41. Students cheered as Discovery blasted off, and again when the booster rockets separated from the spacecraft. 42. Russia launched a new model of booster rocket on Monday following two postponements, news agencies reported. 43. Some 4, 300 miles away in the Pacific Ocean, a booster rocket will fire an interceptor. 44. The booster rockets have also been reused on the Long March 3B and Long March 3C. 45. It would be carried into orbit by either the Space Shuttle or by a booster rocket . 46. Interfax quoted experts as saying it was probably caused by a defect in the booster rocket . 47. But the interceptor's booster rocket failed to separate. 48. It was launched Tuesday from Plesetsk, 550 miles north of Moscow, by a Start booster rocket . 49. The delays are blamed on a lack of money that is limiting production of booster rockets . 50. However, it has kept her apprised of the booster rocket issue for more than a week.
