- Steven Spielberg (Wikipedia)
Steven Allan Spielberg (/ˈspiːlbɜːrɡ/; born December 18, 1946) is an American filmmaker. A major figure of the New Hollywood era and pioneer of the modern blockbuster, Spielberg is widely regarded as one of the greatest film directors of all time and is the most commercially successful director in film history. He is the recipient of many accolades, including three Academy Awards, two BAFTA Awards, four Golden Globe Awards, and four Directors Guild of America Awards, as well as the AFI Life Achievement Award in 1995, the Kennedy Center Honor in 2006, the Cecil B. DeMille Award in 2009 and the Presidential Medal of Freedom in 2015. Seven of his films have been inducted into the National Film Registry by the Library of Congress as “culturally, historically or aesthetically significant”.
- Apparent magnitude (Wikipedia)
Apparent magnitude (m) is a measure of the brightness of a star or other astronomical object. An object’s apparent magnitude depends on its intrinsic luminosity, its distance, and any extinction of the object’s light caused by interstellar dust along the line of sight to the observer.