This photo of Halley's comet was taken by the Russian Vega 2 spacecraft, one of two Soviet probes (Vega 1 was the other) to rendezvous with the comet during its 1986 trip through the solar system in ...

(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 ...

In 1986, Halley’s Comet streaked across the night sky and a group of teachers and students decided to not allow the historic occasion to pass without commemoration. In the 1985-86 school year, ...

"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 ...