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Errata in \em {Enclyclopedia of Cosmology}
Kevin Krisciunas
I have noted a number of errors, most of them quite minor, in the {\em Encyclopedia of Cosmology} (New York and London: Garland), 1993, Norriss S. Hetherington, ed. The majority oc…
The Sign of Four: A new class of cool non-radially pulsating stars?
Kevin Krisciunas
In this paper we discuss four early F-type variable stars whose periods are an order of magnitude slower than known pulsators of comparable luminosity. They cannot be stars undergo…
Look Back Time, the Age of the Universe, and the Case for a Positive Cosmological Constant
Kevin Krisciunas
We present explicit expressions for the calculation of cosmological look back time, for zero cosmological constant and arbitrary density parameter , which, in the limit as redsh…
Strange Cases from the Files of Astronomical Sociology
Kevin Krisciunas
What astronomer could not use his own surname because his father was beheaded for sorcery? Who built the only observatory worth $5 billion in today's money? Who had worse luck than…
The 9 Aurigae System
K. Krisciunas, C. Aspin, T. R. Geballe +8
The F0 V star 9 Aur A exhibits an irregular variability of amplitude 0.1 magnitude at optical wavelengths. The variations are too slow for it to be a Scuti-type star.…