jueves, 29 de septiembre de 2016

Testing the James Webb Space Telescope Pathfinder

In this photograph taken on Sept. 1, 2016, the James Webb Space Telescope Pathfinder structure has been configured for the Thermal Pathfinder Test at NASA Johnson Space Center's giant thermal vacuum chamber, called Chamber A. The Pathfinder is a test version of the structure that supports the telescope. via NASA http://go.nasa.gov/2cElxsy

miércoles, 28 de septiembre de 2016

'Pandora's Cluster' Seen by Spitzer

This image of galaxy cluster Abell 2744, also called Pandora's Cluster, was taken by the Spitzer Space Telescope. via NASA http://go.nasa.gov/2cBXVoh

martes, 27 de septiembre de 2016

Water Swirls, Gulf of St. Lawrence

Orbiting above eastern North America, a crew member on the International Space Station photographed a dense pattern of eddies in the Gulf of St. Lawrence. Caught briefly in the Sun’s “glint point,” reflections off the water surface show an interlinked mass of swirls and eddies in the shallow water north of Prince Edward Island. via NASA http://go.nasa.gov/2cICuoK

viernes, 23 de septiembre de 2016

Hubble Views a Colorful Demise of a Sun-like Star

This star is ending its life by casting off its outer layers of gas, which formed a cocoon around the star's remaining core. via NASA http://go.nasa.gov/2cIHk2P

jueves, 22 de septiembre de 2016

Practicing Orion Spacecraft Recovery After Splashdown

A group of U.S. Navy divers, Air Force pararescuemen and Coast Guard rescue swimmers practice Orion underway recovery techniques in the Neutral Buoyancy Laboratory at NASA’s Johnson Space Center to prepare for the first test flight of an uncrewed Orion spacecraft with the agency’s Space Launch System rocket during Exploration Mission (EM-1). via NASA http://go.nasa.gov/2d7dU3d