Tag: mars

Laser-powered device tested on Earth could help detect microbial fossils on Mars

MARS
The first life on Earth formed four billion years ago, as microbes living in pools and seas: what if the same thing happened on...

Ancient beaches testify to long-ago ocean on Mars

MARS
A Chinese rover that landed on Mars in 2021 detected evidence of underground beach deposits in an area thought to have once been the...

Moon or Mars? NASA’s future at a crossroads under Trump

MARS
Is NASA still Moonbound, or will the next giant leap mean skipping straight to Mars? Speculation is mounting that the Trump administration may scale back...

Should astronauts be worried about Mars dust?

ASTRONOMY
Every Martian year (which last 686.98 Earth days), the red planet experiences regional dust storms that coincide with summer in the southern hemisphere. Every...

Curiosity rover captures colorful clouds drifting over Mars

ASTRONOMY
Red-and-green-tinted clouds drift through the Martian sky in a new set of images captured by NASA's Curiosity rover using its Mastcam—its main set of...

Roving the red planet: New paper documents first Mars mission soil samples

ASTRONOMY
A new paper released today documents the first soil, airfall dust, and rock fragment samples collected by NASA for return from Mars. The University...

The red planet’s hot again, cold again history: Explaining persistent hydrogen in Mars’ atmosphere

ASTRONOMY
The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now,...

Will the US get to Mars quicker if it drops or delays plans to visit the moon?

ASTRONOMY
The Artemis program has been NASA's best chance to get "boots on the moon" again. But with the new US administration taking guidance from...

Kitchen experiments shed light on Mars’s volcanic rootless cones

MARS
Rootless cones are small volcanic landforms ranging from several to several hundred meters in diameter, formed by continuous explosions resulting from the interaction between...

Mystery mounds reveal the history of water on Mars

MARS
Thousands of mounds and hills in Mars' barren northern plains are full of clay minerals, providing evidence that the rocks here were once soaked...

Why is one half of Mars so different to the other? ‘Marsquakes’ may have just revealed the answer

ASTRONOMY
Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled scientists since it was discovered...

Signatures of ice-free ancient ponds and lakes found on Mars

MARS
Researchers have discovered two sets of ancient wave ripples on Mars, signatures of long-dried bodies of water preserved in the rock record. Wave ripples...
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