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What Is a Dutch Roll, and Is It Dangerous?

Pilot Institute

Longitudinal Stability Longitudinal stability exists about the pitch axis. Placing the center of gravity ahead of the aircraft’s center of lift improves longitudinal stability. The aircraft’s horizontal stabilizer (tailplane) creates a downward lift to counterbalance pitching moments.

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Today in Aviation History: First Flight of the Grumman X-29

Vintage Aviation News

It was certainly a most unusual aircraft, distinguished by its forward swept wing and canard horizontal stabilizers. One of the biggest challenges for the X-29 was the unusual center of gravity, which was affected by the rear-mounting of the forward-swept wings and made the X-29 inherently unstable.

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Nothing Small About It

Plane and Pilot

A significant investment in heavy, water-jet cut steel tooling means repeatedly accurate wings come off the Composite Creations table. Just recognizable in the background is a horizontal stabilizer and one-piece elevator. Gweduck is also in the final design phase of things such as interior components (seats, etc.)