Here is the full list of all 39 Star Wars Jedi: Fallen Order achievements worth 1,000 gamerscore.
Hit a single enemy with all lightsaber types
Have a fully grown terrarium
Completed the story
Scanned all enemy types
Opened the Vault
Defeated 25 enemies while they are under the effect of Empowered Slow
Collected all chests and secrets
Completed all of BD-1's holomaps
Recruited all possible crew members for the Mantis
Defeated a former Jedi Master
Found all of BD-1's encrypted logs
Found all of BD-1's stim canisters
Unlocked all Jedi skills
Defeated four mysterious creatures
Precision Evaded 100 attacks
Defeated 20 enemies with explosives
Crafted a lightsaber of your own
Defeated the winged terror on Dathomir
Kicked a phillak that has kicked you
Defeated 3 enemies using a single lightsaber throw
Defeated an enemy with their own Slowed blaster bolt
Fully customized your lightsaber
Parried 100 enemies
Explored the crashed Venator
Discovered 75 Force Echoes
Defeated an enemy with a hacked droid
Defeated the Ninth Sister
Defeated each type of Bounty Hunter
Sliced an oggdo's tongue
Completed the Tomb of Miktrull
Defeated an enemy using only kicks
Defeated an enemy by colliding them with another enemy
Sent 25 enemies over the edge
Freed the Wookiees from Imperial imprisonment
Completed the Tomb of Eilram
Customized the look of Cal, BD-1, and the Mantis
Defeated 50 enemies with reflected blaster bolts
Discovered the Bogano Vault
Joined the crew