Tag Archives: astronomy

JWST: Names, Claims and Attitudes

NASA launched the James Webb Space Telescope (JWST) December 25, 2021. By July of 2022, the JWST had settled into position at the Sun-Earth L2 Lagrange point: about 1,500,000 kilometers, 930,000 miles from Earth. Then, after deploying its heat shields … Continue reading

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DART: Trick Shot by OpNav, and a Successful Test

On September 26, 2022, the NASA/APL DART mission changed the orbit of an asteroid: Dimorphos, a satellite of 65803 Didymos. “NASA Confirms DART Mission Impact Changed Asteroid’s Motion in Space“Josh Handal, Justyna Surowiec; press release; NASA, Johns Hopkins Applied Physics … Continue reading

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DART Mission, Successful Planetary Defense Test; What’s Next

Update (October 11, 2022) Early results are in. Looks like the DART mission successfully shortened Dimorphos’ orbit by 32 minutes. As a NASA press release said: “…This marks humanity’s … first full-scale demonstration of asteroid deflection technology….” Excerpt from the … Continue reading

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