It's #WorldSpaceWeek! #OTD 10/4/1999: @UN declared a week-long international celebration of #science &amp; #technology every Oct 4-10, in honor of the Oct 4, 1957  🚀launch of #Sputnik1 &amp; the Oct 10, 1967, #outerspace treaty regarding exploration and ☮️peace.
#WorldSpaceWeek #OTD #science #technology #Sputnik1 #outerspace