Here is the full list of all 25 Astrela Starlight achievements.
Open communications with the Kyraine
Claim the Tserilecx and build an empire.
Hydrogen powers the universe.
Build your first celestial mine.
Cetus Combat Trial - Star System 1 - Completed.
Cetus Combat Trial - Star System 2 - Completed.
Cetus Combat Trial - Star System 3 - Completed.
Cetus Combat Trial - Star System 4 - Completed.
Cetus Combat Trial - Star System 5 - Completed.
Cetus Combat Trial - Star System 6 - Completed.
Cetus Combat Trial - Star System 7 - Completed.
Cetus Combat Trial - Star System 8 - Completed.
Cetus Combat Trial - Star System 9 - Completed.
Cetus Combat Trial - Star System 10 - Completed.
Cetus Combat Trial - Star System 11 - Completed.
Cetus Combat Trial - Star System 12 - Completed.
Cetus Combat Trial - Star System 13 - Completed.
Cetus Combat Trial - Star System 14 - Completed.
Cetus Combat Trial - Star System 15 - Completed.
Cetus Combat Trial - Star System 16 - Completed.
Cetus Combat Trial - Star System 17 - Completed.
Cetus Combat Trial - Star System 18 - Completed.
Cetus Combat Trial - Star System 19 - Completed.
Cetus Combat Trial - Star System 20 - Completed.
Cetus Combat Trial - Star System 21 - Completed.