Astronomical Journal

More support for Planet Nine

Corresponding with the three-year anniversary of their announcement hypothesizing the existence of a ninth planet in the solar system, Caltech's Mike Brown and Konstantin Batygin are publishing a pair of papers analyzing ...

dateFeb 27, 2019 in Astronomy
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The disintegrating exoplanet K2-22b

Exoplanet surveys have yielded many surprises over the years, and the discovery of "disintegrating" exoplanets was one of them. These are planets that produce asymmetric shapes in the dips of the light curves seen as they ...

dateJan 21, 2019 in Astronomy
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Citizen scientists find new world with NASA telescope

Using data from NASA's Kepler space telescope, citizen scientists have discovered a planet roughly twice the size of Earth located within its star's habitable zone, the range of orbital distances where liquid water may exist ...

dateJan 09, 2019 in Astronomy
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