SAN DIEGO — Orbital Sciences Corp. expects to have U.S. government approval within about a year for using its Antares rocket to launch payloads to sun-synchronous orbit from NASA’s Wallops Flight ...

BEIJING—Chinese space launch company Link Space is working toward a 2022 first flight of a reusable rocket intended to place 180-kg (400-lb.) payloads in Sun-synchronous orbits for a price of 20 ...

Arianespace’s Ariane 5 launcher once again demonstrated its operational maturity and accuracy today by placing a seven-satellite payload into Sun-synchronous orbit. Drawing of the Ariane 5 payload ...

Chinese rocket researchers are working on combining the Yuanzheng 1B upper-stage vehicle and the Long March 2C for a sun-synchronous orbit mission in 2018, according to the China Academy of Launch ...

North Korean leader Kim Jong Un has been quoted by state media as saying that the country will launch a number of reconnaissance satellites in coming years to provide its forced with real-time ...