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Script for 'The Night Sky in January', 1957-01

 File
Reference Code: GBR/0180/RGO 45/318

Scope and Contents

An annotated copy of Porter's script for 'The Night Sky in January' on the comet discovered in November 1956, predicted to be a naked eye object by the spring; Venus drawing near the Sun in the morning sky, Jupiter to be the brightest planet, Mars fading in the early evening, and Saturn coming into view in the morning; International Geophysical Year; Robert Hooke observing that Gamma Arietis was a double star in 1664; other easily observable double stars: Polaris, Alcor and Mizar, Castor, and Gemini; Canis Minor, Procyon and Sirius; the discovery of 800 double stars by William Herschel and the 30,000 known today; the proof that double stars are in fact physically linked and not just line of sight phenomena, eclipsing variables, spectroscopic binaries and the tidal forces in very close binaries; multiple stars, such as Castor and Proxima Centauri; and the similarities and dissimilarities of binaries, such as Procyon and Sirius.

Dates

  • 1957-01

Conditions Governing Access

Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).

Extent

5 page(s)

Language of Materials

English

Finding aid date

2007-04-13 12:42:19+00:00

Includes index.

Repository Details

Part of the Cambridge University Library Repository

Contact:
Cambridge University Library
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Cambridge CB3 9DR United Kingdom


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