The first mission in NASA's Living With a Star program, a slate of projects focused around understanding solar variability, the Solar Dynamics Observatory (SDO) launched Feb. 11, 2010. The spacecraft ...

Ground winds at Launch Pad 41 at Cape Canaveral Air Force Station, Fla., prevented the launch of NASA’s Solar Dynamics Observatory (SDO) during its one-hour launch window on Feb. 10, forcing the ...

NASA’s Solar Dynamics Observatory (SDO) lifted off from Cape Canaveral Air Force Station, Fla., at the very beginning of its hour-long launch window at 10:23 a.m. EST Feb. 11, kicking off a planned ...

NASA’s Solar Dynamics Observatory captured a strong solar flare released by the Sun on Tuesday, Feb. 3. Following several eruptions in preceding days, this activity could trigger geomagnetic ...

NASA's Solar Dynamics Observatory captures a strong X1.5 solar flare erupting from the Sun, emitting extreme ultraviolet light in red and teal.