An aircraft, comprising: a fuselage; a wing assembly coupleable to the fuselage; an empennage including a pair of tail booms configured to be removably coupled to the wing assembly; the wing assembly including a pair of boom interfaces located on laterally opposite sides of the fuselage; and each tail boom having a boom forward end configured to be mechanically attached to one of the boom interfaces using an externally-accessible mechanical fastener, wherein: each boom interface includes at least one boom attachment fitting protruding from a wing upper surface of the wing assembly and having a shear pin bore; and wherein each boom forward end includes at least one boom support having a shear pin sized and configured to engage the shear pin bore in a manner preventing movement of the boom forward end along a direction perpendicular to a boom axis, wherein: the at least one boom attachment fitting comprises a boom forward attachment fitting and a boom aft attachment fitting; the boom aft attachment fitting including a threaded hole; the at least one boom support comprises a boom forward support and a boom aft support; and the boom aft support including a hole allowing the externally-accessible mechanical fastener to pass through and engage the threaded hole of the boom aft attachment fitting to positively secure the boom aft support to the boom aft attachment fitting, wherein the boom aft attachment fitting has a wedge-shaped cross-section when viewed from a top-down direction; and the boom aft support having a pair of flanges defining a wedge-shaped cavity configured be in direct physical contact with interior surfaces of the flanges when the mechanical fastener is engaged to the threaded hole. a fuselage; a wing assembly coupleable to the fuselage; an empennage including a pair of tail booms configured to be removably coupled to the wing assembly; the wing assembly including a pair of boom interfaces located on laterally opposite sides of the fuselage; and each tail boom having a boom forward end configured to be mechanically attached to one of the boom interfaces using an externally-accessible mechanical fastener, each boom interface includes at least one boom attachment fitting protruding from a wing upper surface of the wing assembly and having a shear pin bore; and wherein each boom forward end includes at least one boom support having a shear pin sized and configured to engage the shear pin bore in a manner preventing movement of the boom forward end along a direction perpendicular to a boom axis, wherein: the at least one boom attachment fitting comprises a boom forward attachment fitting and a boom aft attachment fitting; the boom aft attachment fitting including a threaded hole; the at least one boom support comprises a boom forward support and a boom aft support; and the boom aft support including a hole allowing the externally-accessible mechanical fastener to pass through and engage the threaded hole of the boom aft attachment fitting to positively secure the boom aft support to the boom aft attachment fitting, wherein the boom aft attachment fitting has a wedge-shaped cross-section when viewed from a top-down direction; and the boom aft support having a pair of flanges defining a wedge-shaped cavity configured be in direct physical contact with interior surfaces of the flanges when the mechanical fastener is engaged to the threaded hole. the at least one boom attachment fitting comprises a boom forward attachment fitting and a boom aft attachment fitting; the boom aft attachment fitting including a threaded hole; the at least one boom support comprises a boom forward support and a boom aft support; and the boom aft support including a hole allowing the externally-accessible mechanical fastener to pass through and engage the threaded hole of the boom aft attachment fitting to positively secure the boom aft support to the boom aft attachment fitting, wherein the boom aft attachment fitting has a wedge-shaped cross-section when viewed from a top-down direction; and the boom aft support having a pair of flanges defining a wedge-shaped cavity configured be in direct physical contact with interior surfaces of the flanges when the mechanical fastener is engaged to the threaded hole.