Gliese 408 is a star located 22.0 light-years (6.7 parsecs) from the Solar System, located in the constellation of Leo.
The stars nearest to Gliese 408 are Gliese 402, at 6.26 light years, and AD Leonis, at 6.26 light years.
[7] Gliese 408 is a red dwarf with a spectral type of M2.5V.
[3] Much dimmer than the Sun, it has a luminosity of only 0.37% compared to the Sun,[7] but still it is much more luminous than other red dwarf stars, like Proxima Centauri.
No evidence of a circumstellar disk has been found around Gliese 408.