User:IanOsgood/List of astronomical objects by angular size

This table shows the angular sizes of the larger astronomical objects as seen from the Earth:

TODO: other columns? distance, RA/DEC

Planets
The planets of the solar system appear significantly smaller.

Stars
The largest stars appear smaller still. The two largest below are red giants at some distance, whereas the last two are sun-sized stars at very close distance.
 * R Doradus: 0.057″
 * Betelgeuse: 0.049″ – 0.060″
 * Antares : 0.0413″
 * Aldebaran : 0.020″
 * Alpha Centauri A: ca. 0.007″
 * Sirius: ca. 0.007″