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How long until we see Halley’s comet again?

(NEXSTAR) — Skywatcher or not, you’ve likely heard of Halley’s comet. As popular as it is, however, seeing it may be a once-in-a-lifetime occurrence for some. The comet, often referred to as just ...
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Exploration of Halley's comet : proceedings of the 20th ESLAB Symposium, Heidelberg, October 27-31, 1986 / M. Grewing, F. Praderie, R. Reinhard, (eds.)

"Originally ... appeared as the journal Astronomy and Astrophysics, volume 187, number 1 and 2"--T.p. verso. https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile ...