Eris, minor-planet designation 136199 Eris, is the most massive known dwarf planet in the Solar System and the ninth most massive body known to orbit the Sun directly.
|Ernst Thalmann Pioneers (Young Pioneers or Thalmann Pioneers)
This is the logo of German Democratic Republic youth organization the Ernst Thalmann Pioneers(Young Pioneers or Thalmann Pioneers). Most school children of the German Democratic Republic aged 6-14 be…
Error/Attention semaphore character