ARISS - Amateur Radio on the International Space Station
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ARISS - Amateur Radio on the International Space Station
@arissintl.bsky.social
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Official ARISS! ARISS lets students worldwide experience the excitement of talking directly with crew members of the International Space Station via amateur radio, inspiring them to pursue interests in careers in science, technology, engineering and math.
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 17h
Correction - the outage is scheduled for 13-November, but that is Thursday. We regret the error.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 1d
HamTV outage upcoming Wednesday.

HamTV transmissions will take a pause on Wednesday to enable other human research payload operations.

When operating, HamTV is transmitting a signal but no media is being sent. We'll share when future uses are planned.
HamTV Outage Planned on ISSReason: During spaceflight activities, ARISS must power off radios on the ISS. The next outage supports other human research payload operations.Schedule (Wednesday, November 13):Power Off: ~08:00 UTC / 3:00 AM ET Power On: ~18:25 UTC / 1:25 PM ET Source: Samantha Cristoforetti, IZ0UDF, with ARISS HamTV Transmitter. Photo: 2015 NASA HamTV (amateur radio digital TV from the ISS) will be unavailable for ~10.5 hours.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 2d
US Educators - See ARISS this week at CAST.

Members of our education mentor team will be in the exhibit hall at the Conference for the Advancement of Science Teaching (CAST) in Dallas, TX.

See you the 13th to 15th!
The image is a promotional flyer for the ARISS-USA Education team booth at the CAST25 conference. The left side shows a photo of an ARISS booth from the NSTA convention in 2024, featuring a table with educational materials, a laptop displaying a colorful screen, and various pamphlets and stickers. The right side contains the following text:"See ARISS at CAST25 in Texas[CAST25 logo: wired for discovery, Presented by STAT Science Teachers Association of Texas]The ARISS-USA Education team will have a booth at the Conference for the Advancement of Science Teaching (CAST) in Dallas November 13-15. See us on the show floor!Image of ARISS booth at NSTA convention in 2024[ARISS logo: Amateur Radio on the International Space Station]"The flyer highlights the ARISS presence at the upcoming CAST25 conference in Dallas, Texas, from November 13-15.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 3d
Get ready for ARISS SSTV Series 30 starting Wednesday!

Celebrate the ISS at 25, ARISS at 25, and the amazing work that Scouting does!

Thanks to the ops team for passing along all the timings for this event from the crew schedule.
Beginning Wednesday, help celebrate 25 years of the ISS, ISS Amateur Radio, and Scouting! Series: ARISS Series 30 - ISS at 25 / Scouting Images: 12 images using PD120 encoding Frequency: 145.800 MHz worldwide Certificate Available: Yes for submission to gallery at: ariss-usa.org/ARISS_SSTV/ Timing: 2 minutes on / 2 minutes off Current event schedule: Start: Wed. 12-Nov. 17:30 UTC (12:30 PM ET) End: Wed. 19-Nov. 14:50 UTC (9:50 AM ET) SSTV will pause for 2 educational contacts: Azerbaijan: 16-November 14:30 UTC (9:50 ET) - 15:05 UTC (10:05 ET) Russia TBD: 18-November 10:05 UTC (5:05 ET) - 10:30 UTC (5:30 ET)
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 4d
US educational and youth groups: Want to join the 4 new groups announced for 2026 contacts? You have to submit a proposal, and you only have a week until the deadline!

Visit our ARISS-USA website, read the proposal guide and watch the video to get started.

ariss-usa.org/proposal-ove...
Talk to an astronaut from your school!U.S. educators: Submit a proposal for a 2026 ham radio contact with the ISS crew. Deadline: November 14th (for July–Dec 2026 contacts). Watch youtube.com/arisslive for proposal tips. Tanya Anderson, KD9BQZ, helps a student practice an ISS radio contact. ARISS – Amateur Radio on the ISS
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 4d
We’re excited to announce ARISS STEM activities upcoming for four groups.

They were selected for ARISS-USA #HamRadio contacts with the International Space Station during January to June 2026.

Congratulations to Walnut Grove Elementary School in Suwanee, GAon their successful proposal.
Congratulations! ARISS USA announces Walnut Grove Elementary School in Suwanee, GA, selected for a ham radio contact with the ISS crew in January–June 2026. Date and astronaut to be announced later. (NASA ISS image; ARISS logo)
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 4d
We’re excited to announce ARISS STEM activities upcoming for four groups.

They were selected for ARISS-USA #HamRadio contacts with the International Space Station during January to June 2026.

Congratulations to Hilltop Elementary School in Canfield, OH on their successful proposal.
Congratulations! ARISS USA announces Hilltop Elementary School in Canfield, OH, selected for a ham radio contact with the ISS crew in January–June 2026. Date and astronaut to be announced later. (NASA ISS image; ARISS logo)
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 4d
We’re excited to announce ARISS STEM activities upcoming for four groups.

They were selected for ARISS-USA #HamRadio contacts with the International Space Station during January to June 2026.

Congratulations to Emporia State Univ. in Kansas on their successful proposal.
The image is a congratulatory announcement from ARISS USA. It features a photo of the International Space Station (ISS) with Earth in the background on the left side. The right side contains text and logos.Text on the image:Congratulations! ARISS USA is announcing selections for ham radio contacts with the ISS crew during January - June, 2026 Emporia State University Emporia, KS Date of the live amateur radio contact and participating crew member will be announced closer to the event. NASA image of the ISS with the Earth in the background Logos:Emporia State University logo (a stylized "E" on a gold background with black stripes) ARISS (Amateur Radio on the International Space Station) logo at the bottom right The announcement celebrates Emporia State University in Emporia, Kansas, being selected for a ham radio contact with the ISS crew sometime between January and June 2026.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 4d
We’re excited to announce ARISS STEM activities upcoming for four groups.

They were selected for ARISS-USA #HamRadio contacts with the International Space Station during January  to June 2026.

Congratulations to the Lewis Center in Apple Valley, CA on their successful proposal.
Alt text for the image:A promotional graphic from ARISS USA congratulates the Lewis Center for Educational Research in Apple Valley, CA, for being selected to host ham radio contacts with the ISS crew from January to June 2026. The left side features a NASA image of the International Space Station (ISS) orbiting Earth, with solar panels visible against the planet's curve. The right side has a dark blue background with yellow and white text, including the ARISS logo and a colorful dome icon. A circular ARISS Amateur Radio on the International Space Station logo is in the bottom right, and a note states that the specific date and participating crew member will be announced closer to the event.
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 5d
Contact upcoming with Argentina.

Learners at Colegio Del Faro, Benavídez, Tigre will talk with Mike Fincke on live on the International Space Station via ham radio.

Scheduled for Tue. 11-Nov. at 18:18 UTC | 1:18 PM ET | 3:18 PM ART direct via LU4BB.

Listen on 145.800 MHz FM
The image is a promotional poster for an upcoming Amateur Radio on the International Space Station (ARISS) contact. On the left side, it features a NASA photograph of astronaut Mike Fincke, wearing a red polo shirt with the ARISS logo and his callsign KE5AIT, smiling and holding a coiled microphone handset while floating in microgravity inside the ISS, surrounded by equipment panels, cables, and modules. The right side has a dark blue background with orange and white text detailing the event: "Contact Upcoming" for Colegio Del Faro in Benavídez, Tigre, Argentinae, scheduled for Tuesday, 11-November at 18:18 UTC (1:18 PM ET, 3:18 PM ART local time). It notes that ISS crew member Mike Fincke, KE5AIT, will use the NA1SS callsign, with the ground station callsign LU4BB for this direct contact. Listeners are advised to tune to 145.800 MHz FM, and the cross-band voice repeater will be offline for this event. At the bottom, it credits the NASA image of Mike Fincke using the ARISS Service Module radio during Expedition 18 in 2009, alongside the ARISS logo with "Amateur Radio on the International Space Station."
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 6d
ARISS is proud to have some terrific sponsors and financial supporters!

You can join that group. Giving Tuesday is coming up, but why wait? Find out about donating at www.ariss.org/annual-fund....

ARISS USA is a 501(c)(3) non-profit organization.
Thanks ARISS Sponsors!ARISS sponsors are part of the power behind our success in bringing STEM activities to schools!ARISS Sustaining Sponsors:Amateur Radio Digital Communications (ARDC) ISS National Laboratory ARRL The National Association for Amateur Radio AMSAT S*CAN Donate at ARISS-USA.org:[Image of a classroom full of students engaged in a STEM activity, with a teacher instructing at the front.][Image of the ARISS STAR logo featuring a silhouette of a person holding an antenna against a starry night sky.]You can give to the Annual Fund for Operations or target your giving to ARISS STAR (Space Telerobotics using Amateur Radio).ARISS USA is a 501(c)(3) non-profit organization.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 7d
All systems nominal for the ARISS radios today. So, have some fun making voice and APRS contacts!

Remember, beginning Wed. 12-Nov, SSTV Series 30 will replace APRS for 9 days, so get those packets sent while you can!
As of Tuesday, 4 November, the ISS Columbus Module radio is configured as a crossband repeater with a downlink on 437.800 MHz and an uplink on 145.990 MHz using PL 67 Hz. The Service Module radio is set for Packet (APRS) on 145.825 MHz for both uplink and downlink. HamTV is currently active, transmitting a blank AV signal on 2395 MHz (2.395 GHz). From 12–20 November, SSTV Series 30 will celebrate the 25th anniversary of the International Space Station and Scouting by sending 12 PD-120 images over nine days, with transmissions beginning around 17:30 UTC (12:30 PM ET) on Wednesday, 12 November on 145.800 MHz; a certificate will be available. Upcoming ARISS 25th anniversary milestones include the first test of the ISS amateur radio payload on 13 November during Expedition 1 (with Russia and then the USA), and the first educational contact on 21 December with Bill Shepherd and The Burbank School in the US. All event timings are subject to change.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 8d
You know that Amateur Radio on the International Space Station (ARISS) was the first educational payload on the station! So we are going to celebrate the 25th anniversary of the ISS in style!

Get ready for an SSTV event covering parts of 9 days! It's scheduled to kick off on Wed. November 12.
Alt Text:Series 30 SSTV: ISS at 25 & Scouts. Celebrating 25 years of the ISS (the first educational payload) plus Scouting!Series: ARISS Series 30 - ISS at 25 / Scouting Images: 12 images using PD120 encoding Frequency: 145.800 MHz worldwide Certificate Available: Yes for submission to gallery at: ariss-usa.org/ARISS_SSTV/ Event: Planned for Wed. 12-Nov. around 17:30 UTC (12:30 PM ET) until Thu. 20-Nov (Time TBD) with a scheduled interruption for an educational contact. Transmission Schedule: Standard 2 minutes on / 2 minutes off. Planned Contact: With Azerbaijan on 16-Nov at 14:50 UTC | 9:50 AM ET Follow ARISS Social Media for updates! Logos: SSTV Series 30, ISS 25 Years, and ARISS (Amateur Radio on the International Space Station).
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 9d
Contact upcoming with Hungary!

Learners at Petőfi Sándor Evangélikus Gimnázium, Kollégium és Általános Iskola in Mezőberény will talk with Jonny Kim on the International Space Station live via ham radio.

Scheduled Fri. 07-Nov at 08:11 UTC | 3:11 AM ET | 9:11 AM CET via K6DUE telebridge.
08:11 UTC | 3:11 AM ET 9:11 AM CET (Local)
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 11d
Reminder: Contact tomorrow with Australia!

Jonny Kim will talk to the Q-Tech Conference at Wavell State High in Queensland, Australia from the ISS via ham radio.

Sched. Saturday at 09:10 UTC | 5:10 AM ET | 7:10 PM AEST via VK4ISS telebridge.

Listen live on 145.800 MHz FM.
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 12d
Fewer than 2 hours until contact with Australia!

Learners with the Australian Air League in Adelaide will talk live with Mike Fincke on the ISS via ham radio.

Scheduled today at 09:59 UTC | 5:59 AM ET | 8:29 PM ACDT via VK4ISS telebridge.

Listen live on 145.800 MHz.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 12d
Let's take a trip back 40 years ago to this day in 1985. STS-61A launched and more ham radio in human spaceflight history was made!

Congrats to those who contacted DP0SL - share your stories in the comments!
SAREX / SAFEX History STS-61A - First German Amateur Radio Activation from ColumbiaForty years ago, in 1985, STS-61A launched and marked a milestone in amateur radio history with the inaugural SAFEX German activation of its onboard equipment.The German astronauts—Dr. Ernst Messerschmid (DG2KM), Dr. Reinhard Furrer (DD6CF), and Dr. Wubbo Ockels (PE1LFO)—operated under the call sign DPØSL.They utilized equipment developed by the Robert Bosch company, which included the first antenna mounted on the exterior of the shuttle, positioned on the SpaceLab module in the payload bay.Left: DPØSL QSL card image via PDØNHM at qslnet.de. Right: STS-61A mission logo via Wikipedia.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 13d
The crowd at amsat.org/status is reporting both the cross band voice repeater and packet radio (APRS) are back online.

This completes the outage for this week's EVA.
AMSAT OSCAR Satellite Status
amsat.org
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 13d
Contact upcoming with Australia!

Jonny Kim will talk to the Q-Tech Conference at Wavell State High in Queensland, Australia from the ISS via ham radio.

Scheduled for Sat. 01-Nov at 09:10 UTC | 5:10 AM ET | 7:10 PM AEST via VK4ISS telebridge.

Listen live on 145.800 MHz FM.
An upcoming amateur radio contact will connect NASA astronaut Jonny Kim (callsign KJ5HKP) aboard the International Space Station (using NA1SS) with students at the Q-Tech conference held at Wavell State High School in Wavell Heights, Queensland, Australia. The telebridge ground station will operate under callsign VK4ISS. The event is scheduled for Saturday, 1 November, at 09:10 UTC (15:10 ET / 7:10 PM AEST local time). Listeners can tune in on 145.800 MHz FM, though the cross-band voice repeater will be offline for the duration of this contact. (NASA image: Jonny Kim conducting a 2025 school contact via the ARISS radio in the Columbus Module.)
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 14d
YouTube streams for the Poland contact can be found at www.youtube.com/live/Wc17qMh... or
ariss.pzk.org.pl/live/
Łączność z ISS MDK EU#628
YouTube video by Miejski Dom Kultury w Kole
www.youtube.com
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 14d
A few hours until contact with Poland.

Adam Mickiewicz Primary # 2 in Koło will talk with Zena Cardman aboard the ISS live via ham radio.

Sched. Wednesday at 10:36 UTC | 6:36 ET | 11:36 AM CET via AB1OC telebridge.

Listen on 145.800 MHz in Eastern North America. Watch on YouTube.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 14d
Contact upcoming with Australia!

Learners with the Australian Air League in Adelaide will talk live with Mike Fincke on the International Space Station via ham radio.

Scheduled for Fri. 31-Oct at 09:59 UTC | 5:59 AM ET | 8:29 PM ACDT via VK4ISS telebridge.

Listen live on 145.800 MHz.
The image is a promotional poster for an upcoming contact with the International Space Station (ISS) involving ISS crew member Mike Fincke. Here is the detailed information from the poster:Event Details:Contact: Upcoming Australian Air League, Adelaide, Australia Date and Time:Friday, 31 October 09:59 UTC 15:59 AM ET 8:29 PM ACDT (Local) ISS Crew Member: Mike Fincke (KE5AIT) will use NA1SS call. Ground Station Callsign: VK4ISS for this telebridge contact. Listening Frequency: 145.800 MHz FM. Note: The cross-band voice repeater will be offline for this event. Image Credit:NASA image: Mike Fincke uses the ARISS Service Module radio during Expedition 18 in 2009. The poster features a photo of Mike Fincke in the ISS, smiling and holding a communication device. The ARISS (Amateur Radio on the International Space Station) logo is also present.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 14d
ARISS radio outages underway.

Due to activity aboard the ISS, the Crossband Voice Repeater and Packet Radios (APRS) will be off today and early tomorrow.
Check the graphic for scheduled times.
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arissintl.bsky.social
ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 15d
Busy week for ARISS activities on the International Space Station

Radio outage on Tuesday for a space walk, followed by 3 contacts this week.

Check our feed for detailed times as they become available.
The image shows a weekly schedule for ARISS (Amateur Radio on the International Space Station) for the week of October 27–2025. Key events include:Tuesday: Voice Repeater and APRS radios powered off, with restoration scheduled for Wednesday. Wednesday: Contact with Koło, Poland at 10:36 UTC (6:36 AM ET). Friday: Contact with Adelaide, Australia at 09:59 UTC (5:59 AM ET). Saturday: Contact with Queensland, Australia at 09:10 UTC (5:10 AM ET). The image also features a NASA photo of astronaut Thomas Pesquet using the ARISS Columbus Module radio in 2021.
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ARISS - Amateur Radio on the International Space Station @arissintl.bsky.social · 16d
Contact upcoming with Poland.

Miejski Dom Kultury w Koło will talk with Zena Cardman aboard the ISS live via ham radio.

Scheduled Wed. 29-Oct at 10:36 UTC | 6:36 AM ET | 11:36 AM CET via AB1OC telebridge.

Listen on 145.800 MHz in Eastern Nortn America. Watch on YouTube.
The image shows a person holding a radio device with a schedule for an upcoming contact on Wednesday, 29-October-2025 at 10:36 UTC (6:36 AM ET / 11:36 AM CET local time) between Miejski Dom Kultury w Koto, Poland, and ISS crew member Zena Cardman, KJ5CMN, using the NA1SS callsign. The ground station callsign is AB1OC. Listen on 145.800 MHz FM or watch on YouTube. The cross-band voice repeater will be offline for this event. Zena Cardman is shown in pre-flight comms training before her mission (NASA image).
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