Triangulum II: Not Especially Dense After All

Understand

Among the Milky Way satellites discovered in the past three years, Triangulum II has presented the most difficulty in revealing its dynamical status.

• Kirby et al.
• (2015a) identified it as the most dark matter-dominated galaxy known, with a mass-to-light ratio within the half-light radius of 3600 +3500 -2100 M_sun/L_sun.
• On the other hand, Martin et al.