How Do We Know That The Objects That Power Quasars Are No Larger Than Our Solar System?

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Mar 13, 2013 … … as thousands of giant galaxies from a region as tiny as the Solar System. … Many theoretical models of quasars have little or no predictive power, … The first objects known to lie far beyond the Milky Way were radio … light from quasars comes from regions that are much larger than disk models predict.

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Jun 16, 1998 … Each quasar generates more energy than the rest of a galaxy's stars … of space, galactically speaking – not much larger than our solar system. … Finding an object of this energy level could help scientists understand more …

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How do we know that quasars are no larger than the solar system? A) The are too luminous to be very large. B) The appear point like when viewed through a telescope. C) The contain black holes. D) The vary in brightness on time scales of days or weeks.

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Start studying AST1002 Stratos exam 4. Learn vocabulary, terms, and more with flashcards, games, and other study tools. … How do we known that quasars are no larger than the solar system? … How do we know that if black holes power quasars, then those black holes must be very massive? …

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You know, for how often we see the Sun … behavior, like solar storms, which can mess with satellites and power grids on Earth. The new telescope can also do more than take pretty pictures.

Black holes are objects so dense, and with so much mass, that even light cannot escape their gravity. The existence of black holes has been theorised for more than 200 years. It is impossible to observe them directly, and astronomers had no way to test their theories until Hubble arrived. The high …

Jun 7, 2019 … Some blue star-like objects appeared to violate those rules. Stars do not produce much energy in the radio band, so when strong radio … The quasars that vary their light output over a few months are about the size of our solar system. … The galaxies are much fainter than the quasars so only the largest …

Yet this tremendous power has to arise in a region that is comparable in size to the Solar system, and we know this from the fact that their brightness varies on a relatively short time scales. Since no object can be larger than the distance light can travel over a time during which the object changes its brightness by, say, a factor of two …

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