ASA Telescopes for ESO

Planet Hunter ExTrA at La Silla

A new national facility at ESO’s La Silla Observatory has successfully made its first observations. The ExTrA (Exoplanets in Transits and their Atmospheres) ASA telescopes will search for and study Earth-sized planets orbiting nearby red dwarf stars. ExTrA’s novel design allows for much improved sensitivity compared to previous searches. Astronomers now have a powerful new tool to help in the search for potentially habitable worlds.

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