Ancient shoreline features hint that water on Mars once formed a vast ocean.

ESA's first mission to another world, the Mars Express orbiter, began circling the Red Planet on June 2, 2003. Ever since, ...

To land on the right foot on the Red Planet, European engineers have been dropping a skeleton of the four-legged ExoMars ...

geological signatures indicate that around 3.4 billion years ago, a connected oceanic system existed on a planetary scale, rather than just isolated lakes.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

CAPE CANAVERAL, Fla. (AP) — Scientists revealed Wednesday that Mars’ innermost core appears to be a solid hunk of metal just like Earth’s. The Chinese-led research team based their findings on seismic ...

Engineers at the Jet Propulsion Laboratory (JPL) confirmed signal lock with Perseverance first, followed by Curiosity and the ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A visualization of what ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

First ever supercomputer simulations of Mars with a fully molten core could explain the Red Planet's unusual magnetic field. Billions of years ago, Mars had an active magnetic field. Mysteriously, its ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...