The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

"If the moon and a planet are near Castor and Pollux you have an impressive show." From our earthly perspective, the moon and Mars will appear closest to each other at around 8 p.

Back in 1969, when Neil Armstrong and Buzz Aldrin first set foot on the moon, scientists knew of just 31 other moons in our ...

will collect detailed measurements of Mars' two moons and land on Phobos, the larger lunar body, to collect a sample that can be returned to Earth for analysis. Hera also used the flyby of Mars to ...

The billionaire is in position to speed up plans for a voyage to the planet, with a potentially huge impact on SpaceX.

"As soon as we can get it going, we would want to start having some type of presence on the moon sustainably," she told ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

A recent study suggests that toxic Martian dust could pose significant health risks to astronauts, necessitating specialized ...