But Phobos won't zip around Mars forever. The doomed moon is spiraling inward at a rate of 1.8 centimeters (seven-tenths of ...

The Perseverance Mars rover's Mastcam-Z camera the Martian moon Phobos transit the Sun. See real-time and time-lapsed views ...

The study used both mathematical calculations and computer simulations to model how Phobos behaves under increasing tidal stress.

Artist’s concept of Japan’s Mars Moons eXploration (MMX) spacecraft, carrying a NASA instrument to study the Martian moons Phobos and Deimos. The mission should contain a sample return component, and ...

We've been studying Mars for decades, and there are several satellites in orbit of the Red Planet right now, constantly sending back data from their telescopes and sensors. These satellites have ...

30 million years might seem like a long time to you, but on the timescale that is the lifespan of the universe, it’s a blip. That’s just how long astronomers now believe Mars’ largest moon Phobos has ...

Add Yahoo as a preferred source to see more of our stories on Google. On March 27, 1989, the Soviet Union's Phobos 2 mission to Mars' moons ended in failure. [‘On This Day in Space’ Video Series on ...

On May 15, 2026, NASA’s Psyche spacecraft will swing within roughly 2,800 miles (4,500 km) of Mars, using the planet’s ...

The origin of Phobos and Deimos, the two Martian moons, has been a mystery to astronomers. These two bodies are a fraction of the size and mass of the Moon, measuring just 22.7 km (14 mi) and 12.6 km ...