Tag Archives: Solar planets

Arecibo Radio Telescope 1963-2020

Posted on November 21, 2020 by Brian H. Gill

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

Posted on July 30, 2020 by Brian H. Gill

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?

Posted on November 30, 2018 by Brian H. Gill

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 – – –

Posted on November 5, 2018 by Brian H. Gill

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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