Latest Hall effect thruster Stories
Electric rocket engines known as Hall thrusters, which use a super high-velocity stream of ions to propel a spacecraft in space, have been used successfully onboard many missions for half a century.
Aerojet's High-Power Hall System Providing Orbit-Raising Propulsion for Air Force's Advanced Extremely High Frequency Satellite
SACRAMENTO, Calif., Nov.
Word of the Day
- An uxorious, effeminate, or spiritless man.
- A timorous, cowardly fellow.
Probably a blend of meek and cock, or from meek + -ock (“diminutive suffix”).