The HD 155358 System
2 planets
Hercules
HD 155358 is a planetary system in the constellation Hercules hosting 2 confirmed exoplanets, about 142 light-years from Earth.
HD 155358: Star and Habitable Zone
HD 155358
- Spectral type
- G0
- Surface temperature
- 5,900 K (Sun: 5,772 K)
- Mass
- 0.92 M☉
- Age
- 10.7 billion years (Sun: 4.6)
All 2 Planets in the HD 155358 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| HD 155358 b | Cold Gas Giant | 194 d | — | 0.23 | 2007 |
| HD 155358 c | Cold Gas Giant | 392 d | — | 0.35 | 2007 |
Discovery History
The first planet found here, HD 155358 b, was discovered in 2007 using the radial velocity method.
- 2007 — HD 155358 b (Radial Velocity)
- 2007 — HD 155358 c (Radial Velocity)
Frequently Asked Questions About HD 155358
How many planets does HD 155358 have?
HD 155358 has 2 confirmed exoplanets. More may await discovery.
Are any planets in the HD 155358 system habitable?
None of the known planets in HD 155358 orbit within the star's habitable zone.
How far away is HD 155358?
HD 155358 is about 142 light-years from Earth in the constellation Hercules.
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