The first element of the International Space Station (ISS) is the Zarya (FGB). This was launched on 1998-NOV-20 06:40 UTC on a Proton booster from the Baiknour Cosmodrome in Kazakstan. 

Additional information is available on the NASA Human Spaceflight Web page.

Current ISS orbital data is available on the Keplerian Elements page. The current ISS configuration, as photographed from the departing STS-98 spacecraft, is shown above.

The first permanent crew was launched on 2000-OCT-31 on a Soyuz spacecraft, naming the ISS Space Station Aplha.  Crew communications can be monitored on 143.625 MHz FM.

The Amateur Radio on the International Space Station (ARISS) is currently equipped with 2 meter FM equipment.  The operating frequencies are listed below.  Visit the NASA ISS Ham Radio page or the  ARISS Web site for additional details.

The first element of the ISS was launched on 1998-NOV-20

The Leonardo Multi-Purpose Logistics Module was launched on Space Shuttle mission STS-102

ARISS 2 meter Frequencies

Uplink (MHz)

Downlink (MHz)


Region 1 (Europe) 145.200

Regions 2 and 3






Crew members may use their personal amateur radio call signs or use one of the call signs issued for the ISS:

  • NA1SS
  • RZ3DZR
  • DL0ISS