| Subject | 
has spectral type | 
is an instance of | 
has symbol | 
has distance | 
has radial velocity | 
is a kind of | 
has synonym | 
has definition | 
has discovery date | 
has luminosity class | 
has discover | 
| M star | cooler than G2 |   |   |   |   | late star |   | Having a spectral type of M, that is, red like Betelgeuse and Antares. |   |   |   | 
| subdwarf |   |   | sd |   |   | star |   | Late-type object whose observed color and absolute magnitude place it below the Main Sequence. |   | VI |   | 
| Kapteyn's star | M0 | subdwarf | sd | 13 light-years | +242 km s-1 |   | CD -45 1841 | A nearby high-velocity M0 subdwarf that is both the nearest halo star to the Sun and the nearest star that orbits the Galaxy backward. | 1897 | VI | Jacobus Kapteyn |