Largest T Tauri-type stars by diameter

Largest T Tauri-type stars by diameter ranked by diameter.

Last updated . Source: Wikidata.

As of 2026-07-08, DF Tauri tops the list with 3,340,000 km.

  1. #1 DF Tauri — 3,340,000 km

    star in the constellation Taurus

    DF Tauri is a young binary star system in the constellation of Taurus located at a distance of approximately 580 light years from the Sun. It is one of the most active T Tauri stars in the star-forming region of Taurus and has been frequently studied. The system has a combined apparent visual magnitude of 11.96, which requires a telescope to observe. The system is drifting further away with a heliocentric radial velocity of 18 km/s. Read more on Wikipedia.

    Wikidata
  2. #2 THA 15-35 — 2,500,000 km source Wikidata
  3. #3 HT Lupi — 2,300,000 km source Wikidata
  4. #4 V* V1193 Sco — 2,200,000 km source Wikidata
  5. #5 GW Lupi — 2,000,000 km source Wikidata
  6. #6 THA 15-33 — 2,000,000 km source Wikidata
  7. #7 THA 15-5 — 1,900,000 km source Wikidata
  8. #8 SZ 115 — 1,900,000 km source Wikidata
  9. #9 THA 15-20 — 1,900,000 km source Wikidata
  10. #10 Sz 66 — 1,800,000 km source Wikidata