Photos: Another SBIRS soars atop Atlas 5

SpaceX launched a prototype Starship rocket Tuesday from its Boca Chica, Texas, flight facility, successfully sending the silver booster up to an altitude of about six miles as planned. But the unpiloted test flight ended with a spectacular explosion when the rocket failed to right itself and slow down enough for a tail-first landing.

A replay of the United Launch Alliance Atlas 5 rocket launching Mexico’s Morelos 3 communications satellite from Cape Canaveral, Florida.

The escalating wildfire at Vandenberg Air Force Base grew even larger Monday despite the round-the-clock efforts of firefighters trying to bring the blaze under control before it threatens United Launch Alliance and SpaceX launch pads used by Atlas 5, Delta 4 and Falcon 9 rockets.