Table of Contents (click to expand)Why Do Rockets Launch Vertically?Why Does A Rocket’s Trajectory Change After The Launch?Why Is Making It Into The Orbit So Important? A rocket must curve its trajectory after launch to enter Earth’s orbit. If it goes straight up without curving its path, it will eventually run out of fuel and plummet back to Earth like a stone. Take a look at this picture of the trajectory of a launched rocket: Do you notice the rather intriguing thing about the rocket’s path? Instead of moving in a straight line, the rocket follows a curved trajectory. This … Continue reading Why Do Rockets Follow A Curved Trajectory While Going Into Space?