The HD 48948 System
HD 48948 is a planetary system in the constellation Lynx hosting 3 confirmed exoplanets, about 55 light-years from Earth. One of its planets orbits within the habitable zone, where liquid water could exist on a planetary surface.
HD 48948: Star and Habitable Zone
HD 48948
- Spectral type
- K3 V
- Surface temperature
- 4,593 K (Sun: 5,772 K)
- Mass
- 0.69 M☉
- Radius
- 0.68 R☉
- Age
- 11.5 billion years (Sun: 4.6)
Habitable zone of HD 48948: 0.342–0.841 AU (conservative: 0.433–0.798 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 3 Planets in the HD 48948 System
| Planet | Type | Orbit | Radius | ESI | Discovered |
|---|---|---|---|---|---|
| HD 48948 b | Super Earth | 7.3 d | — | — | 2024 |
| HD 48948 c | Super Earth | 38 d | — | — | 2024 |
| HD 48948 d HZ | Neptune-like | 152 d | — | — | 2024 |
Discovery History
The first planet found here, HD 48948 b, was discovered in 2024 using the radial velocity method.
- 2024 — HD 48948 b (Radial Velocity)
- 2024 — HD 48948 c (Radial Velocity)
- 2024 — HD 48948 d (Radial Velocity)
Frequently Asked Questions About HD 48948
How many planets does HD 48948 have?
HD 48948 has 3 confirmed exoplanets. More may await discovery.
Are any planets in the HD 48948 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 48948?
HD 48948 is about 55 light-years from Earth in the constellation Lynx.
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