Has Star-Lord really lost his powers, or are they just laying

If Peter Quill (Starlord) didn't kill Ego and kept his celestial powers, what would he be able to do? - Quora

Why don't we see Star-Lord use any Celestial powers, surely being half planet should give him some abilities better than firing guns? - Quora

MCU] How powerful would star Lord have been comparatively to other Avenger if he still had Egos power within him? - Quora

What happened to Star Lord's power that were shown in Guardians of the Galaxy Vol. 2? - Quora

James Gunn expands on Star-Lord giving up his powers after fans try and explain GOTG2 to him : r/marvelstudios

10 Times Star-Lord Screwed Up In The MCU

Does Star-Lord have any superpowers? - Quora

James Gunn expands on Star-Lord giving up his powers after fans try and explain GOTG2 to him : r/marvelstudios

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Has Star-Lord really lost his powers, or are they just laying dormant? - Quora

Star-Lord (Peter Quill) In Comics Powers & Abilities

10 Best 'Guardians of the Galaxy' Comics to Read After Vol. 3

Did Peter Quill lose all of his powers when Ego died in GotG vol 2? - Quora