It is a world of extremes. Explore facts about our solar system's fastest planet. Mercury is slightly larger than our Moon - 15,329 kilometres around its equator. Its radius, the distance from the ...

Mercury, the smallest planet in our solar system, has many features that have puzzled scientists for a long time. For […] ...

We were doing the typical planet vetting, and I happened to spot this signal that appeared very unusual.” An orbiting ...

Future missions to Venus could also supply additional data on the density and temperature of the planet's crust, which could be used to test the researchers' hypothesis. If crustal convection is ...

The surface of Saturn also holds small amounts ... It's also larger than the planet Mercury. Titan is an incredible world wrapped in a dense atmosphere of nitrogen and hydrocarbons.

COLUMBIA, S.C. (WIS) - Starting tomorrow and continuing through April 25th, the planet Mercury will be visible to the naked eye in our sky. Your best chance at catching Mercury’s twinkle will be ...

The planet orbits this star every 30.5 hours at a distance about 20 times closer than Mercury is to the sun. The planet’s surface temperature is estimated at close to 3,000 degrees Fahrenheit (about 1 ...

Vulcan is best known today as the fictional birthplace of the stoic Mr. Spock on "Star Trek," but for more than half a century it was considered a real planet that orbited between Mercury and the Sun.