Quick view Out of stock National Geographic Society Neil deGrasse Tyson "To Infinity and Beyond" Double-Signed First Edition, Limited Slipcased Collector's Edition of 75 w/COA [Sealed] MSRP: Was: Now: $155 Personally signed by Neil deGrasse Tyson, the legendary astrophysicist, author, and science communicator. Personally signed by Lindsey Nyx Walker, the senior producer and head writer at StarTalk... Out of stock