10 points please help i will get an incomplete if i do not answer!

what are five types of aquatic fish?

One of the brightest comets of the 20th century was comet hyakutake, which passed close to the sun in early 1996. the orbital period of this comet is estimated to be about 30,000 years. find the semi-major axis of this comet’s orbit. compare it to the average sun-pluto distance and to the distance to alpha centauri, the nearest star to the sun, which is 4.3 light-years distant.

Why did other countries want to have a part in what was occurring in southwest asia?

Why the moon is not visible from earth during the new moon ?