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1.
Discovering The Expanding Universe: Hubble and Humason Observed ... Edwin Hubble along with his assistant Milton Humason made the observations of distant galaxy redshifts that showed the expansion of the universe. 2.
Solar Faculae: Bright Regions on Sun's Photosphere or Visible Surface Faculae are bright regions on the Sun's photosphere affecting solar energy output. Changes in the number of faculae and sunspots may play a role in global ... 3.
Calculating Density of Black Holes: How Much Must Mass & Energy Be ... The formula for the escape velocity from a star or planet with a mass, M, ... Permission to republish Calculating Density of Black Holes in print or online ... 4.
Solar Constant and Variable Sun: Variations in the Sun's ... Many stars are variable stars that change brightness. Any possible solar variations must be very small, but does the Sun's energy output vary? 5.
History of the Big Bang Theory: Gamow, & Early Attempts to ... George Gamow was an early advocate of the big bang theory for the origin of the universe. Many of his details were incorrect, but he got the essential idea ... 6.
Maunder Minimum & Variable Sun: Solar Variations, Sunspot Activity ... Long cycles in sunspots and other solar activity may have affected the Sun's energy output and Earth's climate. 7.
The Cosmic Background Radiation: Discovery Supporting Big Bang ... Penzias and Wilson accidentally discovered the 3K cosmic microwave background radiation, which provided strong evidence supporting the big bang theory. 8.
Nucleosynthesis in the Big Bang: Hydrogen, Helium, Lithium ... The lightest four elements on the periodic table were made in nuclear fusion reactions shortly after the big bang. 9.
Heat from Origin of the Universe: Why the Big Bang Theory Predicts ... Dicke's group happened to be closest in both time and space to Penzias and Wilson when they discovered the microwave cosmic background radiation, ... 10.
Water on Extrasolar Planets: How Did Astronomers Detect the ... How is it possible to detect water on an extrasolar planet? ... How can astronomers detect water on a planet so far away? ... |
