Save the planet

You and two others are placed on a spacecraft to fly to a different star system to see why that star is safe from the alien material consuming the sun. You see, all other stars are dimming except this one star which has the material but it’s not dimming, you have to find out why and send the results back. You awake from the coma, a medical bit is above you and detaches the equipment from you. But however you don’t remember why you are here. Tairan: “who are you? Who am I?” Adrian:” I don’t know…”