Will any Boeing 747-400 still be in regular passenger service by 2030?

Will regularly-scheduled supersonic flights operate between Los Angeles and Tokyo in 2050?

Will there be nuclear powered supersonic airplanes by 2100?

Will a commercial non-stop flight between London and Auckland exist before the end of 2030?

Will an organisation offer suborbital point-to-point transportation before 2040?

Will supersonic jets be accessible for civilian travel by 2029?

Will someone die aboard a SpaceX rocket before the end of 2030?

Will Heart Aerospace ES-30 make its first revenue flight (at least 100 km) before 2030?

Will a commercial non-stop flight between Tokyo and Sao Paolo exist before the end of 2030?

Will a Boom Supersonic beat SpaceX to COMMERCIAL super-sonic suborbital flight? (see description for terms)