Radio astronomy explores the invisible universe. While the field largely focuses on interstellar space, radio astronomy also works closer to home too! In honor of the 2017 total solar eclipse, I've dug into the history of the Sun in the context of radio astronomy.
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After making first light at the end of September 2016, FAST embarks on a journey to perhaps transform radio astronomy. The largest, hence arguably the most sensitive, single-dish radio telescope in the world, FAST will shed light on distant galaxies and maybe even gravitational waves.
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In the middle of New South Wales, Australia, lies "The Dish" - a 64-meter radio telescope that has long played a part in contemporary astronomy history. Known as "the grand old lady of astronomy," the Parkes Radio Telescope brought us broadcasts of the Apollo 11 lunar mission, received signals from the Mars rover Opportunity, and even starred in its own film.
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The Radioteleskop Effelsberg is one of the largest fully-steerable radio telescopes in the world, second only to the GBT. Its parabolic reflector dish has a diameter of 100 meters, which can be seen towering over the trees in the Eifel just 1.3 kilometers northeast of the village of Effelsberg in Nordrhein-Westfalen.
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The Robert C. Byrd Green Bank Telescope (GBT) is the world's largest, fully-steerable single-dish radio telescope. It is located in Green Bank, West Virginia.
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