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A pathfinder for imaging exo-Earths

SCExAO is an instrument on the Subaru Telescope that is pushing the frontiers of what is possible with ground-based direct imaging of terrestrial exoplanets, explains Thayne Currie, on behalf of the SCExAO team.

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Correspondence to Thayne Currie.

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Fig. 1: Two near-infrared images of the HR 8799 system.