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Diameter, I assume. That would be a neutron star.
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∙ 14y agoThis answer is:
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Earn +20 ptsQ: What star is only about 20 km?
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What is about 20 km in size?
neutron star
How big is the Sun compared to the largest star?
The largest known star "VY Canis Majoris" has a 987,600,000 km radius whereas the sun only has a puney 695,500 km radius.
When a collapsed core becomes so dense only neutrons can exist there a what is formed?
A Neutron Star
How do star fall?
Stars do not fall. What is called a "falling star" is a meteor.Most meteors are pebbles or small rocks that are completely annihilated by their entry into our atmosphere (often at 50 to 100 km up) at enormous speeds (above 20 km/sec)
Is 20 km larger or 500 m?
500m is only half a kilometre
How big is the star altair in km?
it is 400,000,000 km
Which length is the longest 2 km or 20 km?
20 km is 10 times longer than 2 km.
20 miles equals how many km?
20 kilometers = 12.4 miles.
How many dm are there in 20 km?
1 km = 10000 dm 20 km = 200000 dm
How many 20 miles are in a kilometer?
1 mile = 1.61 km 20 miles = 32.19 km 1 km = 0.62 miles 20 km = 12.43 miles
How many kilometer are in 20 meters?
1000 m = 1 km → 20 m = 20 ÷ 1000 km = 0.02 km
What is 27.9 km to the nearest km?
28 km
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