인공위성
By: Chayŏn Kwahak Tosŏ Pʻyŏnjippu pʻyŏn
Publisher: Kungnip Chʻulpʻansa
Published: 1959
Place of publication: Pʻyŏngyang
Language: kor
Number of pages: 248
Subjects: Artificial satellites; Interplanetary voyages
Other titles: Inʾgong wisŏng