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  1. astrobiology.nasa.gov › caltech-researchers-find-evidence-of-a-real-ninth-planetCaltech Researchers Find Evidence of a Real Ninth Planet

    Hace 1 día · Caltech researchers have found evidence of a giant planet tracing a bizarre, highly elongated orbit in the outer solar system. The object, which the researchers have nicknamed Planet Nine, has a mass about 10 times that of Earth and orbits about 20 times farther from the sun on average than does Neptune (which orbits the sun at an ...

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  3. astrobiology.nasa.gov › news › the-case-strengthens-for-planet-9The Case Strengthens for Planet 9 | News | Astrobiology

    29 de may. de 2024 · Some call the potential celestial object Planet X and some call it Planet 9 — as in, the ninth planet in our solar system now that Pluto has been demoted to a dwarf planet. But by any name, the interest is clearly high.

  4. www.nationalgeographic.com › science › articlePlanet 9 may be closer and easier to find than thought—if it...

    31 de ago. de 2021 · This hypothetical world, nicknamed “Planet Nine” by some of the scientists searching for it, has stirred up controversy since it was first proposed. The unseen planet is predicted to exist based on...

  5. phys.org › news › 2024-04-evidence-planetNew evidence found for Planet 9 - Phys.org

    23 de abr. de 2024 · New evidence found for Planet 9. by Bob Yirka , Phys.org. A comparison of the orbital distributions from P9-inclusive (left) and P9-free (right) N−body simulations. Both panels depict the...

  6. www.sciencealert.com › astrophysicists-have-predicted-what-planet-nine-would-beAstrophysicists Have Predicted What Planet Nine Would Be Made of

    8 de abr. de 2016 · By Bec Crew. University of Bern. Back in January, 'Pluto killing' astronomer Mike Brown announced that he and his colleagues had found evidence that a massive, icy planet could be lurking on the edge of the Solar System, just past Neptune, about 149 billion km from the Sun.

  7. www.astronomy.com › science › new-evidence-builds-case-planet-nineEvidence builds for Planet Nine lurking somewhere out there

    7 de may. de 2024 · A newly released study of unusual asteroid orbits strengthens the case for the hypothesized distant, massive Planet Nine.

  8. earthsky.org › space › planet-9-evidence-solar-systemNew evidence for Planet 9 at the fringes of our solar system -...

    19 de may. de 2024 · The case is growing that a Neptune-sized planet – Planet 9 – hides deep in the outskirts of our solar system. Researchers from Caltech, Université Côte d’Azur and Southwest Research Institute...