The English Wikipedia article on Kepler's laws of planetary motion, consulted for the 1609 to 1621 publication span used as the field-origin-era for the Orbital Mechanics and Spaceflight Engineering subcategory.
Facts
PublisherWikimedia Foundation
Source TypeOnline encyclopedia
URLhttps://en.wikipedia.org/wiki/Kepler%27s_laws_of_planetary_motion
Reliability Tier2
Sources
Wikipedia: Kepler's laws of planetary motion
Claims Backed By This Source (7 claims)
This source backs 7 claims across the atlas. As facts: 6 well-attested. Plus 1 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Sources, 5 claims: 5 well-attested.
- Subcategories, 2 claims: 1 well-attested, 1 general references.
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