News Planetary Science

Computer simulations heat up hunt for Planet Nine

Evidence accumulates for presence of orb on outskirts of solar system

Orbits diagram

PLANETARY ALIGNMENT A giant planet (orange) could explain why the orbits of the six most distant objects from the sun (magenta) line up in a peculiar way.

Caltech, R. Hurt/IPAC, Worldwide Telescope

By Christopher Crockett

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