Orbital Period
Orbital periods can be less than an hour (for AM CVn stars), or a few days (components of Beta Lyrae), but also hundreds of thousands of years (Proxima Centauri around Alpha Centauri AB).
Read more about this topic: Detached Binaries
Famous quotes containing the word period:
“The post-office had a great charm at one period of our lives. When you have lived to my age, you will begin to think letters are never worth going through the rain for.”
—Jane Austen (1775–1817)