21. North Korea on Friday said it has successfully launched its first artificial satellite into earth orbit. 22. We are fully ready to launch an artificial satellite again when we think it is necessary. 23. Spacecraft delivered into orbital trajectories become artificial satellites , which are used for many commercial purposes. 24. Since 1958, plant 1 was redesigned for the production of space rockets and artificial satellites . 25. This observation may have been the first observation of a solar eclipse by an artificial satellite . 26. Additionally, the first artificial satellite , Sputnik 1, was launched from the Baikonur Cosmodrome. 27. Congress gave birth to NASA in response to Sputnik, the world's first artificial satellite . 28. Our scientists and technicians have succeeded in the first artificial satellite aboard a multistage rocket into orbit, 29. And it was the first artificial satellite in the steps leading to today's satellite communications. 30. This book was originally published a year after the launch of the first artificial satellite , Sputnik.
