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  1. en.wikipedia.org › wiki › Proxima_Centauri_bProxima Centauri b - Wikipedia

    Proxima Centauri b (or Proxima b), sometimes referred to as Alpha Centauri Cb, is an exoplanet orbiting within the habitable zone of the red dwarf star Proxima Centauri, which is the closest star to the Sun and part of the larger triple star system Alpha Centauri.

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  3. science.nasa.gov › proxima-centauri-bProxima Centauri b - NASA Science

    Proxima Centauri b is a super Earth exoplanet that orbits an M-type star. Its mass is 1.07 Earths, it takes 11.2 days to complete one orbit of its star, and is 0.04856 AU from its star. Its discovery was announced in 2016.

  4. astrobiology.nasa.gov › news › proxima-b-is-surelyProxima b Is Surely Not “Earth-like.” But It’s a Research ...

    3 days ago · Proxima b orbits a red dwarf star and has a different sky and climate than Earth. Learn how astrobiologists study this potentially habitable planet and its star.

  5. science.nasa.gov › resource › proxima-b-3d-modelProxima b 3D Model - NASA Science

    May 1, 2019 · Download a 3D model of Proxima b, the closest known exoplanet to Earth, orbiting a M-type star. Learn about its characteristics, challenges and potential habitability.

  6. www.space.com › proxima-b-alien-planet-earth-sizedProxima b, the closest exoplanet we know, may be even more ...

    Jun 1, 2020 · The closest alien planet to our solar system is even more Earth-like than scientists had thought, new observations suggest. In a new study, an international team of researchers found that the ...

  7. science.nasa.gov › universe › exoplanetsESO Discovers Earth-Size Planet in Habitable Zone of Nearest ...

    Aug 23, 2016 · A team of astronomers discovers Proxima b, a possible rocky world orbiting the closest star to Earth, within the temperature range for liquid water. The planet has many unknowns, such as its atmosphere, rotation and stellar flares, but it sparks hope for finding life in the stellar neighborhood.

  8. www.scientificamerican.com › article › proxima-b-5Proxima B: 5 Things You Need to Know about the New Earth-Like ...

    Aug 31, 2016 · The world of science news was recently abuzz with an incredibly exciting new discovery—a roughly Earth-mass planet orbiting the star Proxima Centauri a mere 4.2 lightyears away.