PASADENA (AP) — An anonymous donor has given the Planetary Society an astronomical gift.

The Pasadena-based space society founded by Carl Sagan announced Monday that it has received a $4.2 million donation — the largest single contribution in its history.

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The donor is a member of the society.

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CEO Bill Nye says the money will help the group with its technology, research, advocacy and education programs.

Those include tracking near-Earth objects; developing spacecraft that use solar sails for propulsion, and searching for intelligent life outside of the solar system.

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