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Forty years ago today the collective heart of the nation missed a beat when an oxygen tank on the Apollo 13 service module ruptured as the craft was en route to the moon, nearly 200,000 miles (322,000 kilometers) from Earth. Famously, NASA held true to their motto that failure is not an option, and the…
Right now people in the Northern Hemisphere are enjoying the last few weeks when Venus will shine bright in the night. Around the end of March the “evening star” becomes the “morning star,” and the planet won’t grace the dusk skies again until next year. (Read more at EarthSky to find out why Venus makes…
