So any effects of space operations on the atmosphere would be chemical rather than physical.

He also served as director of space operations before he retired.

But Clementine's influence on future space operations could be more enduring.

"But this will keep Yamagata from moving back into space operations," the older man complained.

A possible answer came in the third week, when the pure theory of space operations gave way to practical experience.

But readying it for another flight is critical to future space operations.

But the Bush administration should proceed with caution as it considers how to protect its space operations.

The facility opened a new era of commercial space operations in Florida.

He's always wanted to be the commissar of all space operations.

He should be in charge of all the space operations, including Yamagata's.