Sagittarius A* size comparison: how tall is the Sagittarius A*?
Sagittarius A*: 25,378,082 km · 15,769,209 mi tall · 8.55 × 10³⁶ kg
Diameter 25,378,082 km · 26,670 light-years from Earth · gravity 3,537,351.6 m/s² (360,954 g) · 4.3 million times the Sun's mass; centre of the Milky Way; imaged 2022
Sagittarius A* is 25,378,082 km · 15,769,209 mi tall (8.55 × 10³⁶ kg). That is about 14,840,983,626× 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.
Sagittarius A* in other units
| Unit | Size |
|---|---|
| Kilometres | 25,378,082 km |
| Miles | 15,769,209.1 mi |
| Metres | 25,378,082,000 m |
| Feet | 83,261,423,885 ft |
How big is that?
Sagittarius A* measures 25,378,082 km across. Earth is 12,742 km wide, so Sagittarius A* is about 1,991.7 times the width of Earth.
What is about the same size as Sagittarius A*?
| Compared with | Size | Difference |
|---|---|---|
| Polaris (Stars) | 52,226,250 km · 32,451,887 mi | 26,848,168 km larger (105.8%) |
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