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Lt Col John (Jack) Christensen
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They say that's what made dinosaurs extinct, but we've since learned how hit asteroids with rockets to change its trajectory so who kmws.
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SSG Environmental Specialist
SSG (Join to see)
1 y
They have actually changed the trajectory of an asteroid by impacting it with an old probe. Actually that happened within the last year.
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SPC (Other / Not listed)
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1 y
SSG Paul Endes - Paul, Sara Palin said she rides (present tense) dinosaurs!
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1 y
SSG Paul Endes - For sure, Paul, dinosaurs pass a lot of gas!!!!
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CPL Douglas Chrysler
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So the recent price increase for gas in my area is all for nothing.
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SPC (Other / Not listed)
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1 y
! ! ! !
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SPC (Other / Not listed)
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How large was the celestial body that crashed into the earth and created the moon????
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SGT Mary G.
SGT Mary G.
1 y
I've seen it compared to the size of Mars - name of Theia.
NASA has an interesting video of a model of what may have happened.

https://www.nasa.gov/solar-system/collision-may-have-formed-the-moon-in-mere-hours-simulations-reveal/
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1 y
SGT Mary G. - Hi Mary. For sure it had to have been (relatively) HUGE! Just look at how large our moon is!!!!
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