Launch of the Curiosity Mars rover

The Atlas 5 rocket lifted the SBIRS GEO Flight 3 missile warning sentinel into orbit, advancing space technology for surveillance and security.

Engineers working on the James Webb Space Telescope, which had its launch delayed to 2020 earlier this year, recently discovered another problem during testing at the observatory’s prime contractor Northrop Grumman in Southern California.

A new all-weather radar imaging satellite for China’s civilian-oriented fleet of Gaofen Earth observatories launched Wednesday aboard a Long March 4C rocket, according to Chinese state media.