Could puncturing a satellite's battery help it deorbit faster?

A few years ago, there was a panic about lithium-ion batteries that exploded and could do things like take down a jetliner. On a recent trip, an airline asked passengers to turn in any devices with batteries that had been ...

NRL launches TacSat-4 to augment communications needs

The Navy's Tactical Satellite-IV (TacSat-4) successfully launched Sept. 27 aboard an Orbital Sciences Minotaur-IV+ launch vehicle from Alaska Aerospace Corporation's (AAC) Kodiak Launch Complex, Kodiak Island, Alaska.

NRL TacSat-4 spacecraft encapsulated

The Naval Research Laboratory's Tactical Satellite IV (TacSat-4) has been encapsulated inside the fairing (nose cone) of an Orbital Sciences Corporation Minotaur-IV+ launch vehicle in preparation for a Sept. 27 launch from ...

NRL set to launch experimental TacSat-4 spacecraft

The Naval Research Laboratory's Tactical Satellite IV (TacSat-4) is scheduled to launch from the Alaska Aerospace Corporation's Kodiak Launch Complex, Tuesday, September 27, 2011, aboard an Orbital Sciences Corporation Minotaur-IV+ ...

VISIONS: Seeing the aurora in a new light

On a cold February night in Poker Flat, Alaska, a team of scientists will wait patiently for the exotic red and green glow of an aurora to illuminate the sky. Instead of simply admiring the view, this group from NASA's Goddard ...

NRL RAIDS experiment advances ionospheric remote sensing

Naval Research Laboratory scientists have obtained a first-ever measured altitude profile of a dim extreme-ultraviolet terrestrial airglow emission that provides vital information needed to test and improve the accuracy of ...

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