![planetary science - Why are probes that tend to explore outer system always launched to go outwards instead of straight upwards or downwards? - Space Exploration Stack Exchange planetary science - Why are probes that tend to explore outer system always launched to go outwards instead of straight upwards or downwards? - Space Exploration Stack Exchange](https://i.stack.imgur.com/5gmNj.jpg)
planetary science - Why are probes that tend to explore outer system always launched to go outwards instead of straight upwards or downwards? - Space Exploration Stack Exchange
![How can scientists be sure that the space probes they send to the planets and other celestial objects aren't contaminating these worlds? | Astronomy.com How can scientists be sure that the space probes they send to the planets and other celestial objects aren't contaminating these worlds? | Astronomy.com](https://www.astronomy.com/wp-content/uploads/sites/2/2021/09/Gravity-Probe-B.jpg)
How can scientists be sure that the space probes they send to the planets and other celestial objects aren't contaminating these worlds? | Astronomy.com
![Here's a chart of all the not-planets we visited with our probes. Probing bastards we are! : r/spaceporn Here's a chart of all the not-planets we visited with our probes. Probing bastards we are! : r/spaceporn](https://i.redd.it/c9sfzfl8fl931.jpg)