Tag Archives: Solar planets

Arecibo Radio Telescope 1963-2020

Update (December 1, 2020) “Arecibo telescope collapses, ending 57-year run” Eric Hand, Science Magazine (December 1, 2020) “The Arecibo Observatory is gone. Its 900-ton instrument platform, suspended above a dish in the karst hills of Puerto Rico, collapsed this morning, … Continue reading

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Mars 2020 Mission Launched

I watched NASA’s Perseverance rover and Ingenuity helicopter take off at 6:50 this morning, 11:50 UTC. (July 30, 2020) If I heard coverage of the launch correctly, it wasn’t perfect. The Atlas V took off a few milliseconds early. A … Continue reading

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InSight on Mars: Now What?

Another robotic lander is on Mars. InSight landed last Monday, November 26, 2018. Folks at NASA and JPL are happy about that. The lander has taken a few pictures and started sending back weather reports. The mission’s main ‘science’ work … Continue reading

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Earth’s Moon: Heat, Stir – – –

We’ve learned quite a bit about Earth’s moon since the first Apollo landing, but we’re still not sure how it formed. But we’re a step or two closer to solving that puzzle. A team of scientists think Earth and its … Continue reading

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