👉 In astronomy, a "starlet" is a small celestial object that orbits around a larger object (such as a planet or a star) at a speed of only a few kilometers per second. The name "starlet" comes from its resemblance to the stars, but it's actually an object that orbits in a different way than stars do. A starlet can be a small celestial body such as a comet, asteroid, or meteoroid. They are often seen during the passage of a planet