
Several of the dwarf galaxies in the Hickson Compact Group 31 are slowly merging. Will the result of these galactic…

Moments after launch, the Solar Dynamic Observatory's Atlas V rocket flew past a sundog hanging suspended in the blue Florida…

Dramatic plumes, both large and small, spray water ice out from many locations along the famed "tiger stripes" near the…

A computer-generated model of the LADEE spacecraft.

A computer-generated model of the LADEE spacecraft. Credit: NASA/Ames

A computer-generated model of the LADEE spacecraft.

A computer-generated model of the LADEE spacecraft.

A computer-generated model of the LADEE spacecraft.

Supersonic aircraft create a substantial sonic boom, meaning that they can't fly over populated areas without creating an intense noise…

The multi-purpose logistics module Leonardo is packed for its upcoming flight on Discovery.