Photos: Falcon takes flight

The heart of NASA’s first flight-ready Space Launch System heavy-lift rocket emerged from its factory in New Orleans Wednesday morning for a barge trip to the Stennis Space Center in Mississippi for an eight-minute test-firing of its space shuttle-era hydrogen-fueled engines.

SpaceX’s Dragon supply ship wrapped up a 29-day stay at the International Space Station on Tuesday, departing the complex with with nearly 3,700 pounds of research specimens and return cargo before re-entering the atmosphere and splashing down in the Pacific Ocean.

Keeping up a run of middle-of-the-night launches from Cape Canaveral, a SpaceX Falcon 9 rocket powered by a recycled first stage booster climbed into orbit early Tuesday with the Indonesian Merah Putih communications satellite.