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on April 22, 2022

How bright can a star get?

Space and Astronomy

Stars can get as bright as nearly -1.5 magnitude, the International Space Station appears as bright as -6 magnitude, and the moon as bright as almost -13 magnitude.

Contents:

  • What is the highest brightness of a star?
  • Can a star be brighter than the sun?
  • What is a bright star?
  • What shines brighter than a star?
  • Why do stars twinkle?
  • Are all stars exactly like the sun?
  • What’s the brightest thing in the universe?
  • What is inside a black hole?
  • What is supernova blast?
  • What’s the darkest thing in the universe?
  • What is the coldest thing in the universe?
  • Is the sun the blackest thing in our solar system?
  • What’s the gravity of a black hole?
  • What is inside a white hole?
  • Can a wormhole exist?
  • Why is space black?
  • Why can’t you see the sun in space?
  • Will a dead body decompose in space?
  • Why is the sun so hot but it’s cold in space?
  • What does space smell like?
  • How hot is the Moon?

What is the highest brightness of a star?

  • Measurement. The Sun is the brightest star as viewed from Earth, at −26.74 mag. The second brightest is Sirius at −1.46 mag. …
  • Nomenclature. All of these stars have multiple valid names or catalogue designations. …
  • Table. This table needs additional citations for verification.
  • Can a star be brighter than the sun?

    Every star you see in the night sky is bigger and brighter than our sun. Of the 5,000 or so stars brighter than magnitude 6, only a handful of very faint stars are approximately the same size and brightness of our sun and the rest are all bigger and brighter.

    What is a bright star?

    Sirius, also known as the Dog Star or Sirius A, is the brightest star in Earth’s night sky. The name means “glowing” in Greek — a fitting description, as only a few planets, the full moon and the International Space Station outshine this star. Because Sirius is so bright, it was well-known to the ancients.

    What shines brighter than a star?

    1 Answer. Sun. Moon,Venus, Jupiter some shooting stars(Meteors) are brighter than stars.. Saturn and mars also some times become brighter than some stars depend upon their location.

    Why do stars twinkle?

    As light from a star races through our atmosphere, it bounces and bumps through the different layers, bending the light before you see it. Since the hot and cold layers of air keep moving, the bending of the light changes too, which causes the star’s appearance to wobble or twinkle.

    Are all stars exactly like the sun?

    There are billions of such galaxies in this universe. Sun is a star..all stars are like Sun but some may be larger or smaller. Mily way galaxy is about 100,000 light years in size stars are different in size, age, temperature etc..

    What’s the brightest thing in the universe?

    quasars

    Although quasars appear faint when viewed from Earth, they are visible from extreme distances, being the most luminous objects in the known universe. The brightest quasar in the sky is 3C 273 in the constellation of Virgo.

    What is inside a black hole?

    At the center of a black hole, it is often postulated there is something called a gravitational singularity, or singularity. This is where gravity and density are infinite and space-time extends into infinity. Just what the physics is like at this point in the black hole no one can say for sure.

    What is supernova blast?

    A supernova is the biggest explosion that humans have ever seen. Each blast is the extremely bright, super-powerful explosion of a star. A supernova is the biggest explosion that humans have ever seen. Each blast is the extremely bright, super-powerful explosion of a star.

    What’s the darkest thing in the universe?

    A British nanotech company has created what it says is the world’s darkest material. It is so dark the human eye can’t discern its shape and form, creating what has been called a black hole. Vantablack, made out of carbon nanotubes, is designed by Surrey NanoSystems and absorbs 99.96% of all light that hits it.

    What is the coldest thing in the universe?

    The protoplanetary Boomerang Nebula



    The protoplanetary Boomerang Nebula, located 5,000 light-years from Earth, holds the record for coldest known object in the Universe. Outflows of gas, streaming out from the central dying star, reach temperatures below -270 degrees Celsius.

    Is the sun the blackest thing in our solar system?

    I was watching an episode of QI, and one of the questions asked what the blackest thing in our solar system was. The answer was the sun, as it reflects no light.

    What’s the gravity of a black hole?

    The black hole would have the same gravity as the sun. Earth and the other planets would orbit the black hole as they orbit the sun now. The sun will never turn into a black hole.

    What is inside a white hole?

    In general relativity, a white hole is a hypothetical region of spacetime and singularity that cannot be entered from the outside, although energy-matter, light and information can escape from it.

    Can a wormhole exist?

    Einstein’s theory of general relativity mathematically predicts the existence of wormholes, but none have been discovered to date. A negative mass wormhole might be spotted by the way its gravity affects light that passes by.



    Why is space black?

    Because space is a near-perfect vacuum — meaning it has exceedingly few particles — there’s virtually nothing in the space between stars and planets to scatter light to our eyes. And with no light reaching the eyes, they see black.

    Why can’t you see the sun in space?

    In space or on the Moon there is no atmosphere to scatter light. The light from the sun travels a straight line without scattering and all the colors stay together. Looking toward the sun we thus see a brilliant white light while looking away we would see only the darkness of empty space.

    Will a dead body decompose in space?

    Halting decomposition

    And bacteria from the gut would still devour the soft tissues. But these bacteria need oxygen to function properly and so limited supplies of air would significantly slow down the process.



    Why is the sun so hot but it’s cold in space?

    The reason is obvious: sunlight contains energy, and in near-Earth space, there is no atmosphere to filter that energy, so it’s even more intense than it is down here. Now, on Earth, if you put something out in the sun, it warms up.

    What does space smell like?

    A succession of astronauts have described the smell as ‘… a rather pleasant metallic sensation … [like] … sweet-smelling welding fumes’, ‘burning metal’, ‘a distinct odour of ozone, an acrid smell’, ‘walnuts and brake pads’, ‘gunpowder’ and even ‘burnt almond cookie’.

    How hot is the Moon?

    The moon’s temperature can reach a boiling 250° Fahrenheit (120° Celsius or 400 Kelvin) during lunar daytime at the moon’s equator, according to NASA.

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