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Astronomy Anomalies

This page contains answers to questions that have to do with the interesting objects in the universe. They explore stars, black holes, quasars, pulsars and much more! Click on a topic to see our "Quickie" questions archive or scroll down for more in-depth answers.

Quickie Astronomy Anomalies


Big Bang(24 questions)
Black Holes(61 questions)
Stars & Constellations(66 questions)
Galaxies(63 questions)
Universe(49 questions)
Other(141 questions)


In-depth questions and answers

1)What is the edge of the universe like? Will we be able to go past it someday?
2)Is it possible to travel through time?
3)Is there an object in the universe that can travel faster than the speed of light?
4)How much (in meters) is a black hole's diameter? What would happen if you got sucked into a black hole?
5)What is the biggest star discovered? And how big is that star?
6)How can a neutrino be detected?
7)What do you know about the 'Star of Bethlehem' that was mentioned in the New Testament of the Holy Bible?
8)Is there any uppermost temperature? Is it possible to measure the temperature in the core of a star?
9)If I wanted to become an astronomer, how would I go about doing that?
10)How do astronomers measure the distance to stars? Is it accurate?
11)What are Cepheid variables?
12)How does the ratio of the amounts of hydrogen to helium in a star affect what kind of star it is and what kind of light it gives off?
13)What is dark matter, and what are the problems with it?
14)Did the Big Bang create black holes?
15)What is the farthest thing I can see with my own eyes, and the farthest thing I can see with an amateur telescope, and the farthest-away thing the biggest telescopes on Earth can see?
16)What are the main differences between the sun and other stars?
17) How do people tell how old a star is?
18) How far across is the Milky Way? At a given time how can one locate the center of our galaxy as we orbit the Sun and the Sun orbits the galaxy? Is our solar system moving away from the center of the galaxy? How many years does it take the Sun to orbit the center of the galaxy? Specifically, where in the universe can our solar system be found?


Last modified July 17, 2001 by Jennifer Bergman.

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA