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Stories by Mara Johnson-Groh

<i>Galactica stellaris</i>: Astronomers Build a Family Tree for the Milky Way's Stars

Galactica stellaris: Astronomers Build a Family Tree for the Milky Way's Stars

Methods borrowed from biology are revealing previously hidden details about our galaxy’s history of star formation

March 27, 2017 — Mara Johnson-Groh

Signs of Alien Air Herald a New Era of Exoplanet Discoveries

Signs of Alien Air Herald a New Era of Exoplanet Discoveries

New efforts hint that nearby world GJ 1132 b may have an Earth-like atmosphere with water and methane

January 23, 2017 — Mara Johnson-Groh

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