What are the most luminous objects in the universe?

supergiant stars
novae
supernovae
quasars
A quasar is an ex­treme­ly en­er­get­ic source of ra­di­a­tion powered by ac­cre­tion disc around galaxy's central su­per­mas­sive black hole. Quasars were much more common in the early uni­verse, as all known quasars are ex­treme­ly distant.

Answers distribution

supergiant stars
novae
supernovae
quasars
answers
flagCroatia
8%
8%
8%
75%
12
flagDenmark
0%
0%
38%
61%
13
flagSpain
7%
0%
30%
61%
13
flagNorway
16%
3%
23%
56%
30
flagthe Netherlands
4%
4%
36%
56%
25
flagthe Philippines
14%
3%
28%
53%
28
flagthe United Arab Emirates
20%
5%
20%
50%
20
flagItaly
25%
0%
25%
50%
16
flagIndia
17%
2%
29%
48%
174
flagCanada
11%
3%
33%
48%
27
flagthe United Kingdom
8%
3%
41%
44%
236
flagGermany
6%
5%
44%
44%
118
flagPakistan
16%
5%
27%
44%
18
flagPoland
7%
3%
46%
41%
7256
flagthe United States
13%
3%
41%
41%
373
flagFrance
0%
4%
54%
40%
22
flagRepublic of Ireland
13%
6%
46%
33%
15
flagUnknown
7%
1%
59%
32%
293
flagAustralia
25%
6%
37%
31%
16

Gender

men38%
women33%
supergiant stars
5%
10%
novae
3%
4%
supernovae
53%
51%
quasars
38%
33%

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answers
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What are the most luminous objects in the universe?
956
44%

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