What do Space Explorers look for?

So your player's Space Explorer is out in the galaxy. And you just can't come up with an idea of what they can find on the next moon or world. Now, you can roll a d20 and here's an idea that you can use to generate what the Space Explorer finds or does at their destination. You can also combine several ideas to make things more interesting.

1.) Eternal Life (the quest for immortality)
2.) Base Languages
3.) Usable and Exploitable Resources
4.) Better Medicines
5.) Illicit Euphorics
6.) Interesting Creatures and/or Plants
7.) Tasty Food
8.) Natural Wonders
9.) Alien Civilizations
10.) Relics and/or Artifacts that pre-date current era
11.) Ancient Ruins from past civilizations
12.) Anything from outside the Galaxy
13.) Anything that predates the Universe
14.) Astrographic Survey Data
15.) Unusual Stellar Phenomena
16.) Premium Real Estate
17.) Holo-Pics for Galactic Astrographic
18.) Essays for the Encyclopedia Galactica
19.) Traveling to the darkest depths of space
20.) Looking for the meaning of Life