Tag Archives: asteroids and comets

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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My Top 10 Science News Stories For 2020

I’m seeing “The Best of,” “Top 10” and “2020 Top” headlines in my news feed: as usual for late December. Instead of waiting for someone else to highlight this year’s science news stories, I’m making my own ‘top 10’ list. … Continue reading

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