NASA Space Shuttle STS-6 Challenger Launch

[silicon212]

STS-6 = sixth flight of the Space Shuttle Program. First 5 flights were by Columbia, this is the first for Challenger.

[tpuu3000]

First? Author say "sixth flight.."

[andyib632]

Sixth flight of the Space Shuttle Program. But it's the first flight of the Challenger shuttle.

[Chrisjr2007]

6th launch of the Space Shuttle.

[BigBill783]

Yes-Challenger's first launch

[foley15136]

I guess this is the first Challenger launch?