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How Big Is a Rigel?

A rigel is about 0.735 AU across. That is about 64.3 billion times as wide as the average man is tall. A blue supergiant star in Orion.

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How big is a rigel compared to the average man?

A rigel is about 64.3 billion times as wide as the average man is tall. A rigel is 64.3 billion× the size of the average man: about 64.3 billion average men lined up would match it. By volume, about 11 decillion (1.1 × 10³⁴) average men would fit inside a rigel.

Rigel size facts

Rigel is about 79 times wider than the Sun.

How does a rigel compare to other things?

A rigel next to 23 things of similar size, plus some everyday references:

Thing	Size	Compared to Rigel
TON 618 (black hole)	1,600 AU across	2,180× bigger
Solar System	60.2 AU across	81.8× bigger
VY Canis Majoris	13.2 AU across	18× bigger
Betelgeuse	7.09 AU across	9.6× bigger
Sagittarius A* (black hole)	15,800,000 miles (25,400,000 km) across	4.3× smaller
Sirius A	1,480,000 miles (2,380,000 km) across	46.2× smaller
Sun	865,000 miles (1,393,000 km) across	79× smaller
Proxima Centauri	134,000 miles (215,000 km) across	512× smaller
Jupiter	86,900 miles (139,800 km) across	787× smaller
Saturn	72,400 miles (116,500 km)	945× smaller
Uranus	31,500 miles (50,720 km) across	2,170× smaller
Neptune	30,600 miles (49,240 km) across	2,230× smaller
Earth	7,920 miles (12,740 km) across	8,630× smaller
Venus	7,520 miles (12,100 km) across	9,090× smaller
Mars	4,210 miles (6,779 km) across	16,200× smaller
Mercury	3,030 miles (4,879 km) across	22,500× smaller
Moon	2,160 miles (3,475 km) across	31,700× smaller
Pluto	1,480 miles (2,377 km) across	46,300× smaller
Mount Everest	5.5 miles (8.849 km)	12.4 million× smaller
Eiffel Tower	1,083 ft (330 m)	333 million× smaller
School bus	40 ft (12.2 m) long	9.02 billion× smaller
Average man (world)	5 ft 7 in (171 cm)	64.3 billion× smaller
Average woman (world)	5 ft 3 in (159 cm)	69.2 billion× smaller

Where do these numbers come from?

Sizes are typical adult or reported values, rounded for readability. Read how we measure and compare sizes.