Hubblecast 01: Hubble sees 'Comet Galaxy' being ripped apart by galaxy cluster

submitted by: spacetelescope

The NASA/ESA Hubble Space Telescope, in collaboration with several other ground- and space-based telescopes, has captured a galaxy being ripped apart by a galaxy cluster's gravitational field and harsh environment. The finding sheds light on the mysterious process by which gas-rich spiral-shaped galaxies might evolve into gas-poor irregular- or elliptical-shaped galaxies over billions of years.

Using operations research to address aviation security problems

submitted by: shjshjscivee

A news report featuring the research of Professor Sheldon H. Jacobson at the University of Illinois, on applying operations research methodologies to address aviation security problems.

Exploring the Moon

submitted by: nasa

Future astronauts return to the lunar surface in this animation. For larger resolution and downloads see: http://www.nasa.gov/multimedia/videogallery/

NASA: STS-118 Launch

submitted by: nasa

Endeavor heads toward the International Space Station with teacher-turned-astronaut Barbara Morgan aboard. For larger resolution and downloads see: http://www.nasa.gov/multimedia/videogallery/

The Heliosphere

submitted by: nasa

For more information see: http://solarsystem.nasa.gov/multimedia/

360° Io moon animation

submitted by: nasa

For more information see: http://solarsystem.nasa.gov/multimedia/