Halley's Comet

Halley's Comet, maybe the most famous comet in our solar system.

		Halley's Comet	Earth
Distance from the Sun	real	17.834 AU	1.000 AU
	in scale	5.7 km	322.4 m
	light from Sun reaches in	2.5 h	8 m 19 s
Distance variability from the Sun	real	0.586 AU to 35.082 AU	0.983 AU to 1.016 AU
	in scale	188.9 m to 11 km	317.0 m to 327.4 m
	light from Sun reaches in	4 m 52 s to 4.9 h	8 m 11 s to 8 m 27 s
Diameter	real	11 km	12 742 km
	as a multiple of our Moon	0.00 x	3.67 x
	in scale	0.02 mm	27.46 mm
Orbit period	around Sun	75.3 years	365.3 days
Movement in a day	degrees	0.0 °	1.0 °
	in our scale	183 cm	554 cm
Mass	real	2.200*10¹¹ kg	5.972*10²⁴ kg
	in scale	0.00000000000220 g	59.8 g
	as a multiple of our Moon	0.00000000000299x	81.3x

https://www.sustava.sk/comet/halley

To scale solar system stroll in Bratislava and suroundings in scale 1:464 mil.

In this scale, the Sun is 3 meters, Earth 2.75cm and Moon 7.5mm.