Robert Pearlman is a space historian, journalist and the founder and editor of collectSPACE.com, an online publication and community devoted to space history with a particular focus on how and where space exploration intersects with pop culture. Pearlman is also a contributing writer for Space.
After six decades of launches, the liftoff of the last-ever Delta rocket on Tuesday brought with it a change in the way the U.S. sends satellites, interplanetary probes and spacecraft into Earth orbit.to launch NROL-70, a classified payload for the U.S. National Reconnaissance Office . The powerful booster departed Space Launch Complex-37 at, in a call with reporters on March 26.
, because national security space missions is our core and the unique set of missions there require a high-energy launch vehicle. We designed Vulcan specifically for that," said Bruno., Tuesday's launch was also the 45th liftoff of a Delta IV, the 35th Delta IV to fly from Florida and the 389th Delta launch of any kind since 1960 .
Delta M and Delta N closed out the alphabetical designations while being used to send more communications satellites to Earth orbit.meteorological satellite into space in 1972; Delta 2310, which put Spain's first satellite into orbit to study the ionosphere; and Delta 2914, which launched the first NOAA Geostationary Operational Environmental Satellite .
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Delta IV Heavy rocket successfully launches for final time from FloridaA United Launch Alliance (ULA) Delta IV Heavy rocket successfully launched the NROL-70 mission for the National Reconnaissance Office (NRO) for the final time on Tuesday afternoon. The rocket launched at 12:53 p.m. from Space Launch Complex-37 at Cape Canaveral Space Force Station in Central Florida.
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