NASA’s Perseverance rover has been exploring the surface of Mars since it landed there in spectacular fashion nearly five ...

NASA's Perseverance Mars rover may soon set a record for the longest distance driven on another planet.

On average, Martian time ticks roughly 477 millionths of a second faster than terrestrial clocks per Earth day. But the Red ...

The distance feat comes as the Mars Perseverance rover reaches another milestone. After nearly five years of roaming the Red ...

Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard ...

A quiet messenger from the farthest reaches of the Milky Way is making its last, dramatic appearance on this day, December 19 ...

Mars changed from a blue world with water to a red desert because its atmosphere escaped into space over billions of years.

Last week, NASA revealed that it had lost the signal from its MAVEN (Mars Atmosphere and Volatile EvolutioN) spacecraft, one ...

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

Researchers have pushed back on NASA's claims that 3I/ATLAS is an ordinary comet, just hours before it makes its closest ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take ...