On May 24, 1962, NASA astronaut Scott Carpenter became the fourth American to go to space and the second American to orbit ...

On May 24, 1962, NASA astronaut Scott Carpenter became the fourth American to go to space and the second American to orbit the Earth.

On May 15, 1963, NASA astronaut Gordon Cooper launched on the sixth and final crewed flight of the Mercury Program. This was ...

The most impressive feature on Mercury is the Caloris Basin, a vast, multi-ringed crater over 800 miles across, which is ...

Mercury has long been cast as the solar system’s burnt-out rock, a relic too small and too close to the Sun to hold many surprises. That caricature is now collapsing. New analysis of NASA’s MESSENGER ...

As NASA fought to catch up to the Soviet Union in the space race, they selected a Navy veteran as the first astronaut. But ...

Mercury's crust contains far more sulphur than the crust of the Earth or the moon, and its magnetic field is lopsided toward the north, a NASA spacecraft has discovered. "What we are finding is that ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Stargazers will soon have an opportunity to view six planets in alignment in the night sky, according to NASA. Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will take part in a rare planetary ...