Monday, July 2, 2012

Witness To An Evaporating Exoplanet


Two Satellites See An Evaporating Exoplanet -- Popular Mechanics

A solar flare that erupted at just the right time and direction could disrupt long-distance phone calls here on Earth, or make TV signals drops out for a while. But that’s nothing compared to the pummeling one exoplanet takes from its home star.

Thanks to a rare moment of synchronicity between the Hubble and Swift satellites, researchers at NASA recorded the first observed change in the atmosphere of a planet outside of our solar system. The planet, called HD 189733b, received a rather rude shock from its home star.

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My Comment: That must be quite a sight to see.

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