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NSTAR was a utility company that provided retail electricity and natural gas to 1.4 million customers in eastern and central Massachusetts, including the Boston urban area. NSTAR became a subsidiary of Northeast Utilities in April 2012. In February 2015, Northeast Utilities and all of its operating companies (Western Massachusetts Electric ...
Eversource Energy is a publicly traded, Fortune 500 energy company headquartered in Hartford, Connecticut, and Boston, Massachusetts, with several regulated subsidiaries offering retail electricity, natural gas service and water service to approximately 4 million [7] customers in Connecticut, Massachusetts, and New Hampshire .
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The Boston Edison Company ( BECo) was incorporated as the Edison Electric Illuminating Company of Boston in 1886. [1] It was one of the earliest electric utility companies in the United States of America. The company was formally renamed the Boston Edison Company in June 1937, although it had also been previously known by this name informally. [2]
The Deep Space 1 and Dawn used the NSTAR, a solar-powered electrostatic ion propulsion engine. The NASA Solar Technology Application Readiness ( NSTAR) is a type of spacecraft ion thruster called electrostatic ion thruster. [1] [2] It is a highly efficient low-thrust spacecraft propulsion running on electrical power generated by solar arrays.
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The NEXT engine is a type of solar electric propulsion in which thruster systems use the electricity generated by the spacecraft's solar panel to accelerate the xenon propellant to speeds of up to 90,000 mph (145,000 km/h or 40 km/s). [3] NEXT can consume 6.9 kW power to produce 237 mN thrust, with a specific impulse of 4,170 seconds (compared ...