Will any chemical rocket engine reach 600 seconds of specific impulse by 2030?

Will a spacecraft sustain a acceleration above 1 milligee at a specific impulse above 3000 seconds before 2045?

Will a spacecraft capable of propulsion above 1% the speed of light be achieved before 2040?

Will a spacecraft powered by SABRE engines reach orbit before 2035?

Will a spacecraft powered by SABRE engines reach space before 2035?

Will a spacecraft achieve a stable orbit around a star other than the Sun prior to 2200?

Will Starship reach escape velocity before 2027?

Will a nuclear thermal engine be successfully used to power a spacecraft before 2035?

Will a laser lift a payload to space before 2045?

Will a laser lift a payload to space before 2035?