It probably as formed when Mercury's solid lithosphere (crust) buckled three or four billion years ago as the planet shrank while cooling. At 250 miles wide and 600 miles long, it's about twice as ...

Planet Mercury Full of Strange Surprises, NASA Spacecraft Reveals. News. By Charles Q. Choi published 29 September 2011 ... covering everything from odd landscape to the planet's magnetic core. ...

Scientists have found that Mercury's core, already suspected to occupy a greater fraction of the planet's interior than do the cores of Earth, Venus, or Mars, is even larger than anticipated. They ...

Mercury is not just hellishly hot but apparently covered in brimstone. A vast part of the planet is covered with dried lava – enough to bury the state of Texas under 4 miles of the stuff ...

Planet Mercury Full of Strange Surprises, NASA Spacecraft Reveals. News. By Charles Q. Choi published 30 September 2011 ... covering everything from odd landscape to the planet's magnetic core. ...

Mercury, The Not So Shrunken Planet. Based on my research, which include image composites of two flyby views of Mercury from the MESSENGER spacecraft, I conclude that Mercury has not cooled and ...

The BepiColombo mission to Mercury – Europe’s first craft to the planet – has successfully completed its fourth gravity-assist flyby as it uses the planet’s gravity to enter orbit around Mercury in ...

Until now, what was known about Mercury's surface was not even half the story. The only other spacecraft to get close to the planet, NASA's Mariner 10, did three flybys between 1974 and 1975 and ...

During a June 2023 flyby of Mercury, BepiColombo encountered several characteristics of the planet's magnetic field. This field forms a protective magnetic bubble around Mercury and guards the ...

Washington, D.C.—On March 17, the tiny MESSENGER spacecraft completed its primary mission to orbit and observe the planet Mercury for one Earth-year. The bounty of surprises from the mission has ...