Female cattle that have not calved are called heifers
Explanation:
The streams of dust and gas thus released form a huge and extremely thin atmosphere around the comet called the "coma". The force exerted on the coma by the Sun's radiation pressure and solar wind cause an enormous "tail" to form pointing away from the Sun.
..................!
Hi, the language is Italian and it should be written correctly as "Buongiorno, principessa".
This means "Good morning, princess" :)
