There's a huge 55% saving on this Celestron NexStar telescope this Black Friday weekend 

 Originally $1,998, the Celestron NexStar 6SE 150mm f/10 GoTo telescope is just $899 in the Black Friday weekend sale. 

https://cdn.mos.cms.futurecdn.net/ocdFJaYTgJwTYPZRZtardS.jpg

https://www.space.com/black-friday-celestron-nexstar-6se-telescope-deal