Personality. Personality refers to individual differences in characteristic patterns of thinking, feeling and behaving. The study of personality focuses on two broad areas: One is understanding individual differences in particular personality characteristics, such as sociability or irritability.
The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990, and remains in operation.
How long did the hubble telescope take to build? Construction began in 1977 and it was ready for launch in 1985, around eight years later. It was not launched until April 24, 1990 though, due to delays from the Challenger di â¦ saster in 1986.