Mars, Europa and Enceladus are the three most promising locations in the solar system to search for life living off cosmic rays.

A radar on a spacecraft, intended to investigate the mystery of an extraterrestrial ocean, was never completely tested in Earthly chambers because there wasn’t a chamber large enough on our planet.

What does it take to demonstrate a radar system is ready to look through the frozen crust of a distant moon when the ultimate ...

American space agency NASA says it used the gravity assist maneuver the Europa Clipper conducted back in March to test the ...

A new study suggests that cosmic radiation could potentially provide the energy to kick-start extraterrestrial life deep beneath the surface of icy worlds like Mars, Europa and Enceladus.

Launched in October 2024, Europa Clipper is on a 1.8-billion-mile (2.9-billion-kilometer) journey to study Jupiter and its moons. On March 1, it flew within 550 miles (884 kilometers) of Mars' surface ...

The Mars flyby in March was primarily to use the planet's gravitational pull to tweak the Europa Clipper's trajectory.

As it soared past Mars in March, NASA's Europa Clipper conducted a critical radar test that had been impossible to accomplish ...

NASA’s Europa Clipper spacecraft just aced a key radar test while flying past Mars, proving its ability to detect structures ...

NASA's Europa Clipper nailed a major radar test during a Mars flyby, proving it’s ready to peer into Europa’s mysterious icy shell and search for underground oceans.

Highlights include a morning meetup between Jupiter and Venus, a chance to see the Perseid meteor shower, and a window into our own sun's destiny.

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