An artist's conception of a hot-Jupiter extrasolar planet orbiting a star similar to tau Boötes.

An artist's conception of a hot-Jupiter extrasolar planet orbiting a star similar to tau Boötes.

An artist's conception of a hot-Jupiter extrasolar planet orbiting a star similar to tau Boötes.

An artist's conception of a hot-Jupiter extrasolar planet orbiting a star similar to tau Boötes.

Image: David Aguilar, Harvard-Smithsonian Center for Astrophysics
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