The HD 48265 System
HD 48265 is a planetary system in the constellation Puppis hosting 2 confirmed exoplanets, about 295 light-years from Earth. One of its planets orbits within the habitable zone, where liquid water could exist on a planetary surface.
HD 48265: Star and Habitable Zone
HD 48265
- Surface temperature
- 5,733 K (Sun: 5,772 K)
- Mass
- 1.31 M☉
- Radius
- 1.90 R☉
- Age
- 4.2 billion years (Sun: 4.6)
Habitable zone of HD 48265: 1.408–3.322 AU (conservative: 1.784–3.149 AU), per Kopparapu et al. (2014). Earth orbits the Sun at 1 AU.
See the full interactive habitable-zone view in the Exoplanet Explorer app ›
All 2 Planets in the HD 48265 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| HD 48265 b HZ | Cold Gas Giant | 779 d | — | 0.39 | 2008 |
| HD 48265 c | Cold Gas Giant | 10,418 d | — | — | 2026 |
Discovery History
The first planet found here, HD 48265 b, was discovered in 2008 using the radial velocity method. The most recent addition, HD 48265 c, followed in 2026.
- 2008 — HD 48265 b (Radial Velocity)
- 2026 — HD 48265 c (Radial Velocity)
Frequently Asked Questions About HD 48265
How many planets does HD 48265 have?
HD 48265 has 2 confirmed exoplanets. More may await discovery.
Are any planets in the HD 48265 system habitable?
One planet in the system orbits within the habitable zone, where liquid water could exist. Actual habitability depends on atmospheres and composition, which are not yet known.
How far away is HD 48265?
HD 48265 is about 295 light-years from Earth in the constellation Puppis.
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