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Evidence from satellites in orbit and rovers on Mars show features like dried up

riverbeds. Surveys on the surface have also found minerals that can only form in water.

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What may have flowed at one time on mars?

There is a lot of visible evidence on Mars revealed by the various Mars landers, that water - a lot of water - flowed at one time on the planet.


How do astronomers know that water once flowed on mars?

See related news article below .


What evidence is there that water flowed on mars?

It has long channels that may have been carved by flowing water.


What is the main evidence that water once existed on mars?

For one, we know there are polar ice caps on mars that consist of ice. Second, there are gorges that show where water once flowed.


What evidence supports the idea that water flowed on the surface of Mars?

Features such as dried-up river channels, ancient lake beds, and mineral deposits that can only form in the presence of water suggest that water flowed on the surface of Mars in the past. Satellite images and data from rovers like Curiosity also provide evidence of a watery history on Mars.


What flowed across Mars' surfaces?

i is believed that water once flowed across mars surface and now the water is stored in the form of ice!


What evidence do astronomers have that water flows on Mars?

Evidence from satellites in orbit and rovers on Mars show features like dried up riverbeds. Surveys on the surface have also found minerals that can only form in water.


What planet do astronomers believe that there is a good chance of liquid water?

Mars scientists found water on. Mars


Which inner planet once had water on it?

The Rover mission confirmed that Mars once had liquid water on its surface.


What are the water forms found on Mars?

Water forms on Mars include ice caps at the poles, frozen water in the subsurface, and possible briny water streaks known as recurring slope lineae (RSL). There is also evidence of ancient river valleys and lakes that suggest liquid water once flowed on the surface of Mars.


Besides Earth astronomers believe they are most likely to find evidence of life on what planet?

Mars


Is a hypothesis that an astronomers would make?

mars has liquid water on it