What if the Earth had two moons? : and nine other thought-provoking speculations on the solar system
題名:
What if the Earth had two moons? : and nine other thought-provoking speculations on the solar system
著者:
Comins, Neil F., 1951-
ISBN（國際標準書號）:
9780312598921
版本:
1st ed.
出版資訊:
New York : St. Martin's Press, 2010
規格:
288 p. ; 24 cm
一般附註:
Includes bibliographical references and index
內容:
What if the Earth had two moons? : Dimaan, Lluna, and Kuu -- What if the Earth were a moon? : Mynoa and Tyran -- What if the moon orbited backwards? : Anillo -- What if the Earth’s crust were thicker? : Dichron -- What if the Earth formed fifteen billion years from now? : Futura -- What if there were a counter-earth, a planet in Earth’s orbit on the other side of the Sun? : Dopple I, II, and III -- What if the Earth had formed elsewhere in the galaxy? : Kern I and II -- What if the Sun were less massive : Dimune I and II -- What if the Earth had two suns? : Zweisonne I, II, and III -- What if another galaxy collided with the Milky Way? : Earth.
摘要:
An astronomer and author explores ten examples of what Earth would be like if conditions in the universe were slightly altered, in a fascinating journey into scientific scenarios.
主題:
| Earth -- Miscellanea |
| Solar system -- Miscellanea |
摘要:
An astronomer and author explores ten examples of what Earth would be like if conditions in the universe were slightly altered, in a fascinating journey into scientific scenarios.