With speculation circulating about astronaut Sunita Williams’ delayed return from the International Space Station, Dr ...

Astronomers and amateur stargazers will be in for a treat the last week of February when a seventh planet will join six others in a planetary parade.

The strong-willed director of NASA’s Marshall Space Flight Center, he failed to pass on warnings from engineers that the ...

Most people worldwide will be able to witness this event, also called a planetary parade, on February 28. The spectacle will occur when Mercury joins six other planets already in alignment. While ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

NASA’s Galileo spacecraft, which was designed to study the large, gaseous planet Jupiter and its moons, first caught hints of ...

How does a compass work in space? From the moon to Venus, here’s how a compass would work beyond Earth’s magnetic field.

A rare celestial event will take place on February 28 this year, when all seven planets in our solar system will line up and ...

A stunning celestial event is coming on February 28, when seven planets - Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and ...

All of Earth's planetary neighbors are about to be visible in the night sky next week – though you may need binoculars to see ...

Retired NASA astronaut Scott Kelly has come to the defense of Andreas Mogensen who was insulted by SpaceX CEO Elon Musk ...

The X-38—had it gone operational—would not have been the first reusable spacecraft. But it helped lay the groundwork for ...