Halley's Comet does not rotate, but perhaps you mean revolve, as in how long it takes to revolve around the sun.
If that is what you mean, then the revolutionary period of Halley's Comet is about 75-76 earth years.
he found halleys comet he found halleys comet
I definitely know its not halleys comet
because he discovered halleys comet
Halleys Comet is a most pretty thing i have seen.
Neither. It's a comet that appears about every 75 years.
No. It's a comet.
he found halleys comet he found halleys comet
whats halleys comet nicknames
big
I definitely know its not halleys comet
early 2062
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halleys comet
in 2061 or 2062
because he discovered halleys comet
Halleys Comet is a most pretty thing i have seen.
Neither. It's a comet that appears about every 75 years.