Welcome to the largest Aerospace Engineering Dictionary in the web! Our dictionary extends its scope day by day. Enjoy!

Recent Entries

Rocket Engine Efficiency

Rocket Engine Efficiency in the context of aerospace engineering refers to the measure of how effectively a rocket engine converts the potential energy stored in its propellant into kinetic energy to produce thrust. It is a critical factor in the design and performance of a rocket. The efficiency of... Read More >>

Fluid Motion

In the context of aerospace engineering, fluid motion refers to the study and analysis of the behavior of gases and liquids in motion. This is a fundamental aspect of aerodynamics, the study of forces and the resulting motion of objects through air or water. Fluid motion is crucial in the design and... Read More >>



Airworthiness Certification

In the context of aerospace engineering, Airworthiness Certification refers to the formal process by which a regulatory or certifying authority, such as the Federal Aviation Administration (FAA) in the United States or the European Union Aviation Safety Agency (EASA), validates and confirms that an ... Read More >>

European Union Aviation Safety Agency

The European Union Aviation Safety Agency (EASA) is a regulatory body that ensures the highest level of safety protection for the European citizens. It is the centerpiece of the European Union's strategy for aviation safety. Its tasks include drafting and advising on safety legislation, certifying a... Read More >>

Commercial Space Vehicles

Commercial Space Vehicles refer to spacecraft that are designed, built, and operated by private companies, rather than by governmental agencies like NASA or ESA. These vehicles are used for a variety of purposes, including satellite deployment, scientific research, and even space tourism. The develo... Read More >>

Today's Picks


In space and astronautical engineering, axes refer to the three mutually perpendicular reference lines that are used to define the orientation of a spacecraft or any other object in space. The three axes are the X-axis, Y-axis, and Z-axis. The X-axis is the line that runs from the spacecraft's cente... Read More >>

Chemical Composition

Chemical composition refers to the identity and relative quantities of the chemical elements that make up a substance. In the context of space and astronautical engineering, chemical composition is a critical factor in the design and operation of spacecraft and their components. The chemical composi... Read More >>


A subsatellite is a secondary satellite that is deployed from a primary satellite in orbit. Subsatellites are typically smaller and less complex than their primary counterparts, and are used for a variety of purposes such as remote sensing, scientific research, and technology demonstration. They are... Read More >>

Top News

European Space Agency adds 5 new astronauts in only fourth class since 1978. Ove...

The European Space Agency has added five new members to its astronaut corps...

News Source: ABC News on 2024-04-22

Lyrid meteor shower to peak tonight. Here's what to know...

The Lyrid meteor show is set to peak as the week begins....

News Source: CBS News on 2024-04-21

When and where you can see April's Pink Moon...

April's full moon, known as the Pink Moon, will reach peak illumination on Tuesday, but it will appear full from Monday morning through Thursday morning....

News Source: CBS News on 2024-04-21

‘Sleeping giant’ massive black hole found in the Milky Way galaxy | CNN...

Astronomers have found the most massive stellar black hole to date in the Milky Way galaxy, and it was all due to the wobble of the object’s companion star....

News Source: CNN on 2024-04-16

Check out stunning photos from the $2 billion space telescope that captures the ...

The Chandra X-ray Observatory has snapped stunning photos of the invisible universe for 25 years. NASA may end the mission early....

News Source: Business Insider on 2024-04-16