The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

A chunk of space rock that visited near Earth's orbit last year was widely called a "mini-moon," a nickname that was more ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

But surprisingly, the object’s orbit around the sun is similar to Earth’s ... altered by a very close approach with the Earth-Moon system, and then recede away from us on the ‘outside ...

Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...

It is the region that is expected to be visited by the Artemis astronauts when the return to the Moon actually happens. Nokia ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit around the Sun, temporarily caught by Earth’s gravity to become a far away ...

The lander, Blue Ghost, fired its engines for four minutes Thursday to propel the spacecraft into lunar orbit ahead of a ...

The impact on the oceans if the Moon disappeared would be much smaller tides, about one-third the size of what they are now.

A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the mystery of why no ringed moons exist today.