Carl Sagan

Carl Sagan was a noted Human astronomer who lived on Earth during the latter half of the 20th century.

On the planet Mars, the Mars Historical Preservation Society put a plaque featuring a quote from him at the site of a memorial to him, a "Mars Heritage Site". The quote read "Whatever the reason you're on Mars, I'm glad you're there, and I wish I was with you."

External link
Carl Sagan
 * Carl Sagan quotes
 * Carl Sagan quotes