Europe's Hera mission, on its way to the Didymos–Dimorphos double asteroid system, has performed a close flyby of Mars, receiving a crucial gravitational slingshot, testing some of its instruments, ...

NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.

We're back! A long-time reader and subscriber recently mentioned in the Ars Forums that they "kind of" missed the Daily Telescope posts that I used to write in 2023 and 2024. Although I would have ...

The Hera probe from the European Space Agency (ESA) recently captured spectacular images of Deimos, the smallest moon of Mars ...

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 ...

Like our moon, Deimos is tidally locked to Mars, meaning the same side always faces the planet—the only side visible to rovers on the Martian surface. The only way to see Deimos’ far side up close is ...

For the first time on a global scale, 20 years of observations on Mars have been condensed into a single study led by ...

Forbes contributors publish independent expert analyses and insights. Jamie Carter is an award-winning reporter who covers the night sky.

A space exploration mission to study an asteroid that NASA deliberately crashed a spacecraft into three years ago has taken stunning bonus images of Mars and its moon Deimos en route to its final ...

Elon Musk says he wants people on Mars by 2031. (Photo by Graeme Sloan for The Washington Post via ... More Getty Images) Musk said in a post on X early Saturday morning his SpaceX company plans ...

Scientists cont... Reports from NASA’s Curiosity rover reveal evidence of ancient liquid water on Mars, challenging previous models. Images from Gale Crater show wave-like ripples, similar to ...

The images presented show Deimos set against a backdrop of the Red Planet below it as Hera flew within 3,100 miles (5,000 kilometers) of Mars and just 621 miles (1,000 kilometers) of Deimos.