Earth's oceans, though, are smaller than those beneath the icy crust of Europa and Europa's siblings Callisto and Ganymede may well have subsurface oceans, too, as may Triton.
The excited atom relaxes to the ground state through a cascade collision process, in which the muon may be transferred from a deuteron to a triton or vice versa.
Moons that were in orbit between Proteus and Nereid would have been ejected from the Neptunian system, thrown into Neptune itself, or absorbed by the molten Triton.
Muon-catalyzed fusion is the name given to the process of achieving fusion reactions by causing a deuteron (deuterium nucleus, D+), a triton (tritium nucleus, T+), and a muon to form what is called a muonic molecule.
Those of the genus Charonia, of the Caribbean and the Indo-Pacific region, are called triton trumpets; C. tritonis is actually used as a trumpet in Shintō temples in Japan.
Mare Nostrum's demise had seemed certain after the launch of a more limited "Triton" scheme was announced for 1 November.
Tony Bunyan, director of Statewatch, which documents European justice and home affairs policies, added: "The government's justification for not participating in Triton is cynical and an abdication of responsibility by saying that not helping to rescue people fleeing from war, persecution and poverty who are likely to perish is an acceptable way to discourage immigration".
Its replacement by a lesser EU force, Triton, in October prompted dire warnings of a jump in the number of deaths.
A second British warship, HMS Protector, was also involved in rescue operations on Sunday as part of the EU's Triton sea rescue operation.
Not just a glass of red and a few peanuts, either: in its San Francisco Triton hotel, we all wore feather boas and had our palms read.
The review praised the actions of the boarding party and personnel aboard the customs vessel Triton, noting the provision of lifejackets to passengers, as well as the recovery of passengers by Triton and others, "most likely minimised the loss of life that could have otherwise occurred".
