Haas (rocket)
Encyclopedia
Haas is a Romania
Romania
Romania is a country located at the crossroads of Central and Southeastern Europe, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea...

n carrier rocket, which is being developed by ARCA
ARCASPACE
Asociația Română pentru Cosmonautică și Aeronautică or Romanian Cosmonautics and Aeronautics Association is a non-governmental organization that promotes aerospace projects as well as other space-related activities...

 as part of the ELE
European Lunar Explorer
The European Lunar Explorer or European Lunar Lander is a Romanian Lunar lander. It is being developed by ARCA, as an entrant for the Google Lunar X-Prize....

 programme. It is designed to be air launched from a high-altitude balloon, similar to the American
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 Rockoon
Rockoon
A rockoon is a solid fuel sounding rocket that, rather than being immediately lit while on the ground, is first carried into the upper atmosphere by a gas-filled balloon, then separated from the balloon and automatically ignited...

 experiments of the 1950s. Prior to the development of Haas, ARCA had already launched two Stabilo rockets from balloons. It is fueled by hydrogen peroxide
Hydrogen peroxide
Hydrogen peroxide is the simplest peroxide and an oxidizer. Hydrogen peroxide is a clear liquid, slightly more viscous than water. In dilute solution, it appears colorless. With its oxidizing properties, hydrogen peroxide is often used as a bleach or cleaning agent...

 and bitumen.

The Haas rocket, which was named after Conrad Haas
Conrad Haas
Conrad Haas was a military engineer of the Holy Roman Empire, who is believed to be the first person to describe a multistage rocket in writing.Haas was perhaps born in Dornbach...

, is a three stage rocket capable of placing 400 kilograms of payload into low Earth orbit
Low Earth orbit
A low Earth orbit is generally defined as an orbit within the locus extending from the Earth’s surface up to an altitude of 2,000 km...

. Its maiden flight will carry the European Lunar Explorer
European Lunar Explorer
The European Lunar Explorer or European Lunar Lander is a Romanian Lunar lander. It is being developed by ARCA, as an entrant for the Google Lunar X-Prize....

 spacecraft, ARCA's entry into the Google Lunar X-Prize, following a series of engine tests which began in 2009.
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