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Period: to
science
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Galileo's telescope
galileo made his first telescope in 1609 -
Invention of the telescope
Hans Lippershay was inventor of the telescope -
Invention of the reflecting telescope
Newton invented this telescope to study optics, not to observe the sky. -
Herschel and the actinometer
John Herschel invented the actinometer in 1825 to determines the number of photons in a light beam -
Mount Wilson Observatory
The Mount Wilson Observatory first opened in Los Angeles, they have 60-100 inch telescopes -
George E Hale
George E Hale invented the spectrohelioscope; type of solar telescope. Was invented to allow the sun to be viewed in a selected wavelength of light. -
Edwin Hubble discoveries
Edwin discovered the 1373 Cincinnati. He discovered it on August 30, 1935 -
Penzias and Wilson
Penzias and Wilson discovered cosmic microwave radiation -
The Hubble Space Telescope
The Hubble Space Telescope was launched into low Earth orbit in 1990 and remains in operation -
Wilkinson Microwave Anisotropy Probe
Wilkinson Microwave Anisotropy Probe was built to measure differences across the sky in temperature cosmic microwave background. The radiant heat from the Big Bang. -
Kepler Telescope
Kepler Telescope is a space observatory launched by NASA to discover Earth-like planets orbiting other stars. Launched on March 7, 2009
