it was 1986
discovery
Halley's Comet is still orbiting the Sun. It was close to Earth in 1986.
The sun is the largest out of the three and then the earth and then a comet.
That would depend on where it landed and how large it was.
comet sandy
The name of the comet that will pass Earth on August 15, 2011, is the comet Honda.
We don't currently know when a comet will hit planet Earth.
There is no relationship whatsoever between Earth's moon and any comet.
No, a comet will NOT hit earth in 2012.
a comet
Halley's Comet.
The name of the comet seen in 1986 is Halley's Comet. You can see it every 75-76 years, and is the only short period comet that is clearly visible to the naked eye from earth, and thus the only naked-eye comet that might appear twice in a human lifetime.