What it is: A swap is an agreement between two parties to exchange a series of future cash flows. How it works (Example): Swaps are financial agreements to exchange cash flows. Swaps can be based on interest rates, stock indices, foreign currency exchange rates and even commodities prices.
Neptune was discovered in the fall of 1846. What is Neptune's nickname, 'Last of the Gas Giants. Neptune had gone through several name changes from LeVerrier's Planet to Janus to Oceanus, and then finally Neptune in 1846. It is also called, the watery planet. The planet has several nicknames, including: The Blue Planet.
Neptune, that icy gas giant that is the eighth planet from our Sun, was discovered in 1846 by two astronomers â Urbain Le Verrier and Johann Galle. In keeping with the convention of planetary nomenclature, Neptune was named after the Roman god of the sea (the equivalent to the Greek Poseidon).