B-1A sped at Mach 2.2 but had no production due to high costs and concerns over the role. B-1B is slower at Mach 1.2 with ...

First, the B-1 is the fastest bomber in the stable ... Hare), the B-1 is capable of breaking the sound barrier with a top speed of Mach 1.2, or 900 miles per hour. Second, the B-1 has the largest ...

The B-1 bomber was one of two that took part in a ... the crew should have been able to tell the plane's speed was dropping ...