Halley's Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years, though with...

the nucleus of Halley's Comet (1P/Halley) reflects about four percent of the light that falls on it, and Deep Space 1 discovered that Comet Borrelly's surface...

observations Halley made in September 1682, he used Newton's law of universal gravitation to compute the periodicity of Halley's Comet in his 1705 Synopsis...

Great Comet of 770 Halley's Comet – 837 Great Comet of 905 Halley's Comet – 1066 Great Comet of 1106 Great Comet of 1132 Great Comet of 1240 Great Comet of...

The Halley's Comet Opal is the largest uncut black opal in the world, according to the Guinness Book of World Records. It is so named because it was unearthed...

Halley's Comet is a short-period comet visible from Earth every 75–76 years. Halley's Comet or Haley's Comet may also refer to: Halley's Comet (video game)...

— Comet Coggia 1985 — Halley's Comet 1989 — Comet Okazaki-Levy-Rudenko The New York Times archives (August 13, 1872). The Comet G. Harding "A Wine Miscellany"...

spacecraft flew by and studied Halley's Comet and in doing so became the first spacecraft to make close up observations of a comet. On 13 March 1986, the spacecraft...

interior. Before Halley's 1986 apparition, it appeared that an exposed ice surface would have some finite lifetime, even behind a coma. Halley's nucleus was...

show the then-unnoticed comet some 13 au from the Sun, a distance at which most comets are essentially unobservable. (Halley's Comet was more than 100 times...

believed in 1907 that a seven-tailed comet was heading toward Earth. In 1910, for the appearance of Halley's Comet, he was widely but falsely reported...

of Encke's Comet is 4.8 km. As its official designation implies, Encke's Comet was the first periodic comet discovered after Halley's Comet (designated...

the Halley Armada together with Suisei, the Soviet Vega probes, the ESA Giotto and the NASA International Cometary Explorer, to explore Halley's Comet during...

its a capella introduction throughout the song. The eighth track, "Halley's Comet", is a ballad featuring stripped-back vocals, light synths, and a backbeat...

some comets was first recognised in 1705, when Edmond Halley published his orbit calculations for the returning object now known as Halley's Comet. The...

and modern astronomers have done this for many comets. Most notably, ancient orbits of Halley's Comet have been determined using Chinese records, a feat...

discovered periodic comet, Halley's Comet, which orbits the Sun in about 75 years, and passing as far as the orbit of Neptune. Most of the comets that have a...

Halley's Comet is an arcade video game created by Pacific Manufacturing Ltd and manufactured by its parent company Taito. Receiving a worldwide release...

Halley Armada together with Sakigake, the Soviet Vega probes, the ESA Giotto and the NASA International Cometary Explorer, to explore Halley's Comet during...

Alexis Clairaut and Jérôme Lalande calculated the date of the return of Halley's Comet. Her other astronomical feats include calculating the 1764 solar eclipse...

common mispronunciation of the name Halley's Comet to rhyme with Bailey, suggested that Haley call his band the Comets. This event is cited in the Haley...

times, great comets caused worldwide fear, considered bad omens foreboding disaster and turmoil, for example the 1066 passage of Halley's Comet depicted as...

happening on the same date in 1987. In 1985 he made the prediction that Halley's Comet would enter Earth's orbit on 29 April 1986, and collide with the Earth...

The Halley Armada is the name of a series of space probes, five of which were successful, sent to examine Halley's Comet during its 1986 sojourn through...

the passage of Halley's Comet disrupts the ozone layer; and Max Gunther's 1986 novel Doom Wind, where a close encounter with a comet creates immensely...

missions, the Vega probes became part of the Halley Armada, a group of space probes that studied Halley's Comet during its 1985/1986 perihelion. Vega 1 and...

interest in the predicted return of Halley's Comet, which reached perihelion on April 20. The appearance of the Daylight Comet several months earlier therefore...

The Eta Aquariids are a meteor shower associated with Halley's Comet. The shower is visible from about April 19 to about May 28 each year with peak activity...

Bill Haley & His Comets was a 1950s Rock-n-Roll band that derived its name as a pun of the typical mispronunciation of Halley's Comet (properly pronounced...

comets (e.g. Halley's Comet), non-periodic comets (e.g. Comet Hale–Bopp), comets with no meaningful orbit (the Great Comet of 1106), and lost comets (5D/Brorsen)...