Is there life on other worlds
K218B: a planet like Ours

Exists life on other planets?
The quickest answering to this is question is, we still don't know but the hunt has picked up since the launch of the James Webb Space Telescope (JWST) in 2021 and intriguing new possibilities have emerged. In the search for these signs, the best that scientists Smite manage is an estimate of the probability of life and that is exactly what has happened. The JWST has discovered evidence of carbon-based molecules in the atmosphere of an ocean world. The exoplanet known as K218B is a tantalising target for astronomers as they search for life beyond the solar system and James Webb Telescope has discovered that the planet could be an ocean or hyphen world replete with vital ingredients for life. K218B has a radius between two and three times larger than Earth's and located 120 light years away from the solar system. The new results showed traces of carbon dioxide and methane in K218B’s atmosphere without detecting ammonia which likely indicates that a water ocean under a hydrogen-rich atmosphere with mass around 8.6 times that of Earth and located in its cool star's habitable zone. The region which is neither too hot nor too cold to host liquid water. K218B is an example of a planet with a size between Earth and the solar system mice giant Neptune these worlds are referred to as sub Neptunes and are unlike inner planets in the solar system which makes them something of a mystery to astronomers who are currently debating the nature of their atmospheres. This research should help start to lift the veil surrounding the atmospheres and environmental conditions of both subnet dunes and hyphen worlds. In addition, to turning up carbon molecules the JWSD findings also show the possible presence of something potentially more exciting in the atmosphere of K218B. The Space Telescope seems to have detected dimethyl sulphide which on Earth is only produced as a byproduct of life mainly created by phytoplankton. The team is cautious about this detection which is far less certain than the presence of carbon molecules. This sense of caution has to be applied to the K218B findings in general when it comes to speculating about alien life. Even if the planet has a liquid water ocean and an atmosphere containing carbon molecules that doesn't necessarily mean it Harbours life or that the exoplanet could even support living things at all. With a width of around 2.6 times that of Earth the planet's size means its interior contains high pressurised similar to Neptune but with a thinner atmosphere and an ocean surface this means the planet may be boiling away liquid water making its oceans too hot to host life. Assessing the composition of the atmospheres of Distant Worlds like K218B is no easy task because the light that reflects off their atmospheres is very faint compared to the light from their apparent Stars. The team's findings reflect data collected by the JWD during just two transits of K218B across the face of its parent star. More observations of the exoplanets are on the way but the team behind these findings thinks what they have seen thus far is already proof of the power of the JWST with the ultimate goal being the identification of life on a habitable exoplanet which would transform our understanding of our place in the universe. These new findings are a promising step towards a deeper understanding of Haitian worlds in this Quest but what do I know.
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About the Creator
Mohamed Abdallah Abdoul-Halim
Let's talk about the Cosmos and discover our Galaxy and all its mysteries.



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