How Astronomers Use a Trick of Gravity to See the Most Distant Objects in the Universe - Discovery

discovery.com shows how astronomers use a "trick" of gravity to peer deeper into the universe

The Hubble Space Telescope in a picture snapped by a Servicing Mission 4 crewmember just after the Space Shuttle Atlantis captured Hubble with its robotic arm on May 13, 2009, beginning the mission t… [+457 chars]

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