A planet needs to start with a lot of water to become like Earth
In planet formation, as in poker, you have to play the hand you’re dealt. If an Earthlike planet is the goal, the best starting hand might contain three to eight times all the water...
Categoria: Space
Jupiter’s Great Red Spot may be less than 200 years old
Jupiter’s signature feature — its Great Red Spot — might not be the same dark spot seen on the giant planet more than three centuries ago. From 1665 to 1713, astronomer Giovanni Domenico Cassini...
Sulfur was key to the first water on Earth
A chemical element that’s not even in H2O — sulfur — is the reason Earth first got its water, a new study finds, bolstering a similar claim made a year ago. The discovery means...
Strange observations of galaxies challenge ideas about dark matter
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A medium-mass black hole has been spotted for the first time in our galaxy
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A Dune-inspired space suit turns astronaut pee into drinkable water
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