SA has selected five proposals submitted to its Explorers Program to conduct focused scientific investigations and develop instruments that fill the scientific gaps between the agency's larger missions.
NASA's Terra satellite passed over the Atlantic Ocean as Tropical Storm Danny intensified into the season's first hurricane.
The first U.S. mission to return samples of an asteroid to Earth is another step closer to its fall 2016 launch, with the delivery of three cameras that will image and map the giant space rock.
As Tropical Storm Ericka continued moving toward the Lesser Antilles, NASA's Aqua and other satellites were gathering data. Satellite imagery showed strong thunderstorms wrapped around Erika's center.
NASA's Terra satellite and the RapidScat instrument both captured data on Tropical Depression Molave as it was spinning down in the Northwestern Pacific Ocean.
NASA is offering up wreckage from the Challenger and Columbia for public view after hiding it from the world for decades.
A new tropical storm formed in the Central Pacific Ocean today, August 21, named Kilo. NASA's Aqua satellite passed the storm when it was a developing low pressure area the day before.
Centuries ago, ships often sailed with crews numbering in the hundreds returning with tens. Cause of death: Scurvy - a severe depletion of Vitamin C. Today's explorers cross miles of space with no hope of finding an island ...
Tropical Depression Danny was already affecting the Leeward Islands when NASA's Terra satellite passed overhead.
NASA's Aqua satellite passed over newborn Tropical Depression 4C in the Central Pacific Ocean on August 21. TD 4C lies just three degrees east of the International Date Line.