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The detection of planets may be life started on them as Earth!










The detection of planets may be life started on them as Earth!

University of Cambridge scientists have identified a group of rocky planets outside the solar system as the "best places" to search for alien space life.
These scattered planets across the Milky Way galaxy are characterized by the reflection of abundant UV light on their surface and their presence in the habitable zone of their star, indicating the possibility of water on their surfaces.
The rocky planets were determined by the light intensity of the host star, which was proposed by scientists as a new way of finding the worlds that might attract life.



Scientists have found that the chances of life on a rocky planet are related to the light of the host star. They say that stars that emit enough UV light can draw their orbital planets in the same way they evolved on Earth.


On the surface of our planet, ultraviolet radiation feeds a series of chemical reactions that produce the building blocks of life.


"This work allows us to identify the best places to look for life, and it brings us closer to addressing the question of whether we are alone in the universe," said Paul Reemer, co-author of the study.

Scientists measured how quickly the building blocks of life, both under ultraviolet light and in the dark, were formed within the chemical component from which life on old Earth flourished: hydrogen cyanide and hydrogen sulfide ions in water.
 
Chemistry in the dark is slower than UV radiation. The research team aims to know how much radiation is needed before light reactions associated with dark light.In the dark, an inactive compound was developed, and the basic building blocks of life were not formed. But when light is available, there are interactions necessary for the evolution of life. Cold stars do not produce enough light to form these building blocks, as are amino acids and nucleotides to transform into living cells.According to recent estimates, there are approximately 700 million trillion "terrestrial planets" in the observed universe.Among the known outer planets in the automatic generation zone are several planets discovered by Kepler's telescope, including Kepler 452b, a planet called Earth's "cousin".NASA said Kepler 452b, also known as "Earth 2.0", has a great opportunity to host life.Source: Daily Mail






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