1. Hubble Space Telescope transmits over 140 gigabits of raw data every week.
2. HST only takes 95 minutes to complete it's one orbit at a speed of 27,300 kph.
3. It has 6 nickel-hydrogen [NiH] Batteries which can store power energy equal to 20 car batteries.
4. It is 13.3 meters [43.5 feet] long,nearly the size of a large school bus.
5. Till April 2015, HST has made over 1.2 million observations that helps astronomers to published more than 12,800 scientific papers.
Source:- NASA, and The Hubble Heritage Team.