Difference between revisions of "Miscellaneous"
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Questions that really don't belong in any category, even a new one... | Questions that really don't belong in any category, even a new one... | ||
| + | Scales: | ||
| + | *What are the masses and radii of the following objects: electron, proton, earth, sun, solar system, globular cluster, open cluster, galaxy cluster. | ||
| + | *What is the spatial extent of the visible universe? | ||
Revision as of 16:37, 30 November 2007
Questions that really don't belong in any category, even a new one... Scales:
- What are the masses and radii of the following objects: electron, proton, earth, sun, solar system, globular cluster, open cluster, galaxy cluster.
- What is the spatial extent of the visible universe?
