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9 mar 2021 · While the chances of finding life elsewhere remain unknown, the odds can be said to be improving. A well-known list of the data needed to determine the likely abundance of life-bearing worlds, though highly conjectural, is known as the “Drake equation.”
- Are We Alone?
Our galaxy likely holds trillions. But so far, we have no...
- Can We Find Life?
So far, the only life we know of is right here on planet...
- Are We Alone?
14 lip 2014 · Many scientists believe we are not alone in the universe. It’s probable, they say, that life could have arisen on at least some of the billions of planets thought to exist in our galaxy alone — just as it did here on planet Earth.
18 maj 2020 · Humans have been wondering whether we are alone in the universe since antiquity. We know from the geological record that life started relatively quickly, as soon our planet's environment was stable enough to support it.
Our galaxy likely holds trillions. But so far, we have no evidence of life beyond Earth. Is life in the cosmos easily begun, and commonplace? Or is it incredibly rare?
So far, the only life we know of is right here on planet Earth. But NASA is looking for signs of life in our solar system and on some of the the thousands of planets we've discovered beyond it, on exoplanets. We can probe alien atmospheres for biosignatures, which could indicate life below.
29 wrz 2023 · Science correspondent. ESA. Europa, one of Jupiter's icy moons is the most likely place in our solar system to be home to alien life. Many astronomers are no longer asking whether there is life...
Life in the Universe. Are we alone in the universe? That question actually contains several other questions inside it. Is Earth the only planet capable of supporting life? If there is other life in the cosmos, is all life built on the same basic chemistry? Is alien life necessarily constructed the same way as life on Earth?
