Mongolia
| Country: | Mongolia |
| Type: | Postage stamps |
| Series: | Space Research |
| Nominal: | 50 Mongolian möngö |
| Year: | 1989 |
| Size: | 55 x 33 mm |
| Perforation: | comb 14 |
Space Research
 Soyuz, USSR 0.11$ |  Apollo-Sojuz 0.07$ |  Columbia space shuttle 0.25$ |  Hermes, France |
 Nippon, Japan 0.27$ |  Enerqy, USSR |  Buran, USSR |  Sanger, West Germany |
 Kosmos 0.13$ |  Meteor 0.11$ |  Salyut-Soyuz 0.14$ |  Prognoz-6 0.11$ |