The Pale Blue Dot, Voyager 1 and Carl Sagan

While people around the world celebrate Valentine’s Day today, a famous astronomical photo turns thirty years old. In 1990, the Voyager 1 spacecraft—then at a distance of 6.4 billion kilometres from Earth—turned around and took pictures of all the planets. When the images were collected and placed together, they created a family portrait of the... Continue Reading →

The Parkes Radio Observatory

People have been looking up at the night sky for thousands of years but radio astronomy was new in the 1950s. One of the first fully functioning radio telescopes in the Southern Hemisphere was the one at Parkes Observatory. It is located 20 kilometres (12.4 miles) north of the town of the same name and... Continue Reading →

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