OR4ISS is the call sign for the ARISS amateur radio station aboard the International Space Station. The amateur radio station is located in the Columbus module. The radio station is part of the Belgian contribution to the international ARISS project. AMSAT Belgium and UBA are permanent members of the ARISS international working group, a collaboration of amateur radio associations from countries affiliated with the ISS. The amateur radio station aboard the ISS facilitates conversations between students and astronauts to promote STEM studies. The conversations (in the form of questions and answers) are sometimes visually supported by HamTV broadcasts. You can consult the OR4ISS logbook.
Feb 05
Students from BULO Klimop primary school located in Tongeren-Borgloon, Belgium made an ARISS telebridge contact with astronaut Chris Williams KJ5GEW aboard the International Space Station on Thursday, February 5, 2026. The ARISS telebridge ground station ON4ISS in Aartselaar Belgium called the ISS with callsign OR4ISS at 12:21:45 UTC. The school had plenty of time for …
Dec 04
A ARISS telebridge contact via Amateur Radio was scheduled for December 4, 2024 at 11:47 UTC with astronaut Suni Williams, amateur radio call sign KD5PLB. and students of Indautxuko Eskola, Bilbao, Spain. Indautxuko School, founded in 1918, is a Pre-Primary and Primary Education Centre (2-12 years old) located in Bilbao, in an urban environment with …
Mar 27
A ARISS telebridge contact via Amateur Radio was scheduled for March 27, 2024 at 16:25 UTC (1:55:27 pm NDT ad Newfoundland) with astronaut Loral O’Hara, amateur radio call sign KI5TOM. and students of St. John’s School Authority, St. John’s, Newfoundland, Canada. Newfoundland (NL) Schools is an entity of the Government of Newfoundland and Labrador which …
Oct 11
A direct contact via Amateur Radio scheduled for October 10, 2023 at 13:36 CEST (Belgium) allowing students to ask their questions of Astronaut Jasmin Moghbeli, KI5WSL was a successful. The Royal School for Non-Commissioned Officers (KSOO/ERSO), situated in Sint-Truiden, in the east of Belgium, is Belgium’s main military training establishment for non-commissioned officers (NCOs) andserves …
May 26
The Children’s Inn at NIH (National Institutes of Health), Bethesda, Maryland, USA There was a telebridge Contact via Amateur Radio allowing students to ask their questions of Astronaut John Shoffner, amateur radio call sign KO4MJC. Shoffner is a STEM advocate, business pioneer, and life-long space enthusiast, John Shoffner will serve as pilot for Axiom Space’s …
Apr 07
An ARISS telebridge contact via Amateur Radio, performed with students of Collège Saint-Anatoile, Salins-Les-Bains, France and Astronaut Steve Bowen KI5BKB on Friday April 7, 2023 at 14:27 UTC with OR4ISS and ARISS telebridge ground station ON4ISS (Aartselaar, Belgium) was successful. Saint Anatoile secondary school is a French private catholic school located in a rural area …
Mar 23
This telebridge Contact via Amateur Radio allowing students from Lāna’i High and Elementary School in Hawai to ask their questions of Astronaut Warren Hoburg, amateur radio call sign KB3HTZ. The downlink frequency for this contact is 145.800 MHz and is be heard by listeners that are within the ISS-footprint over Europe. The ARISS amateur radio …
Dec 21
An ARISS telebridge contact via Amateur Radio, performed with students of “Berufliche Shule Directotaat 1 Nurenberg” on Wednesday 21 december 2021 at 08:21 UTC with OR4ISS and ARISS telebridge ground station ON4ISS (Aartselaar, Belgium) was successful. Matthias Maurer, amateur radio call sign KI5KFH, answered 12 questions. Stefan Vogl DL1STV coordinated the ARISS contact in the …
Oct 07
On Wednesday, October 7 2020 at 14:18 UTC, there was a successful ARISS contact between students from McConnell Middle School, Loganville, GA, USA and ISS Commander Chris Cassidy, amateur radio call sign KF5KDR. For this multi-point telebridge contact Chris Cassidy used the ARISS Interoperable Radio System (IORS) which is installed in the Columbus module. Exceptionally, …
Jul 30
A Multipoint Telebridge Contact via Amateur Radio, developed for distance learning while worldwide education institutions are closed due to COVID-19 that took place on Thursday 30 juli 2020 at 16:41 UTC with OR4ISS and ARISS telebridge ground station ON4ISS (Aartselaar, Belgium) was successful.. ISS Commander Chris Cassidy, amateur radio call sign KF5KDR, answered 12 questions …