View of planet Mercury from space. Space, nebula and planet Mercury. This image elements furnished by NASA. A few evenings ago I found myself in a remote layby in Utah close to Canyonlands National ...

When NASA's Messenger probe finally entered orbit around Mercury, it discovered a world that is still geologically active.

Plume of gas ejected from Mercury’s atmosphere extended to form a comet-like tail, which was captured by the ...

Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though ...

NASA is asking for the public's help, but there's a catch. Mercury's surface is seen in exaggerated color in this image provided by NASA. NASA/JHU APL/CIW — -- NASA is asking for the public's ...

CAPE CANAVERAL, Fla. (AP) – The only spacecraft ever to orbit Mercury ended its four-year tour with a crash landing Thursday. NASA’s Messenger plunged from orbit as planned and slammed into the sun’s ...

(Left) A colorful view of Mercury produced using images from the color base map imaging campaign during MESSENGER's primary mission (Right) what Mercury may look like were its outer layers stripped to ...

Mercury, the planet closest to the sun, has a 10-mile-thick mantle of pure diamond, according to NASA. The report, derived from data taken from the NASA MESSENGER probe that orbited the red-hot planet ...

Mars and Mercury cozy up, the Leonids sparkle, and Saturn's rings are…disappearing? Mars and Mercury get close for a conjunction, the Leonid meteor ...

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Alan Shepard and John Glenn in the Mercury suit room. On the cusp of human space flight truly becoming commonplace in which hundreds even thousands of ordinary citizens will get to view our planet ...

When Amazon founder Jeff Bezos offered her a seat on the first crewed flight of his space tourism enterprise Blue Origin, it was an invitation aviator Wally Funk had waited six decades to receive.