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Stories by SPACE.com363 articles archived since 1845

How Astronomers Could Actually See "Planet Nine"

Evidence of this new addition to our solar system is indirect at the moment, but direct evidence could come relatively soon, in the form of a telescope observation, Planet Nine's proposers say

January 22, 2016 — Mike Wall and

Could Liquid Lakes Form on Mars Today?

Water from sources such as aquifers could last long enough to pool, with larger pools remaining liquid for at least a year, according to researchers

November 23, 2015 — Nola Taylor Redd and

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