On Sunday (Jan. 12), the Red Planet will make its close approach of Earth at 8:32 a.m. EST (13:32 GMT). This event, known as ...

NASA hopes a revised plan will get Mars samples back to Earth faster and cost less than the agency's original plan.

NASA announced Tuesday it had narrowed down to two options the reworked Mars Sample Return mission aiming for a cheaper and ...

The Red Planet comes closest to Earth, disappears behind the Moon in an occultation, and finally reaches opposition in the ...

NASA is weighing two options to return samples from Mars — one using proven technology and another that seeks help from ...

Mars currently has two satellite moons – Phobos and Deimos – the twin sons of Ares, the god of war (Mars in Roman mythology) ...

NASA is pitching a cheaper and quicker way of getting rocks and soil back from Mars, after seeing its original plan swell ...

From solar eclipses to meteors, there's plenty of action in 2025's astronomical calendar.

In addition to the rare sight of the moon passing through the Seven Sisters star cluster (the Pleiades) and a chance of a new ...

A solar eclipse crossed North America. Two robotic landers reached the lunar surface, largely intact. The most powerful ...