
Guides
The Science Skill Tree in Starfield
Every time you level up in Starfield you earn one skill point. They belong to five categories, and this page has all of the Combat tree skills! Each skill has four ranks, with 2-4 requiring you to complete a challenge in successive order to unlock them.
You can find the other skill tree articles below:
Social – Physical – Combat – Tech
Science

Astrodynamics
- 1: Increase grav jump range of jump drives by 15%.
- 2: Reduced fuel cost of jump drives by 15%.
- 3: Increased grav jump range and reduced fuel cost of jump drives by 30%.
- 4: Reduced fuel cost of jump drives by 50%.
Geology
- 1: Get more common and uncommon inorganic resources from surface objects.
- 2: Get more rare inorganic resources from surface objects.
- 3: Get more exotic inorganic resources from surface objects.
- 4: Occasionally harvest additional rarer resources from surface objects.
Medicine
- 1: Med Packs, Trauma Packs, and Emergency Kits restore 10% additional Health 10% faster.
- 2: Med Packs, Trauma Packs, and Emergency Kits restore 20% additional Health 20% faster.
- 3: Med Packs, Trauma Packs, and Emergency Kits restore 30% additional Health 30% faster.
- 4: Med Packs, Trauma Packs, and Emergency Kits restore 50% additional Health 50% faster, and have a chance to cure an affliction.
Research Methods
- 1: Resources required to craft items and complete research projects is reduced by 10%.
- 2: Resources required to craft items and complete research projects is reduced by 20%.
- 3: Resources required to craft items and complete research projects is reduced by 40%.
- 4: Sudden developments during research are twice as common. Resources required to craft items and complete research projects is reduced by 60%.
Surveying
- 1: Adds an optional zoom to the hand scanner, and scan distance is increased by 20 meters.
- 2: Adds another level of zoom to the hand scanner, and scan distance is increased to 30 meters.
- 3: Adds another level of zoom to the hand scanner, and scan distance is increased to 40 meters.
- 4: Adds another level of zoom to the hand scanner, and scan distance is increased to 50 meters.
Row 2
Botany
- 1: Get more common and uncommon organic resources from planets learn additional info about them from the scanner, and allows some plants to be cultivated at your outposts.
- 2: Get more rare organic resources from plants, and learn information about them more quickly using the scanner.
- 3: Get more exotic organic resources from plants, and learn information about them more quickly using the scanner.
- 4: Occasionally harvest additional rarer resources from plants, and learn information about them more quickly using the scanner.
Scanning
- 1: You can detect uncommon inorganic resources on planet and moon surfaces, and more information about ships in space.
- 2: You can detect rare inorganic resources on planet and moon surfaces, and more specific information about ships in space.
- 3: You can detect exotic inorganic resources on planet and moon surfaces, and gain better combat information on ships in space.
- 4: You can detect unique inorganic resources on planet and moon surfaces, and gain a complete list of cargo on ships in space.
Spacesuit Design
- 1: You can craft improved spacesuit, helmet, and pack mods, and research additional mods at a Research Lab.
- 2: You can research and craft superior spacesuit, helmet, and pack mods.
- 3: You can research and craft cutting-edge spacesuit, helmet, and pack mods.
- 4: Construction of spacesuit, helmet, and pack mods occasionally doesn’t cost resources.
Weapon Engineering
- 1: You can craft improved weapon mods at a Weapon Workbench, and research additional weapon mods at a Research Lab.
- 2: You can research and craft superior weapon mods.
- 3: You can research and craft cutting-edge weapon mods.
- 4: You can research and craft master level weapon mods.
Zoology
- 1: Get more common organic resources from creatures and harvest from them without harming them, learn additional info about them from the scanner, and allows you to produce animal resources at your outposts.
- 2: Get more uncommon organic resources from creatures, and learn information about them more quickly using the scanner.
- 3: Get more rare organic resources from creatures, and learn information about them more quickly using the scanner.
- 4: Occasionally harvest additional rarer resources from creatures, and learn information about them more quickly using the scanner.
Row 3
Astrophysics
- 1: You can scan the moons of your current planet. You have a 10% chance to discover a trait when scanning.
- 2: You can scan any planet or moon in the system. You have a 20% chance to discover a trait when scanning.
- 3: You can scan any planet or moon within 16 Light Years. You have a 30% chance to discover a trait when scanning.
- 4: You can scan any planet or moon within 30 Light Years. You have a 50% chance to discover a trait when scanning.
Chemistry
- 1: You can create improved chems, and research additional chems at a Research Lab.
- 2: You can research and create superior chems.
- 3: You can research and create cutting-edge chems.
- 4: Crafting chems occasionally triples the amount created.
Outpost Engineering
- 1: You can construct improved outpost modules, and research additional modules at a Research Lab.
- 2: You can research and construct superior outpost modules.
- 3: You can research and construct cutting-edge outpost modules.
- 4: Outpost modules now cost 50% fewer resources to build.
Row 4
Aneutronic Fusion
- 1: Ship reactors produce 1 extra unit of power.
- 2: Ship reactors produce 2 extra units of power.
- 3: Ship reactors produce 3 extra units of power.
- 4: Ship reactors produce 5 extra units of power.
Planetary Habitation
- 1: You can build outposts on planets with extreme temperatures (Deep Freeze and Inferno). Increase the maximum number of Outposts you can build by 4
- 2: You can build outposts on planets with extreme pressure. Increase the maximum number of Outposts you can build by 8.
- 3: You can build outposts on planets with toxic or corrosive atmospheres. Increase the maximum number of Outposts you can build by 12.
- 4: You can build outposts on planets with extreme gravity. Increase the maximum number of Outposts you can build by 16.
Special Projects
- 1: You can research experimental projects at a Research Lab.
- 2: You can craft rare manufactured components at an industrial Workbench.
- 3: You can craft exotic manufactured components at an industrial Workbench.
- 4: You can craft unique manufactured components at an industrial WOrkbench. Outpost extractors have a chance to produce additional resources.
You can find the other skill tree articles below: