[ExI] NASA Deflects Asteroid

[ilsa]

Thank You, what fun! 59+ years ago in northern New Jersey mensa meeting
early chatting about what you participated in materializing, Happened! It's
Awesome

I Love Long Life, smile
ilsa bartlett

Ilsa Bartlett
Institute for Rewiring the System
http://ilsabartlett.wordpress.com
http://www.google.com/profiles/ilsa.bartlett
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"Don't ever get so big or important that you can not hear and listen to
every other person."
-John Coltrane

On Tue, Jul 15, 2025, 9:46 PM Stuart LaForge via extropy-chat <
extropy-chat at lists.extropy.org> wrote:

> In September 2022, NASA's DART (Double Asteroid Redirection Test)
> spacecraft ejected a smaller sensor drone spacecraft before crashing
> headlong into Dimorphos, the small 160 m satellite of a larger 780 m NEO
> named Didymous. The mission was a test to see if we could use a
> spacecraft impact to deflect the trajectory of an oncoming asteroid for
> obvious reasons.
>
> The mission succeeded in changing the orbit of Dimorphos around its
> primary Didymous by shortening its orbital period by 22 min, however in
> the process several boulders were dislodged that had three times the
> momentum of the spacecraft, thus changing the orbit in an unpredicted
> fashion.
>
> Still seems like progress to me. Here is the complete story from
> University of Maryland:
>
>
> https://cmns.umd.edu/news-events/news/massive-boulders-ejected-during-dart-mission-complicate-future-asteroid-deflection
>
> Here is a link to the footage from the camera craft that got ejected
> prior to impact. The footage starts after the impact so in the beginning
> the target Dimorphos is hidden from view by the bright starburst pattern
> of ejecta. The large bright object to the right is the larger asteroid
> Didymous.
>
>
> https://04533034747756402167.googlegroups.com/attach/3526c3d9b8c0/Dart_Mission.mp4?part=0.1&view=1&vt=ANaJVrGH6Ij9hkE4Gu30Svb94VlWxJ7cw0KGVP3TL6LKj6vLuaSSOcunEPoEoNV7EM9__YLZwhNms0iL3WAfobWRIMcG2jKRmMcwMJWDb3NG88zNPuW2Ns0
>
> Google also made a cute easter-egg that happens if you search for "DART
> mission".
>
> Stuart LaForge
>
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