Massachusetts Institute of Technology Professor of Planetary Science and Physics Sara Seager presents research findings during a TRAPPIST-1 planets briefing at the NASA Headquarters February 22, 2017 in Washington, DC. Researchers revealed the first known system of seven Earth-size planets around a single star called TRAPPIST-1.

RMID:Image ID:HT4KJ8
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NASA Photo / Alamy Stock PhotoImage ID:
HT4KJ8File size:
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5150 x 4418 px | 43.6 x 37.4 cm | 17.2 x 14.7 inches | 300dpiDate taken:
22 February 2017Location:
Washington, DCMore information:
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Massachusetts Institute of Technology Professor of Planetary Science and Physics Sara Seager presents research findings during a TRAPPIST-1 planets briefing at the NASA Headquarters February 22, 2017 in Washington, DC. Researchers revealed the first known system of seven Earth-size planets around a single star called TRAPPIST-1.