astrohardy:
xIMG_8875
astrohardy:
ballon at 33000m altitude
astrohardy:
Weather balloon burst
astrohardy:
xBOHNE_2016_08_27_122626_B_g6_ap1_Drizzle15
astrohardy:
Ballon, flat dividiert
astrohardy:
opentopomap
astrohardy:
Autosave_2ABE
astrohardy:
integration_2DBE
astrohardy:
CTA 102