← 返回新闻列表

1st-of-its-kind mission will attempt to save aging space telescope using robot spacecraft...NASA's Swift telescope could be destroyed in months if nothing is done.

Satellites don't always stay in orbit. As they get closer to Earth, atmospheric drag can pull them lower and lower until they burn up, with solar activity speeding up the process. NASA's Swift Space Observatory is facing that fate -- its orbit is decaying, an…

本摘要由 Max Robotics 编辑，原文版权归 Freerepublic.com 所有。