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First direct image of Earth taken by a person from the surface of another astronomical object (from the Moon), (AS11-40-5923). [20] [47] November 24, 1969 Apollo 12: First images (black-and-white and 16mm color film) of a solar eclipse with the Earth, taken by a human, when the Apollo 12 spacecraft aligned its view of the Sun with the Earth ...
A Dobsonian telescope on display at Stellafane in the early 1980s. A Dobsonian telescope is an altazimuth-mounted Newtonian telescope design popularized by John Dobson in 1965 and credited with vastly increasing the size of telescopes available to amateur astronomers. Dobson's telescopes featured a simplified mechanical design that was easy to ...
A Dobsonian telescope is an altazimuth-mounted Newtonian telescope design popularized by John Dobson in 1965 and credited with vastly increasing the size of telescopes available to amateur astronomers. Photo of home made dobsonian used to make a solar projection (Split, Croatia).
This is a list of large optical telescopes.For telescopes larger than 3 meters in aperture see List of largest optical reflecting telescopes.This list combines large or expensive reflecting telescopes from any era, as what constitutes famous reflector has changed over time.
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