Carl Sagan with the famous message sent on Pioneer probes, 1974. By then he knew we might find life closer to home. Credit: CBS via Getty Images Millions of space nerds reacted with joy Monday to ...

The computer was first nicknamed "Carl Sagan" after the American astronomer. The Power Macintosh 7100 didn't go on to make "billions and billions," but it did bring a libel lawsuit from Carl Sagan.

The famed astrophysicist Carl Sagan and former President Jimmy Carter ... At that point it was 3.7 billion miles away, and was about to leave our solar system for interstellar space.