This view of channels on Mars came from NASA's Mariner 9 orbiter. In 1971, Mariner 9 became the first spacecraft to enter orbit around Mars. (NASA/JPL-Caltech) ...

These gargantuan Martian waves crested as high as 120 metres, says the lead author of research that offers the strongest proof yet Mars once had an ocean Author of the article: Joseph Brean ...

A LOST Martian ocean may be hiding beneath the red planet's surface. Today Mars is a cold and dry desert – but it may have been covered in rivers, lakes, and seas around four billion years ago.

CAPE CANAVERAL, Fla. (AP) — Mars may be drenched beneath its surface, with enough water hiding in the cracks of underground rocks to form a global ocean, new research suggests.

An illustration shows a hypothetical picture of Mars 3.6 billion years ago when an ocean may have covered nearly half the planet, released February 24, 2025.

New signals point to vast ocean of water hidden beneath Mars’s crust Evidence is mounting that a secret lies beneath the red dust Hrvoje Tkalčić, Weijia Sun Monday 12 May 2025 12:17 BST 0 Comments ...

#VantageOnFirstpost: A new study reveals that Mars once had an ocean with sandy beaches, with evidence of buried shorelines found deep underground. This study points to past life on the red planet ...

Research studying the terrain of Mars have concluded that not only did water exist there but over a third of the planet was once covered by a massive ocean.

China's Zhurong Mars rover, which has been exploring the planet's arid surface since May 2021, has made a fascinating discovery: ancient, "vacation-style" beaches.

MARS once looked like a tropical holiday destination with sun-soaked beaches, lapping waves and gentle breezes – according to new evidence from a Chinese rover. Scientists now believe there w… ...

After reaching Mars in 2021 the Zhurong rover landed in the Utopia Planitia region, which has long been considered a good candidate for finding evidence of an ocean.

That ocean could have held up to 20 million cubic kilometres of water — more than 6 1/2 times the amount of water currently locked in the planet's north and south polar ice caps.