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! Lansing Ithaca Penn Yan/Cayuga Lake Romulus Ithaca Aurora Aurora Ithaca Trumansburg Auburn Ithaca Seneca Falls Trumansburg Ithaca Waterloo Ithaca