From the ground
29-September-2023 Friday
Two types of techniques for lifting a person from the ground
02-April-2015 Thursday
How people saw Jupiter
02-April-2015 Thursday
How people saw Jupiter in 1879 and 2014.
31-August-2014 Sunday
"Hello" brothers in mind.
02-July-2014 Wednesday
This is what the Andromeda galaxy looks like in the sky from the earth if it were a little bit brighter.
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