Carl Sagan Planet Walk Ithaca Commons Ithaca, NY 14850 Get Directions Ithaca Commons Ithaca, NY 14850 Get Directions 607-272-0600 sciencenter.org View all locations Featured Partners Top-Tier Supporters of the Cayuga Lake Scenic Byway, Inc. Enjoy the Ride! Romulus Ithaca Penn Yan/Cayuga Lake Ithaca Trumansburg Auburn Aurora Waterloo Seneca Falls Ithaca Interlaken Ithaca Ithaca Trumansburg Ithaca Ithaca