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 ...

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 ...

Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...

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 ...

"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Summary: Time doesn’t flow uniformly across the solar system, and new research reveals just how differently it unfolds on Mars compared with Earth. By tracing subtle gravitational and orbital ...

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.

Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, ...