Mars once had ocean-like conditions, hints rover
Technology
Turns out, Mars might have been a lot more like Earth than we thought.
China's Zhurong rover imaged buried sedimentary layers beneath the Martian surface—dipping reflectors that researchers interpret as ancient coastal deposits consistent with a past ocean.
Sediment layers shaped by waves and tides
The rover spotted these sediment layers stretching over a kilometer, shaped by waves and tides much like our own coasts.
This hints that Mars once had gentle, ocean-like conditions—pretty wild for the Red Planet.
Implications for early life on Mars
These findings suggest ancient Mars had thicker air and warmer weather, making its northern lowlands possible hotspots for early life.
If true, it means parts of Mars could've actually been habitable billions of years ago—a big deal in the search for life beyond Earth.