Question

The observatory named for this constellation was recently cyberattacked, temporarily closing observatories worldwide. For 10 points each:
[10e] Name this constellation whose alpha and beta stars are named for the twins Castor and Pollux.
ANSWER: Gemini
[10h] U Geminorum is the prototypical example of a class of this type of cataclysmic variable. These binary systems consist of a white dwarf orbiting a red giant that has overflown its Roche lobe.
ANSWER: dwarf novae [or classical novae; or recurring novae; do NOT accept or prompt on ‘supernovae’ or ‘hypernovae’]
[10m] Besides being a powerful gamma-ray source in Gemini, one of these objects named Geminga is a major source of the positron excess near Earth. Jackson et al. show that Geminga exhibits glitches like other objects of this type.
ANSWER: pulsars [or magnetars; prompt on neutron stars]
<James Lasker, Other Science>

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Summary

2023 Penn Bowl @ Waterloo10/28/2023Y415.0075%75%0%
2023 Penn Bowl @ FSU10/28/2023Y210.000%100%0%
2023 Penn Bowl (Harvard)10/21/2023Y36.6767%0%0%
2023 Penn Bowl (Mainsite)10/21/2023Y715.7186%71%0%
2023 Penn Bowl (Norcal)10/28/2023Y220.00100%100%0%
2023 Penn Bowl (South Central)10/28/2023Y316.67100%67%0%
2023 Penn Bowl (UK)10/28/2023Y516.00100%60%0%
2023 Penn Bowl @ UNC10/28/2023Y313.3367%67%0%

Data

3HK1MMEdinburgh100010
Four Neg OmeletteBetrayed by Rita Izzatdust1001020
Old London TownFoucault's Penndulum1001020
Scottish, Irish, Both or NeitherYes, Moderator100010
Tabearnacle10 Negs that Shook the Quiz1001020