Alpha Centauri A size comparison: how tall is the Alpha Centauri A?
Alpha Centauri A: 1,699,094 km · 1,055,768 mi tall · 2.19 × 10³⁰ kg
Diameter 1,699,094 km · 4.37 light-years from the Sun · gravity 199.5262 m/s² (20.36 g)
Alpha Centauri A is 1,699,094 km · 1,055,768 mi tall (2.19 × 10³⁰ kg). That is about 993,622,222× the height of an average man (171 cm). Compare it side by side with people, animals, buildings and more on the board above — drag, zoom, switch cm / ft, or export an image.
Alpha Centauri A in other units
| Unit | Size |
|---|---|
| Kilometres | 1,699,094 km |
| Miles | 1,055,768.1 mi |
| Metres | 1,699,094,000 m |
| Feet | 5,574,455,381 ft |
How big is that?
Alpha Centauri A measures 1,699,094 km across. Earth is 12,742 km wide, so Alpha Centauri A is about 133.3 times the width of Earth.
What is about the same size as Alpha Centauri A?
| Compared with | Size | Difference |
|---|---|---|
| Sirius A (Stars) | 2,381,517 km · 1,479,806 mi | 682,423 km larger (40.2%) |
| The Sun (Sun & planets) | 1,392,700 km · 865,384 mi | 306,394 km smaller (18%) |
More in Stars
- Proxima Centauri — 214,476 km · 133,269 mi
- Sirius A — 2,381,517 km · 1,479,806 mi
- Vega — 3,286,772 km · 2,042,305 mi
- Polaris — 52,226,250 km · 32,451,887 mi
- Rigel — 109,884,030 km · 68,278,771 mi
- Antares — 947,036,000 km · 588,460,888 mi
- Betelgeuse — 1,064,022,800 km · 661,153,116 mi