De caelo vs The Universe: Which Should You Read?
Both live on shelves: Cosmology, Astronomy, Science
De caelo
“THE science which has to do with nature clearly concerns itself for the most part with bodies and magnitudes and their properties and movements, but also with the principles of this sort of substance, as many as they may be.”
More
Page one of Aristotle's ''On the Heavens'', from an edition published in 1837
vs
The Universe
More
A readable introduction to scientific facts about the earth, the solar system, and the universe.
Side by side
The verdict
- Ratings are close across the board — any is a safe pick by score.
- De caelo is the quickest read — about 2 hours vs 5 for The Universe.
- De caelo has the widest readership — 392 ratings behind its score.
Affiliate links: we may earn a commission on purchases.
How to choose
Scores by source
| De caelo | The Universe | |
|---|---|---|
| Goodreads | 3.9 (392) | — |
| Check price → | Check price → |
Reception
| De caelo | The Universe | |
|---|---|---|
| Ratings | 392 | 1 |
| Editions | 25 | 22 |
| Want to read | 1125 | — |
| Reading it now | 34 | — |
| Written reviews | 36 | — |
| Wikipedia attention | 1271 | 45414 |
| Pages | 147 | 318 |
| Check price → | Check price → |
Questions readers ask
Which is rated higher: De caelo or The Universe?
De caelo has the higher combined reader rating across sources (De caelo 3.9/5, The Universe 3.8/5).
Which is shorter to read: De caelo or The Universe?
De caelo is the quickest read. Estimated at 225 words per minute: De caelo (147 pages, ≈ 2 h 43 m); The Universe (318 pages, ≈ 5 h 53 m).
Which is harder to read: De caelo or The Universe?
Estimated difficulty, based on era, reader shelves and length — De caelo: Demanding; The Universe: Moderate.