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Friday 29 July 2022

Scientists discovered two planets like Earth, is another world possible?

  Scientists discovered two planets like Earth, is another world possible?



Scientists are busy discovering for extraterrestrial life and Earth-like planets.   A solar system with two Earth-such as planets has been discovered very close to us, about 33 light-years away. Although this invention was made in October last year, scientists were confirming it. It was appeared by NASA’s Transiting Exoplanet Survey Satellite (TESS). It was finally declared at the meeting of the American Astronomical Society in California on June 16. After this invention , the vital question is whether life is possible in these planets. Could another Earth-like world be possible in the near the future?


As per Reports  , the answer to this question is recently ‘no’. Scientists say there may be at least 2 rocky Earth-sized planets in our neighboring solar system, but neither is similarly to host life.


One of these 2 planets is named HD 260655b. It is about 1.2 times larger than the Earth. It orbits its star in only 2.8 days. The 2nd planet is HD 260655c, which is 1.5 times larger than the Earth. It orbits its sun in only 5.7 days.


You may be wondering how these Earth-sized planets orbit their sun so quick . Indeed , the star of these planets i.e. their sun is an M dwarf star. Not only this, despite being a dwarf sun, the surface temperatures of these planets approach 437°C and 287°C respectively. This is why these planets can be same to Earth and its size but life is not possible here.


Michelle Kanimoto, a postdoctoral researcher in the astronomy at the Massachusetts Institute of Technology (MIT), even says she considers these planets to be beyond the habitable zone. However, scientists hope that these two exoplanets will offer  new chances to learn more about Earth-like worlds outside our solar system.



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