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Propulsion

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News: Propulsion
The Newest Way to Propel Nanosatellites? Water.

Although maneuvering nanosatellites in space is a complex procedure, a new micro-propulsion method features the simplest of ingredients: water.

News: Energy
Sound-Off: Can Hydrogen be Stored in Carbon Nanotubes?

The fuel cell, an increasingly popular device in the automotive sector, creates a power source when coupled with hydrogen. The hydrogen can be made from natural gas or electrolysis of water...

On-Demand Webinars: Propulsion
Technical Webinar Series from the Editors of SAE: Advances in Unmanned System Propulsion

The development of new propulsion technologies has been the focus of R&D looking to provide the functionality needed for unmanned aircraft systems,...

Briefs: Propulsion
Green Monopropellant Secondary Payload Propulsion System

Small satellites, launched as secondary payloads, are increasingly being fielded. Advances in liquid rocket propulsion that enhance the on-orbit maneuverability, increase the on-orbit life,...

Briefs: Propulsion
Flame Holder System

NASA's Langley Research Center is seeking to improve upon stock stainless steel flame holders. Researchers at NASA Langley have developed a new ceramic design with a service temperature of 4000 °F. The combination of high...

Briefs: Propulsion
Magnetically Conformed, Variable-Area Discharge Chamber for Hall Thruster, and Method

NASA's Jet Propulsion Laboratory has developed a Hall thruster with a variable-area discharge chamber that improves the performance and lifetime of the thruster....

Briefs: Propulsion
Multi-Thruster Propulsion Apparatus

Two different types of electrostatic thrusters are used to propel spacecraft: ion thrusters and Hall-effect thrusters. Ion thrusters have the benefit of relatively high exhaust velocities with higher overall...

Briefs: Propulsion
Propellant Distributor for a Thruster

Innovators at NASA's Glenn Research Center have developed several new technological innovations to improve the capability of Hall-effect thrusters, which are used primarily on Earth-orbiting satellites and can...

On-Demand Webinars: Propulsion
Technical Webinar Series from the Editors of SAE: Hybrid & EV Propulsion

Greater use of vehicle electrification is essential for OEMs to meet the far more stringent global CO2 emission standards coming early in the next decade, and the...

News: Imaging
Is Pluto a Planet? Scientists Seek New Definition

In 2006, the International Astronomical Union demoted Pluto to "non-planet" status. Johns Hopkins University scientist Kirby Runyon led a group of six researchers to draft a new definition of...

Question of the Week
Would you use "Printed Wi-Fi?"

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