Sol, a G-type star.
A G-type star is a classification for a yellow star. Main sequence G-type stars are called yellow dwarfs. Sol is an example of a small G-type star.
- A Vissian starship of the 22nd century was capable of entering the photospheres of most G-type stars, thanks to its trinesium hull. (ENT: "Cogenitor")
- In 2152, Enterprise followed the warp signature of a Tellarite bounty hunter, Skalaar, to a G-type star, only to find that it was a decoy subspace beacon. (ENT: "Bounty")
- The Calindra system, in the Delphic Expanse, is a G-type star system. (ENT: "Proving Ground")
- The Dyson Sphere discovered by the USS Enterprise-D in 2369 surrounded a G-type star. (TNG: "Relics")
- In an alternate 2370, an anti-time eruption had an energy output equivalent to ten G-type stars. (TNG: "All Good Things...")
- Ocampa, in the Delta Quadrant, is a planet located in a G-type star system. (VOY: "Caretaker")
- A G-type star system with two inhabited planets was part of Vidiian territory in 2372. The USS Voyager traveled through a plasma drift to avoid it. (VOY: "Deadlock")
- The subspace sinkhole found in the Delta Quadrant led to a subspace pocket containing a G-type star and three planets. (VOY: "Gravity")
- The uninhabited planet selected by Seven of Nine for the surviving Vaadwaur in 2376 orbited a G-type star. (VOY: "Dragon's Teeth")
- Seven of Nine noted that USS Voyager's sensors detected two G-type stars in a region of space believed to be under the control of the R'Kaal. (VOY: "Renaissance Man")