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Contenders are:-
LBV 1806-20 - ~ 5,000,000 times brighter than the Sun.
Pistol Star - ~ 1,000,000 times brighter than the Sun (Variable)
Cygnus OB2-12 ~ 6,000,000 times brighter than the Sun
HD 93129A ~ 5,500,000 times brighter than the Sun.
Eta Carnae ~ 5,000,000 times brighter than the Sun.
What else can I help you with?
How can a cool star be more luminous than a hot star?
Luminosity is related to temperature and distance.A cool and thus less luminous star would be brighter than a more luminous star at a greater distance.Our Sun is a relatively cool star in comparison to say Rigel, but because it is closer it appears more luminous and brighter.
What is NML Cygni?
NML Cygni, is a Red Hypergiant star, currently the largest know, and one of the most luminous in the Galaxy.
What is cygnus's brightest star?
Cygnus's brightest star is Deneb, which is a part of the famous asterism known as the Northern Cross. It is a supergiant star located approximately 1,425 light-years away from Earth and is one of the most luminous stars in our galaxy. Deneb is around 60,000 times more luminous than the Sun.
Is a table non luminous?
Some tables may be painted with luminous paint. Most are not luminous.
Is zeta eridani the brightest star?
No, NGC-5882 is more luminous
What is the most powerful star in the universe?
Depends on how you define power. If we take it as transferring energy then it will have to be the most luminous. So the most luminous star known in the Universe is R136a1
Which star in the constellation Gemini is the most luminous?
Pollux
What color are very heavy stars?
Generally, the more massive a star is, the more luminous they are. The most luminous stars appear blue.
What body in space is the most luminous star?
The most luminous star in space is named R136a1 which is 160,000 light years away from space. It measures absolute bolometric magnitude of -12.6 , and an apparent visible magnitude of 12.84.
The star have light?
because the star is luminous.
Is a star Betelgeuse luminous?
There's only one star that we call 'Betelgeuse', and that one is very highly luminous.
Which star is more luminous R136a1 or VY Canis Majoris?
R136a1 is the most luminous at about 8,700,000 times more than the Sun. VY Canis Majoris is only 450,000 times more luminous than our Sun.
Would the sun be more luminous if it were hotter?
Yes luminous actually for a star to get hotter.
How is a star different to a planet?
'cause the star is self luminous and the planet is not .
What is cygni?
NML Cygni, is a Red Hypergiant star, currently the largest know, and one of the most luminous in the Galaxy.
What is a star in space?
A star is a luminous globe of hot gas that makes energy.
How can a cool star be more luminous than a hot star?
Luminosity is related to temperature and distance.A cool and thus less luminous star would be brighter than a more luminous star at a greater distance.Our Sun is a relatively cool star in comparison to say Rigel, but because it is closer it appears more luminous and brighter.
