quasars

What Was The First Evidence That Quasars Were Different From Astronomical Objects Before They Were Observed In Visual Wavelengths Quizlet?

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What Was The First Evidence That Quasars Were Different From Astronomical Objects Before They Were Observed In Visual Wavelengths Quizlet? What was the first evidence that quasars were different from astronomical objects before they were observed in visual wavelengths? Quasars emitted radio energy like active galaxies but appeared to be point sources in radio wavelengths.

Why Do We Think That Quasars Are Extremely Distant Quizlet?

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Why Do We Think That Quasars Are Extremely Distant Quizlet? Why are most quasars so far away? There is a greater volume of the universe that is far away than is nearby and quasars were more abundant in the past when galaxies were close together. This image shows four quasars around a galaxy. The redshift

What Evidence Suggest That At The Center Of Our Galaxy Is A Massive Black Hole?

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What Evidence Suggest That At The Center Of Our Galaxy Is A Massive Black Hole? Direct evidence for a supermassive black hole Why are there black holes at the center of galaxies? Of the black holes that we have, most of them fall into the category of “stellar mass” black holes, meaning that they arose

What Is The Most Energetic Event In The Universe?

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What Is The Most Energetic Event In The Universe? A team of astronomers from the California Institute of Technology announced today that a recently detected cosmic gamma-ray burst was as bright as the rest of the universe, releasing a hundred times more energy than previously theorized. What is the most powerful event in the universe?