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HubbleSite Hubble's Latest Views of Light Echo from Star V838 Monocerotis


Space Telescope Science

These are the most recent NASA Hubble Space Telescope views of an unusual phenomenon in space called a light echo. Light from a star that erupted nearly five years ago continues propagating outward through a cloud of dust surrounding the star. The light reflects or "echoes" off the dust and then travels to Earth.

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