Sagan

Carl Sagan gathered information about our planet onto a disk and sent it into space, so that other intelligent beings would find it.

Dr. Carl Sagan helped design the plaques carried by both Pioneer 10 and Pioneer 11. These plaques, bearing the images of a man and a woman as well as a diagram showing Earth's location in the Galaxy, may one day be found by an extraterrestrial civilization.

Dr. Sagan helped to popularize science through the writing of hundreds of articles and over two dozen books.

Dr. Sagan suffered from a rare bone marrow disease called myelodysplasia.

The science fiction movie "Contact" was based on a book co-authored by Carl Sagan and his wife Ann Druyan.

I would love to have met Carl Sagan.

I intend on making my mother a bookmark with a famous quote from Carl Sagan about books.

I wish I could go back in time and meet Carl Sagan.

Today, there is a well-known joke unit of measurement called a Sagan. a Sagan is four billion—the smallest number that could fit the description "billions and billions."

I had resolved to pass along the eastern shore of Lake Ganjule, in order to solve the problem of the sources of the river Sagan, the largest affluent of Lake Stefanie, which was supposed to flow out of Lake Ganjule. This I found to be not the case. The sources of the Sagan lie east of the south end of Lake Abaya. But there is a broad channel connecting Lake Ganjule with the Sagan.