Neil deGrasse Tyson

Dr. Neil deGrasse Tyson (born October 5, 1958, ) is an and  of the  in New York, who was at the center of the  over 's status as a.

Character Information
In The Apology Insufficiency, Dr. Tyson stands in a corridor at Caltech, laughing with Raj, where he is introduced to Sheldon. Sheldon quickly points out that Tyson was responsible for the of Pluto as a planet, and that he liked Pluto, ergo he doesn't like him. Neil deGrasse Tyson himself, affirming that he did not demote Pluto but the  voted as such. Sheldon doesn't concede to Tyson's, and Tyson is by him. He then asks Raj if that is who Koothrappali was telling him about before. Later, Dr. Tyson apologizes to Sheldon in the cafeteria for his role in the Pluto matter, though, an Sheldon tells him to shut up. Many of Dr. Tyson's meme (prounounced 'meem') expected him to use it after Sheldon told him to shut up. Sadly, though, Dr. Tyson did not use his meme.