Memoir, autobiography, biography. A memoir is a special kind of autobiography, usually involving a public portion of the authorâs life as it relates to a person, historic event, or thing. The text is about the personal knowledge and/or experiences of the author. literary agent discusses the contents of a quality memoir and how it differs from an autobiography or biography. Memoirs are perennially popular with many new books coming out each year. The bestseller, Night, by Elie Wiesel, is a memoir, not an autobiography or biography.
According to CelesTrak there are 2,691 inactive satellites in orbit. 1,490 satellites are active for a total of 4,181. [1] The UCS Satellite Database has an equivalent number. [2]
Over the last 50 years we have made use of this knowledge to populate the space above Earth. With everything from communication satellites to manned spacecraft such as the International Space Station, there are now an estimated 2465 artificial satellites orbiting the Earth. The film forms part of an educational series published by Satellite service provider, Astra.