SUMMARY: Astronomers have turned up two new companion galaxies to the Milky Way by looking through images in the Sloan Digital Sky Survey. The first is about 640,000 light years away in the constellation Canes Venatici - the most remote satellite galaxy ever discovered. The second is smaller and dimmer, and located in the constellation Bootes. It has a squashed structure because it's being distorted by the Milky Way's gravitational tides.

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