Related Topic: Nuclear Propulsion

First criticality at Ural icebreaker

First criticality at Ural icebreaker

The first of two reactors aboard Russia's new Ural icebreaker has been brought to criticality. It is part of a fleet that will enable Russia to open new sea routes and develop remote regions.

New Nuclear 01 June 2022


Contracts to demo novel space propulsion technologies

Contracts to demo novel space propulsion technologies

The US Defense Innovation Unit has awarded contracts to Ultra Safe Nuclear Technologies and Avalanche Energy to demonstrate the next generation of nuclear propulsion and power capability for small spacecraft.

New Nuclear 18 May 2022


US cislunar nuclear rocket project proceeds to next stage

US cislunar nuclear rocket project proceeds to next stage

The US Defense Advanced Research Projects Agency is seeking proposals for Phases 2 and 3 of its Demonstration Rocket for Agile Cislunar Operations programme, which aims to demonstrate a nuclear thermal propulsion system in orbit in fiscal year 2026.

New Nuclear 10 May 2022


Nuclear vessel 'could be floating charging station for electric cruise ships'

Nuclear vessel 'could be floating charging station for electric cruise ships'

Norwegian shipbuilder Ulstein has launched the design concept for a replenishment, research and rescue vessel - referred to as Thor - that will feature a thorium molten salt reactor. It says the ship could be used as a mobile power/charging station for a new breed of battery-driven cruise ships.

New Nuclear 29 April 2022


EnergySolutions and RSCS to decommission NS Savannah

EnergySolutions and RSCS to decommission NS Savannah

EnergySolutions and Radiation Safety & Control Services will form a joint venture to decommission the world's first nuclear-powered merchant ship, the NS Savannah. The work will involve removing the ship's reactor system so that the vessel can be used as a museum.

Waste & Recycling 30 March 2022


Manufacturing starts on largest ever marine reactor

Manufacturing starts on largest ever marine reactor

The reactor vessels for Russia's largest icebreaker yet, the Leader, are being made. The vessel will use two RITM-400 reactors for a propeller power of 120 MW, which is twice that of the newest icebreakers currently at sea.

New Nuclear 14 February 2022


Nuclear icebreaker Sibir enters service

Nuclear icebreaker Sibir enters service

Rosatom subsidiary Atomflot has accepted delivery of the Sibir, its newest nuclear-powered icebreaker. The twin-reactor vessel was officially handed over by the Baltic Shipyard which built it.

New Nuclear 06 January 2022


Icebreaker Sibir begins sea trials

Icebreaker Sibir begins sea trials

Russia's newest nuclear-powered icebreaker, the Sibir, has left the Baltic Shipyard and headed into the Gulf of Finland for sea trials. Two more identical ships are under construction at the shipyard near Saint Petersburg.

New Nuclear 18 November 2021


Trilateral partnership launches Australia nuclear submarine programme

Trilateral partnership launches Australia nuclear submarine programme

Australia is to acquire nuclear submarines as the first initiative under a new enhanced trilateral security partnership announced by the leaders of Australia, the UK and the USA. The submarines are to be built in Australia, but the country is not seeking to acquire nuclear weapons or establish a civil nuclear capability, Prime Minister Scott Morrison said.

Nuclear Policies 16 September 2021


UK introducing regulation for nuclear shipping

UK introducing regulation for nuclear shipping

The UK has launched a consultation on proposed regulations for nuclear-powered ships that would enable UK-flagged vessels to use the power source and international vessels to visit its ports. "The UK is committed to enabling the adoption of new technologies that manufacturers and ship owners may choose to meet legal requirements relating to air pollution and greenhouse gas emissions, and therefore will establish a regulatory framework that will support nuclear-powered ships as an alternative fuel option," said the UK Maritime & Coastguard Agency.

Regulation & Safety 16 August 2021