by Leota Jean LaPaz, Lincoln LaPaz
Publisher: Holiday House 1961
Number of pages: 199
Meteoritics is the study of the only tangible entities that reach us from outer space -- the meteorites. We have planned and written this book to be a sound and yet largely nontechnical introduction to the science of meteoritics.
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by Michael Perryman - arXiv
The history of astrometry, the branch of astronomy dealing with the positions of celestial objects, is a lengthy chronicle, having its origins in earliest records of astronomical observations, and extending to the high accuracy observations today.
by Arturo Chiesa, Raffaele Chiesa - Sky and Sea Software
The outstanding feature of the book is a new method to immediately obtain a fix vessel position by entering the sequences h-t of the sextant altitudes and chronometer time readings of at least two celestial bodies in a programmed computer.
by Dylan Steele (ed.) - NASA
From planets in our own solar system to snapshots from a time when our universe was very young, these images are presented according to their distance. Along with companion descriptions, the 25 images highlight the telescope's amazing capabilities.
by Claus Tøndering
An overview of the Christian, Hebrew, Persian, and Islamic calendars in common use. It gives a historical background for the Christian calendar, plus an overview of the French Revolutionary calendar, the Maya calendar, and the Chinese calendar.