similar instruments including a newer and more sensitive instrument to detect Earth-bound coronal mass ejections — successfully launched by NASA and National Oceanic and Atmospheric Administration aboard a SpaceX Falcon 9 launch vehicle from Cape Canaveral, Florida. The spacecraft arrived at L1 by 8 June 2015, just over 100 days after launch. Along with ACE, both will provide space weather data as long as ACE can continue to function. See also References External links Advanced Composition Explorer (ACE) - from the California Institute of Technology ACE Real-Time Solar Wind - from the National Oceanic and Atmospheric Association Spacecraft launched in 1997 Artificial satellites at Earth-Sun Lagrange points Explorers Program Missions to the Sun Space telescopes Spacecraft launched by Delta II rockets NASA space probes Cosmic-ray experiments Spacecraft using Lissajous orbits