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.
This NASA photo shows the Hubble Space Telescope in May 2009 as Atlantis astronauts release it into space after its fifth and final overhaul. Hubble launched into space on April 24, 1990 and celebrated its 20th birthday in 2010.Credit: NASA.he Hubble is the first telescope specifically designed to be repaired in space by astronauts, while other space telescopes cannot be serviced at all. NASA scientists estimate that the telescope will only be able to keep taking pictures for five more years.