A white dwarf, also called a degenerate dawrf, is a hot leftover core of a star the size of our Sun. In its evolutionary stage, the star has used up its nuclear fuel and collapsed to a very small size .
The faint glow of the star comes from stored theramal energy that it emits.
- ^ Baumann, Mary K.; Will Hopkins, Loralee Nolletti, Michael Soluri, Steven Hawking (foreword) and Ray Villard (astronomy consultant) (2007). Cosmos: Images From Here to the Edge of the Universe. London: Duncan Baird Publishers. ISBN 1844834761 Check
|isbn=value: checksum (help). Cite uses deprecated parameter
|coauthors=(help); Check date values in:
|This article is part of Project Science Glossary, a All Birds project that aims to write comprehensive articles on each term related to science.|
|This article is part of Project Astronomy, a All Birds project that aims to write comprehensive articles on each term related to astronomy.|
| group3 = Types of dark matter | abbr3 = 3 | list3 =</div>
}} }} }}}}