Snapshots from Atlas 5 launch

A Northrop Grumman Pegasus XL rocket is back at Cape Canaveral after a cross-country ferry flight Tuesday under an L-1011 carrier jet, ready for final checkouts and a countdown dress rehearsal before an airborne launch off Florida’s east coast Oct. 9 with NASA’s Ionospheric Connection Explorer satellite.

A novel communications experiment developed by NASA and the Naval Research Laboratory has arrived at the International Space Station to prove data can be transmitted in space using X-ray signals, a breakthrough that could have uses in deep space exploration and military technology on Earth.

SpaceX intends to cut the price of a Falcon 9 rocket launch by up to 30 percent when flying with reused first stage boosters, an achievement the company still hopes to demonstrate before the end of the year, SpaceX’s president said recently.