What is the densest substance in the universe?

osmium
diamond
core of the Sun
neutron star
A neutron star is a stellar remnant of a supernova. Neutron stars are very small, but extremely dense - with a radius of only about 12–13 km (7 mi), they can have a mass of about two Suns.
globalquiz.org
0
Correct this question
5
Very interesting!
reach: rather globalastronomychemistryphysicsstars

Answers by country

osmium
diamond
core of the Sun
neutron star
answers
flagthe Netherlands
12%
6%
0%
80%
31
flagGreece
8%
4%
16%
70%
24
flagAustralia
13%
13%
6%
65%
123
flagthe United Kingdom
13%
11%
10%
63%
354
flagCanada
17%
8%
8%
63%
74
flagSwitzerland
14%
10%
10%
60%
28
flagUnknown
18%
4%
18%
59%
66
flagGermany
13%
16%
10%
58%
297
flagPoland
17%
13%
14%
54%
15020
flagMalaysia
21%
17%
8%
53%
47
flagthe United States
17%
13%
15%
52%
1038
flagIndonesia
13%
26%
8%
52%
23
flagSouth Africa
12%
16%
24%
48%
25
flagAustria
13%
22%
16%
47%
36
flagthe United Arab Emirates
12%
4%
29%
45%
24
flagIndia
21%
19%
13%
44%
1267
flagSingapore
19%
7%
29%
41%
41
flagPakistan
14%
24%
19%
40%
122
flagthe Philippines
20%
14%
25%
37%
128
flagNigeria
13%
48%
8%
26%
45