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Introducing “Eurostar Celestia” – new double-decker, sustainable trains

We’re pleased to announce a landmark €2 billion investment in up to 50 new double-decker trains built by Alstom Group – the first ever to operate through the Channel Tunnel and on the UK network.

 

We’ve confirmed an order for 30 trains, with an option for a further 20, marking a significant step in our growth journey to 30 million annual passengers.

 

The new fleet, named Eurostar Celestia will be a bespoke design created from Alstom’s Avelia Horizon platform. The 200-metre trains will be interoperable across all five countries served today plus new destinations of Geneva and Frankfurt.

 

 

“Eurostar Celestia”, the Next Generation of Eurostar Trains

Eurostar Celestia will have a bespoke design to capture the unique, premium experience Eurostar passengers expect. It is expected that each 200-metre set will have around 540 seats. If running in 400m formation (as through the channel tunnel today), there would be around 1,080 seats per service, a 20% increase from today.

The first trains are due to join the fleet in January 2031, with commercial services launching in May 2031. Six new trains will be operational at that time, marking the beginning of a new era for travel on board Eurostar Celestia.

Once delivered, the new trains will operate alongside the current fleet of 17 e320s, bringing the total fleet to 67 trains – a 30% uplift overall versus today.

 

 

Sustainable and Accessible Travel for All

The new Eurostar Celestia all-electric fleet is designed with sustainability and accessibility at its core, and the design process includes input from passenger and accessibility groups. These will be the most sustainable trains we’ve ever operated:
 

  • 97% recyclable components, 25% made from recycled materials.
  • 20–50% energy savings compared to current fleet.
  • Designed to withstand climate change impacts, ensuring long-term resilience.

 

 

Eurostar Celestia train arriving in London St Pancras. CGI picture. Colours and livery not final. ©ALSTOM SA ©SPEEDINNOV SAS 2025. Advanced & Creative Design | Avelia Horizon™.