One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at its closest point to Earth in its orbit, and Hall had one question on his ...

Mars looks quiet today, but new research suggests the planet’s surface still carries the rhythm of a vanished companion.

A space probe flying past Mars captured images of the red planet's small, mysterious moon. While on a flyby of Mars, Hera was able to use three of its imaging instruments to capture images of Deimos, ...

Even Mars rovers like to chase solar eclipses. photo of the yellow-orange sun being partially eclipse by the potato-shaped mars moon phobos Measuring roughly 17 miles by 14 miles by 11 miles (27 by 22 ...

The moon and Mars will share a close approach in the night sky tonight (Nov. 20), coming close enough together for a nice pairing for the naked eye or binoculars. As seen from the United States, the ...

The full moon will pass in front of the planet Mars on Monday night, Jan. 13. For the Duluth region it will cover the planet for just over an hour from 8:13 to 9:12 p.m. local time. Earlier in the ...

(CNN) — Keep an eye on the sky Monday evening to see the wolf moon, the first full moon of the year. And some sky-gazers will be able to glimpse a cosmic magic trick when the moon appears to pass in ...

If you're going to Mars you'd best take along a jar of anti-aging cream because while you're there you're going to age faster ...

We often think getting to know Mars will require us to actually get there in person and have a look at the place. While that may be true when it comes to uncovering the mysteries of the planetary ...

Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

Keep an eye on the sky Monday evening to see the wolf moon, the first full moon of the year. And some sky-gazers will be able to glimpse a cosmic magic trick when the moon appears to pass in front of ...