Questions tagged [nasa]

The National Aeronautics and Space Administration is a United States government agency that is responsible for aerospace research.

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How is the D8 Double Bubble aircraft by NASA so efficient?

How does the 'double bubble' fuselage cross-section of the "Double Bubble D8" aircraft (developed by MIT for NASA) help improve overall efficiency by around 70%? Image credit: NASA/MIT/Aurora Flight ...
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Why does NASA have F/A-18s?

I always remember playing FSX as a kid and using the NASA F/A-18, and never thought much about it. And then I saw the picture of the Space Shuttle on top of the 747 being escorted by these planes. ...
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3answers
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How to draw NACA 6-Series Airfoils?

In relation to the question on the NACA 64-2A015 airfoil I would like to know how to draw this airfoil. At least these two reports [1,2] by NASA provide the equation for it. However, I am not able ...
31
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2answers
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Did the Space Shuttle really wait until 50 feet above the ground before they put the gear down?

I saw a sign at the Smithsonian about the Space Shuttle where it said that their gear was not extended until 50 feet above the ground. I've searched and searched for something definitive that had the ...
12
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1answer
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Does NASA use T-38's to train all crew members of a space flight as pilots?

Did all NASA flight crew recruits learn to fly when preparing for Space Shuttle missions? Obviously, the pilot — and I am guessing the commander, too — would be USAF / USN / USMC pilots, but what ...
1
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1answer
162 views

Is there an analytical description of the NACA 642-015A profile?

While searching for symmetric profiles I stumbled across different definitions (point-clouds) of the NACA 642-015A profile. http://airfoiltools.com/airfoil/seligdatfile?airfoil=n64015a-il http://www....