Heathrow Lander is a term used to describe an AEROPLANE and an SST (supersonic transport). It is the name of a type of aircraft that is capable of landing at London's Heathrow Airport. The AEROPLANE is designed to fly at supersonic speeds, allowing it to travel faster than the speed of sound. The SST is a type of aircraft that is designed to fly at high altitudes and speeds, making it suitable for long-distance travel. The combination of the two makes the Heathrow Lander a powerful and efficient aircraft.