. But we have 1,000 or so ...

Mercury is the closest planet to the sun and the smallest planet in the solar system. Here we explore the strange world in more detail.

Mercury is the smallest planet in the Solar System and also the closest planet to the Sun. Mercury orbits the Sun at an ...

Lewis Swift discovered 13 comets but zero planets.

"We calculate that, given the new estimate of the pressure at the mantle-core boundary, and knowing that Mercury is a carbon-rich planet, the carbon-bearing mineral that would form at the ...

Even scientists can get overexcited during solar eclipses. That's what happened to Lewis Swift, the famous Rochester astronomer of the late 19th century. He identified a dozen comets and more than ...

When electrons from solar wind, accelerated by Mercury’s magnetic field, rain down on the barren ground near the planet’s poles, minerals in the ground react by fluorescing, or emitting x-rays.

A Rochester astronomer thought he discovered Planet Vulcan during an eclipse. (He didn't). Gannett Justin Murphy, Rochester Democrat and Chronicle April 3, 2024 at 12:20 AM ...