Star Gliese 577

Binary star Gliese 577 is located 149.8 light years away from the Sun. It is a system with 2 stars. There is at least one exoplanet in this system.

Sun distance
149.8 light years

Gliese 577 A

Yellow star (spectral class G5V)

Mass: 0.99 M Sun

Size: 0.94 R Sun

Temperature: 5752 K | 1 T Sun

Apparent magnitude (V): 8.4

1 exoplanet:

Gliese 577 A b

2.2 M⊕

0.02 AU

1.1 days

Photometry

K
2.1

H
1.6

J
1.2

Grp
0.8

I
0.8

G
0.6

V
0.5

Gbp
0.5

B
0.4

U
0.3

Gliese 577 B

Red dwarf (spectral class M4.5V)

Mass: 0.18 M Sun (estimate)

Size: 0.21 R Sun (estimate)

(No known exoplanets yet)

More about Gliese 577

      Star Gliese 577 can be found in northern celestial hemisphere, you cannot see it with naked eye, but you can observe this star with basic telescope. The star is observable also from Northern America, Europe and Asia.

Other designations of this star
GJ 577A, HIP 73869, HD 134319, TYC-4183-491-1, BD+64 1046, TOI 1860

Get your next news from nearby stars

This is a new project, and partly still in developement. There will be soon more information and functions. We would love your support on social media.

gliese-577-a