Questions tagged [water]

Questions about the water molecule (composed of two atoms of hydrodgen and one atom of oxygen) and its detection in celestial objects.

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How can we detect water on Mars-like exoplanets?

According to data from Curiosity, Mars' dust holds about 2% water by weight This wasn't previously detected, so the impression we have had of Mars being incredibly dry may need to be altered. Okay it is still very dry, but there is potentially…
Rory Alsop
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How was water formed?

We know that a planet is formed from the nebula of gas and dust. Gravity pulls the particles together in a core. So we all know that the gas cloud is a cloud of hydrogen. But how did water form? From where did oxygen come? How did it combine to…
avito009
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When did the first liquid water settle on planets?

PRELIMINARY Water is necessary for supporting "life", at least the particular form of life as we know. The origin of Earth's water is still debated, but there are clues that most of it was delivered, later after the creation of Earth Wiki. It is…
Jay
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