A dark, snaking line across the lower half of the sun in this Feb. 10, 2015 image from NASA's Solar Dynamics Observatory (SDO) shows a filament of solar material hovering above the sun's surface. SDO shows colder material ...
SpaceX counted on better flying weather Wednesday as it geared up for the third time to launch a deep-space observatory, but canceled a radical rocket-landing test because of rough seas.
SpaceX is taking another stab Tuesday at launching an observatory into deep space and landing the rocket booster that carries it up.
This photo shows the SpaceX Falcon 9 rocket set to launch NOAA's Deep Space Climate Observatory spacecraft, or DSCOVR, at the Space Launch Complex 40 at Cape Canaveral Air Force Station in Florida.
A deep-space observatory has to wait yet another day before flying.
SpaceX called off Sunday's planned launch of a deep-space observatory—and a revolutionary rocket-landing attempt—after a critical radar-tracking system failed.
Nine years after leaving Earth, the New Horizons spacecraft is at last drawing close to Pluto and on Sunday was expected to start shooting photographs of the dwarf planet.
It's showtime for Pluto. NASA's New Horizons spacecraft has traveled 3 billion miles and is nearing the end of its nine-year journey to Pluto. Sunday, it begins photographing the mysterious, unexplored, icy world once deemed ...
A Navy communications satellite is bound for orbit.
SpaceX's Falcon 9 rocket lifts off from Space Launch Complex 40 at Cape Canaveral Air Force Station carrying the Dragon resupply spacecraft to the International Space Station.