EVERYDAY SCIENCE

Detailed explanation-1: -Astronomers have now linked the comet’s appearances to observations dating back more than 2, 000 years. Halley was last seen in Earth’s skies in 1986 and was met in space by an international fleet of spacecraft. It will return in 2061 on its regular 76-year journey around the Sun.

Detailed explanation-2: -It is a periodic comet that returns to Earth every 75 years. The last time it was here was in 1986, and it is projected to return in 2061. It is named after the English astronomer Edmond Halley, who examined the reports of a comet approaching the Earth in 1531, 1607 and 1682.

Detailed explanation-3: -The comet, officially called 1P/Halley, is named after English astronomer Edmond Halley, who examined reports of a comet approaching Earth in 1531, 1607 and 1682.

Detailed explanation-4: -On February 9, 1986, Halley’s Comet reached its perihelion-the closest it got to the Sun during its short trip into the inner Solar System and between the orbits of Mercury and Venus-before disappearing into the depths of the outer Solar System.