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Unlikely
- In an infinite universe, most scientists agree, the odds of life existing on a planet besides Earth are pretty high. It is unlikely, however, that familiar life forms will be found on any planet within our solar system.
phys.org/news/2016-05-chances-life-planet.html
The ultimate goal of NASA's exoplanet program is to find unmistakable signs of current life on a planet beyond Earth. How soon that can happen depends on two unknowns: the prevalence of life in the galaxy and how lucky we get as we take those first, tentative, exploratory steps.
- Life on Other Planets: What is Life and What Does It Need?
A sample framework, proposed in 2021, includes a scale...
- Life in the Universe: What are the Odds? - NASA Science
We don't know when, or even if, we'll find life beyond...
- Life on Other Planets: What is Life and What Does It Need?
Jun 20, 2023 · A sample framework, proposed in 2021, includes a scale ranging from 1 to 7, with hints of other life at level 1, to increasingly substantial evidence, all the way to certainty of life elsewhere at level 7.
Sep 12, 2023 · Nasa's James Webb Space Telescope may have discovered tentative evidence of a sign of life on a faraway planet. It may have detected a molecule called dimethyl sulphide (DMS). On Earth, at...
Sep 14, 2023 · The researchers are planning to use JWST to take another look at K2-18 b in the future to see if the telescope can find any more evidence of extraterrestrial life on the exoplanet.
Mar 9, 2021 · We don't know when, or even if, we'll find life beyond Earth, but NASA scientists continue the hunt among the thousands of exoplanets confirmed in the galaxy so far.
Jul 22, 2023 · But any hints of life beyond Earth would come with another big question: How certain could any scientific conclusions really be? “The challenge is deciding what is life – when to say, ‘I found it,’” said Laurie Barge of the Origins and Habitability Lab at NASA’s Jet Propulsion Laboratory in Southern California.
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Sep 25, 2018 · Within our solar system, NASA’s missions have searched for signs of both ancient and current life, especially on Mars and soon, Jupiter’s moon Europa. Beyond our solar system, missions, such as Kepler and TESS, are revealing thousands of planets orbiting other stars.
