New answers tagged

4

3 According to this list on Wikipedia the only launches to a Heliocentric orbit were DSCOVR, TESS and Elon Musk's Tesla Roadster. No other SpaceX rocket went beyond a geostationary transfer orbit (GTO). In launches to GTO the second stage is typically left in a decaying elliptical low-Earth orbit, until it re-enters the atmosphere. (see e.g. here, here or ...


2

A rocket placing a space probe on a trajectory to another planet should accelerate the probe to as much speed as possible. So there is no fuel left for the rocket to change the upper stage trajectory. If the probe leaves Earth orbit, the stage does leave it too. If the probe does some course correction burns later, the trajectories of probe and stage will ...


6

This is only a partial answer, but there are two major factors that make the performance of the three vehicles not comparable at all. There are two reasons why Starship is so much worse for missions with a large C3, and both are design features: First, it's built to land (repeatedly) on planets. This makes it a lot more sturdy than other second stages. The ...


Top 50 recent answers are included