Observing the Horsehead Nebula
Perhaps one of the biggest challenges for the visual observer is trying to see the Horsehead Nebula in Orion. It’s
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Archives
The exotic side of superhumps and accretion disks
The George Alcock Memorial Lecture, 2013.
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The orbital and superhump periods of the deeply eclipsing dwarf nova PU UMa
Unfiltered photometry during superoutbursts of PU UMa in 2009 and 2012 is reported.
Read moreThe Comets of 2001: Part 1
Report of the Comet Section’s observations from 2001
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