Educational Resources for Astronomy 101
AstronomyCenter.org is a collection of digital resources for college-level introductory astronomy faculty and students.
Astronomy Center is brought to you by
the American Astronomical Society,
the American Association of Physics Teachers, and
the NSF-NSDL.
Please register and start contributing today!
-
2009 has been designated the International Year of Astronomy by the United Nations General Assembly.
-
The 212th Meeting of the AAS is being held in St. Louis from June 1-5.
|
This NASA Hubble Space Telescope image shows the colorful "last hurrah" of a star like our Sun. The star is ending its life by casting off its outer layers of gas, which formed a cocoon around the star's remaining core. Ultraviolet light from the dying star then makes the material glow. The burned-out star, called a white dwarf, appears as a white dot in the center
|
