Dear guest,

Welcome to the GSI/FAIR! Here you will find useful information about our institute and the guest-office.

We wish you a pleasant stay.

Best regards,

Christine Haste & Carola Blumenschein

Guest regulation Corona

We recommend all guests to test themselves regularly

At the guest-office you can:

  • Get information on GSI/FAIR
  • Make reservations of GSI/FAIR hotels
  • Find help to finding an apartment
  • Find help to finding a hotel room
  • Pay for Medical Insurance / Private Liability Insurance
  • Buy GSI/FAIR gifts
  • Make taxi reservations

Please do nut hesitate to ask us at any time, we will gladly assist you.


GSI Helmholtzzentrum für Schwerionenforschung GmbH
Planckstraße 1
64291 Darmstadt

Fon: +49-6159-71-2625

Email: guest-office(at)

Location: SB1.1.202b inside the GSI-Foyer

Lodging Facilities

GSI/FAIR offers two lodging facilities.


It is dedicated for beam-time users (they have priority). Rooms with private bath and phone; location: GSI/FAIR campus. Price: 34 € per night (extra bed 5 € per night). Busstop for bus to Darmstadt: 15 min walking distance; train station Wixhausen: 30 min; shopping area Wixhausen: 25 min. Online Reservation.


Dedicated also for long-term stays up to max. 6 month. Single and double rooms most of them with shower; location: Messeler-Park-Strasse 121 (15 min walking distance to GSI). Price: 21 € per night (Extra bed 5 € per night). Busstop for bus to Darmstadt: 2 min; train station Wixhausen: 15 min; shopping area Wixhausen: 10 min. Please contact the Guest-office or use our reservation requests.