This is a list of star systems within 45–50 light years of Earth.
| Star system←→←→ | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references | |
|---|---|---|---|---|---|---|
| 45.0 | 1 | T8 | ||||
| Gamma Cephei «Errai» | 45.0 ± 0.3 | 2 | K1IVe + M4V | 3.22 | has 1 known planet | |
| 45.0 ± 0.5 | 1 | F7V | 4.13 | |||
| 45.3 | 1 | T8.5 | ||||
| 45.5 ± 0.9 | 3 | KV | ||||
| 45.6 ± 0.5 | 2 | F7V | 4.46 | |||
| 45.7 ± 0.6 | 1 | G2Va | 5.503 | |||
| 45.7 ± 0.6 | 1 | KV | 8.99 | |||
| 45.7 | 1 | T9 | ||||
| 45.7 | 1 | T9 | ||||
| 45.8 ± 0.6 | 1 | K2V | 7.1 | |||
| 45.9 ± 0.4 | 1 | G1V | 5.03 | has 3 known planets | ||
| 45.9 ± 0.3 | 3 | F9V + K3V + M1V | 5.236 | |||
| 45.9 ± 0.5 | 1 | K3V | 7.15 | |||
| Alpha Fornacis «Dalim» | 46.0 ± 0.4 | 2 | F8IV | 3.85 | ||
| 46.0 ± 1.6 | 2 | MV | ||||
| 46.0 | 1 | T4 | ||||
| 46.0 | 1 | T7 | ||||
| 46.0 | 1 | T6 | ||||
| 46.0 | 1 | T9 | ||||
| 46.1 ± 0.8 | 1 | K5V | 8.70 | |||
| 46.3 ± 0.7 | 1 | K5.5V | 8.36 | |||
| 46.3 ± 0.6 | 2 | K2V + K7V + M1.5Ve | 7.30/9.01 | |||
| 46.31 ± 0.99 | 3 | M1.5 + M2.5 | ||||
| 46.4 ± 0.5 | 2 | K3V | 6.23 | |||
| 46.6 ± 0.5 | 1 | G1.5Vb | 5.63 | |||
| 46.6 ± 0.7 | 1 | K4V | 7.91 | |||
| 46.6 | 2 | T8.5 + T9.5 | ||||
| 46.6 | 1 | Y2 | has 1 possible planet | |||
| Alpha Ophiuchi «Rasalhague» | 46.7 ± 0.6 | 1 | A5IVnn + K6V | 2.07 | ||
| Eta Cephei «Al Kidr» | 46.8 ± 0.3 | 1 | K0IV | 3.426 | ||
| 46.8 ± 0.6 | 1 | KV | ||||
| 46.9 ± 0.4 | 2 | G8V + M4V | 6.71 | |||
| 46.9 ± 0.4 | 1 | G0V | 5.377 | |||
| 46.9 ± 0.7 | 1 | K2V | 7.39 | |||
| Gliese 546 | 47.0 ± 0.7 | 1 | KV | |||
| 47.0 | 1 | M3V | 11.337 | has 1 known planet | ||
| 47.0 | 1 | T7.5 | ||||
| 47.0 | 1 | T8 | ||||
| 47.0 | 1 | T8.5 | ||||
| 47.0 | 1 | Y1 | ||||
| 47.1 ± 1.8 | 3 | M4.5V | 12.90 | |||
| 47.1 ± 5.9 | 1 | T6 | ||||
| 47.3 | 1 | T8 | ||||
| 47.3 | 1 | T? | ||||
| Theta Boötis «Asellus Primus» | 47.5 ± 0.4 | 2 | F7V | 4.05 | ||
| 47.5 ± 0.5 | 1 | G2V | 5.78 | has 3 known planets | ||
| 47.5 ± 0.4 | 1 | MV | 14.71 | has 1 known planet | ||
| 47.6 | 1 | T7 | ||||
| 47.6 | 1 | T8 | ||||
| Iota Ursae Majoris «Talitha» | 47.7 ± 0.6 | 4 | A7IV | 3.14 | ||
| 47.7 ± 0.5 | 1 | K1V | 6.88 | |||
| 47.8 ± 0.7 | 2 | F8V + K5V | 5.11 | |||
| 47.8 ± 0.6 | 1 | G8V | 6.37 | |||
| 47.8 ± 0.8 | 2 | K3V | 6.768 | |||
| 47.8 ± 0.7 | 1 | KV | ||||
| Psi Capricorni «Yue» | 47.9 ± 0.6 | 1 | F5V | 4.13 | ||
| 47.9 ± 0.6 | 2 | G5V + K2 | 5.879 | |||
| 47.9 ± 0.8 | 2 | KV | 8.06 | |||
| 47.9 | 1 | T7 | ||||
| 48.1 ± 0.6 | 1 | KV | ||||
| Alpha Corvi «Alchiba» | 48.2 ± 0.5 | 1 | F1V + M4V | 4.13 | [1] | |
| 48.2 ± 0.6 | 2 | KV | ||||
| 48.4 ± 1.0 | 1 | K6V | 8.27 | |||
| 20 Leonis Minoris «Cor» | 48.6 ± 0.6 | 1 | G3V | 5.40 | ||
| 48.6 | 1 | T8 | ||||
| 48.6 | 1 | T6 | ||||
| 48.7 ± 0.5 | 2 | G3V | 5.80 | |||
| 48.7 ± 0.4 | 3 | K1V + M8(or M5.5 & L4-6) / dM3e + M5 | 6.98-7.06/13.0 | |||
| Alpha Cephei «Alderamin» | 48.8 ± 0.4 | 1 | A8Vn | 2.51 | ||
| 48.8 ± 1.3 | 1 | MV | ||||
| 48.9 ± 0.4 | 2 | G0V + K1V | 5.22 | has 1 known planet | ||
| 48.9 ± 0.8 | 1 | KV | ||||
| 48.9 | 1 | M3.5V | 11.8 | has 3 known planets | ||
| 48.9 ± 16.3 | 1 | L9pec | ||||
| 49.0 ± 0.2 | 1 | F8V | 4.94 | |||
| 49.1 ± 0.5 | 1 | F2V | 3.719 | |||
| 49.1 ± 0.5 | 1 | F9V | 4.95 | |||
| 49.1 ± 0.9 | 1 | K7V | 8.98 | |||
| 49.1 ± 0.6 | 1 | KV | ||||
| 49.2 ± 0.4 | 2 | F8V | 4.89 | |||
| 49.2 ± 0.7 | 1 | KV | ||||
| 49.3 ± 0.7 | 1 | KV | ||||
| 49.4 ± 0.6 | 1 | G8IV | 5.16 | |||
| 49.50 ± 0.81 | 1 | M4.5 | ||||
| 49.6 ± 0.4 | 2 | G0V | 5.38 | |||
| 49.6 ± 1.1 | 2 | KV | ||||
| 49.7 ± 0.6 | 2 | G7IV | 6.01 | |||
| 49.8 ± 0.6 | 1 | G3V | 5.12 | has 4 known planets | ||
| 49.9 ± 0.4 | 1 | M2.5V | 11.98 | has 2 known planets |