Matt Gray
@mattgrayy.es
🎥 YouTuber, 🎙 Broadcast Engineer
📱 @MattGrayYes on everything (linked below)
🏳️🌈🏳️⚧️ Trans Enby (he/him/they/them)
https://mattg.co.uk
📱 @MattGrayYes on everything (linked below)
🏳️🌈🏳️⚧️ Trans Enby (he/him/they/them)
https://mattg.co.uk
Pinned
Matt Gray
@mattgrayy.es
· Jul 14
More Amazing Than the Launch‽ (at the European Space Agency!)
The European Space Agency invited me to their mission control centre in Germany to find out what it takes to be a Satellite Operations Engineer working on their new Earth observation satellite, BIOMASS.
Matt Gray | http://mattg.co.uk | @MattGrayYes
📋 Credits 📋
Series Producer/Director: Cambria Bailey-Jones
Camera Operator / Editor: Jamie MacLeod | https://www.jamiemacleod.co.uk
Sound Design: Dan Pugsley | https://www.cassinisound.com
Captions: Jacob Salas | caption.plus
Executive Producer: Guy Larsen
A Matt Gray & Penny4 Production https://www.penny4.co.uk
Special thanks to Elia, Jakob, Maya, Nicola, Lucy and Daniel at ESA and ESOC along with all of our contributors for this episode!
@EuropeanSpaceAgency
📱 Follow Matt elsewhere on the internet 📱
All my social links are at https://mattg.co.uk
https://chaos.social/@MattGrayYes (Mastodon)
https://patreon.com/MattGrayYes
https://instagram.com/MattGrayYes
https://www.tiktok.com/@MattGrayYes
https://twitch.tv/MattGrayYes
🌍 Extra Info 🌍
ESA: Biomass satellite returns striking first images of forests and more
https://www.esa.int/Applications/Observing_the_Earth/FutureEO/Biomass/Biomass_satellite_returns_striking_first_images_of_forests_and_more
More about BIOMASS: https://www.esa.int/Applications/Observing_the_Earth/FutureEO/Biomass
People always ask about my t-shirts. I bought my white one from https://thespark.company. And the ESA one was a gift from ESA.
💷 Advert 💷
This video has no adverts or sponsors.
Want to contribute towards my videos? Sign up to my Patreon: https://patreon.com/MattGrayYes
Want to sponsor a video? More detail here: https://mattg.co.uk/contact/
💸 Full Disclosure 💸
💷 My Patreon supporters' help meant I could work on this instead of other paid work
Hi, I'm Matt Gray. You may know me from my work with Tom Scott, The Technical Difficulties, Matt Gray is Trying, or even as a broadcast engineer working in radio and TV.
Previous video titles
These EXPERTS show what it takes to FLY A SATELLITE at the European Space Agency
What actually happens after launch‽ (at the European Space Agency!)
youtu.be
This is the part of deploying a satellite that you never hear about, and the European Space Agency let me have a go!
I spent two days at their Mission Control, and you won't believe how precisely they can position a satellite in space!
I spent two days at their Mission Control, and you won't believe how precisely they can position a satellite in space!
Metal candle holders are hot
December 26, 2025 at 11:35 AM
Metal candle holders are hot
Reposted by Matt Gray
Ladysmith Black Mounjaro
December 26, 2025 at 1:51 AM
Ladysmith Black Mounjaro
Ladysmith Black Mounjaro
December 26, 2025 at 1:51 AM
Ladysmith Black Mounjaro
In a month or so, I need to be in [near Düsseldorf] then two days later I need to be in [near Hartlepool] & York.
Working out the travel logistics from London feels like I'm doing a travelling salesman style problem, because there's no obvious easy route, and train/plane/car are all valid options!
Working out the travel logistics from London feels like I'm doing a travelling salesman style problem, because there's no obvious easy route, and train/plane/car are all valid options!
December 22, 2025 at 11:51 AM
In a month or so, I need to be in [near Düsseldorf] then two days later I need to be in [near Hartlepool] & York.
Working out the travel logistics from London feels like I'm doing a travelling salesman style problem, because there's no obvious easy route, and train/plane/car are all valid options!
Working out the travel logistics from London feels like I'm doing a travelling salesman style problem, because there's no obvious easy route, and train/plane/car are all valid options!
Reposted by Matt Gray
Last call for stickers. I’mma close it this afternoon so I can do them all in a big batch.
(Converting the orders into postage and packing slips involves some dodgy scripts calling the stripe API because that was cheaper and less effort than setting up a proper web shop integration)
(Converting the orders into postage and packing slips involves some dodgy scripts calling the stripe API because that was cheaper and less effort than setting up a proper web shop integration)
My limited edition sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Limited Edition Sticker Shop
My sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and I can’t guarantee delivery before Christmas.
Click below to buy an I got my x at… sticker, and you can add from my range of 5 other stickers to your order!
FAQ
How
mattg.co.uk
December 19, 2025 at 11:41 AM
Last call for stickers. I’mma close it this afternoon so I can do them all in a big batch.
(Converting the orders into postage and packing slips involves some dodgy scripts calling the stripe API because that was cheaper and less effort than setting up a proper web shop integration)
(Converting the orders into postage and packing slips involves some dodgy scripts calling the stripe API because that was cheaper and less effort than setting up a proper web shop integration)
Reposted by Matt Gray
This video is basically a story of the battle between wanting to do a project despite life being very busy, but with chronic health conditions and neurodivergence getting in the way.
December 18, 2025 at 8:54 AM
This video is basically a story of the battle between wanting to do a project despite life being very busy, but with chronic health conditions and neurodivergence getting in the way.
I've listed another musical instrument on eBay, this time my first brand-new guitar.
ebay.us/m/jpTVRn
ebay.us/m/jpTVRn
Squier Showmaster Electric Guitar Floyd Rose Tremelo Blue 20th Anniversary | eBay UK
Model: Showmaster HSH. I bought this guitar new in 2002. I much prefer a hardtail bridge. Squier by FenderShowmaster HSH, 20th Anniversary Edition in Blue. Fingerboard: Rosewood with Floyd Rose Locking Nut.
ebay.us
December 18, 2025 at 4:38 PM
I've listed another musical instrument on eBay, this time my first brand-new guitar.
ebay.us/m/jpTVRn
ebay.us/m/jpTVRn
This video is basically a story of the battle between wanting to do a project despite life being very busy, but with chronic health conditions and neurodivergence getting in the way.
December 18, 2025 at 8:54 AM
This video is basically a story of the battle between wanting to do a project despite life being very busy, but with chronic health conditions and neurodivergence getting in the way.
Reposted by Matt Gray
My limited edition sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Limited Edition Sticker Shop
My sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and I can’t guarantee delivery before Christmas.
Click below to buy an I got my x at… sticker, and you can add from my range of 5 other stickers to your order!
FAQ
How
mattg.co.uk
December 16, 2025 at 8:28 PM
My limited edition sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
My limited edition sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Limited Edition Sticker Shop
My sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and I can’t guarantee delivery before Christmas.
Click below to buy an I got my x at… sticker, and you can add from my range of 5 other stickers to your order!
FAQ
How
mattg.co.uk
December 16, 2025 at 8:28 PM
My limited edition sticker shop is currently open for orders until Friday 19th December.
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Orders are UK-only, and likely to arrive before Christmas if you choose First Class postage.
mattg.co.uk/stickers/
Woo, now I've sold some things eBay has let me list some more:
Ashbory Bass: www.ebay.co.uk/itm/317662054254
Teenage Engineering OP-1: www.ebay.co.uk/itm/317662052866
Teenage Engineering OP-Z: www.ebay.co.uk/itm/317653664621
Teenage Enginering Oplab Module for OP-Z www.ebay.co.uk/itm/317653705577
Ashbory Bass: www.ebay.co.uk/itm/317662054254
Teenage Engineering OP-1: www.ebay.co.uk/itm/317662052866
Teenage Engineering OP-Z: www.ebay.co.uk/itm/317653664621
Teenage Enginering Oplab Module for OP-Z www.ebay.co.uk/itm/317653705577
Fender Ashbory Fretless Short Scale Bass with Silicone Rubber Strings and Case | eBay UK
The Ashbory bass is a solid body fretless bass guitar designed by Alun Ashworth-Jones and Nigel Thornbory. When amplified, the Ashbory reproduces the low, resonant bass tone of a plucked double bass.
www.ebay.co.uk
December 15, 2025 at 6:32 PM
Woo, now I've sold some things eBay has let me list some more:
Ashbory Bass: www.ebay.co.uk/itm/317662054254
Teenage Engineering OP-1: www.ebay.co.uk/itm/317662052866
Teenage Engineering OP-Z: www.ebay.co.uk/itm/317653664621
Teenage Enginering Oplab Module for OP-Z www.ebay.co.uk/itm/317653705577
Ashbory Bass: www.ebay.co.uk/itm/317662054254
Teenage Engineering OP-1: www.ebay.co.uk/itm/317662052866
Teenage Engineering OP-Z: www.ebay.co.uk/itm/317653664621
Teenage Enginering Oplab Module for OP-Z www.ebay.co.uk/itm/317653705577
Reposted by Matt Gray
I tried to do something that a lot of makers do: a one-day build.
I did not complete it in one day, but I got there eventually. And thats what matters :D
I did not complete it in one day, but I got there eventually. And thats what matters :D
When ADHD attempts a One-Day Build
I attempted to make a new project-building desk in a day. It took a liiiiittle longer than that!
Matt Gray | http://mattg.co.uk | @MattGrayYes
💷 My Patreon supporters' help meant I could work on this instead of other paid work https://patreon.com/MattGrayYes
Follow me on there (for free if you want!) to get updates on my new videos and everything else I'm working on.
📱 Follow Matt elsewhere on the internet 📱
All my social links are at https://mattg.co.uk
https://chaos.social/@MattGrayYes (Mastodon)
https://patreon.com/MattGrayYes
https://instagram.com/MattGrayYes
https://www.tiktok.com/@MattGrayYes
https://twitch.tv/MattGrayYes
📋 Credits 📋
Producer: Alex Bate @alexjrassic
✏️ Markets of Britain, a short film by Lee Titt (via Serafinowicz and Popper) https://www.youtube.com/watch?v=zSG2pD-2O2g
🦀 cute crab by Sumin Lee from Noun Project (CC BY 3.0) https://thenounproject.com/icon/cute-crab-7408295/
🛠️ Tools/Parts Used 🛠️
All tools in the video were paid for by me except for the 3D Printer.
Prusa Research gave me the Prusa XL 3D printer and some filament, with no contract to advertise or promote it. I think it's bloody great however, so I'm choosing to link you to it!
Printer: Original Prusa XL https://www.prusa3d.com/product/original-prusa-xl-assembled-single-toolhead-3d-printer/
Filament: Prusament PLA Galaxy Black https://www.prusa3d.com/product/prusament-pla-prusa-galaxy-black-1kg-nfc/
Blobby T-Shirt: https://jimll.co.uk/
🎸 Music 🎸
Swif7 - Give Me Freedom
Ballpoint - Hotline
Hallmore - Rivals (Workout Extended Version)
Christoffer Moe Ditlevsen - Quest for the Skies
Splasher! - AOW
💷 Advert 💷
This video has no adverts or sponsors.
Want to contribute towards my videos? Sign up to my Patreon: https://patreon.com/MattGrayYes
Want to sponsor a video? More detail here: https://mattg.co.uk/contact/
💸 Full Disclosure 💸
💷 My Patreon supporters' help meant I could work on this instead of other paid work
💷 I have a commercial relationship with Prusa Research and they gave me free 3D Printers and some filament, with no contract to advertise or promote it.
💷 All Amazon links are affiliate links which give me a small percentage of what you pay them as a tip for sending you their way. It doesn't cost you more.
Hi, I'm Matt Gray. You may know me from my work with Tom Scott, The Technical Difficulties, Matt Gray is Trying, or even as a broadcast engineer working in radio and TV.
www.youtube.com
December 14, 2025 at 10:36 PM
I tried to do something that a lot of makers do: a one-day build.
I did not complete it in one day, but I got there eventually. And thats what matters :D
I did not complete it in one day, but I got there eventually. And thats what matters :D
I tried to do something that a lot of makers do: a one-day build.
I did not complete it in one day, but I got there eventually. And thats what matters :D
I did not complete it in one day, but I got there eventually. And thats what matters :D
When ADHD attempts a One-Day Build
I attempted to make a new project-building desk in a day. It took a liiiiittle longer than that!
Matt Gray | http://mattg.co.uk | @MattGrayYes
💷 My Patreon supporters' help meant I could work on this instead of other paid work https://patreon.com/MattGrayYes
Follow me on there (for free if you want!) to get updates on my new videos and everything else I'm working on.
📱 Follow Matt elsewhere on the internet 📱
All my social links are at https://mattg.co.uk
https://chaos.social/@MattGrayYes (Mastodon)
https://patreon.com/MattGrayYes
https://instagram.com/MattGrayYes
https://www.tiktok.com/@MattGrayYes
https://twitch.tv/MattGrayYes
📋 Credits 📋
Producer: Alex Bate @alexjrassic
✏️ Markets of Britain, a short film by Lee Titt (via Serafinowicz and Popper) https://www.youtube.com/watch?v=zSG2pD-2O2g
🦀 cute crab by Sumin Lee from Noun Project (CC BY 3.0) https://thenounproject.com/icon/cute-crab-7408295/
🛠️ Tools/Parts Used 🛠️
All tools in the video were paid for by me except for the 3D Printer.
Prusa Research gave me the Prusa XL 3D printer and some filament, with no contract to advertise or promote it. I think it's bloody great however, so I'm choosing to link you to it!
Printer: Original Prusa XL https://www.prusa3d.com/product/original-prusa-xl-assembled-single-toolhead-3d-printer/
Filament: Prusament PLA Galaxy Black https://www.prusa3d.com/product/prusament-pla-prusa-galaxy-black-1kg-nfc/
Blobby T-Shirt: https://jimll.co.uk/
🎸 Music 🎸
Swif7 - Give Me Freedom
Ballpoint - Hotline
Hallmore - Rivals (Workout Extended Version)
Christoffer Moe Ditlevsen - Quest for the Skies
Splasher! - AOW
💷 Advert 💷
This video has no adverts or sponsors.
Want to contribute towards my videos? Sign up to my Patreon: https://patreon.com/MattGrayYes
Want to sponsor a video? More detail here: https://mattg.co.uk/contact/
💸 Full Disclosure 💸
💷 My Patreon supporters' help meant I could work on this instead of other paid work
💷 I have a commercial relationship with Prusa Research and they gave me free 3D Printers and some filament, with no contract to advertise or promote it.
💷 All Amazon links are affiliate links which give me a small percentage of what you pay them as a tip for sending you their way. It doesn't cost you more.
Hi, I'm Matt Gray. You may know me from my work with Tom Scott, The Technical Difficulties, Matt Gray is Trying, or even as a broadcast engineer working in radio and TV.
www.youtube.com
December 14, 2025 at 10:36 PM
I tried to do something that a lot of makers do: a one-day build.
I did not complete it in one day, but I got there eventually. And thats what matters :D
I did not complete it in one day, but I got there eventually. And thats what matters :D
I'm just so photogenic in every frame
December 13, 2025 at 11:55 PM
I'm just so photogenic in every frame
Reposted by Matt Gray
Christmas shopping tip….
Buy twelve copies of the Map Men book to give to every single member of your family.
lnk.to/mapmen
Buy twelve copies of the Map Men book to give to every single member of your family.
lnk.to/mapmen
THIS WAY UP
Go to THIS WAY UP.
lnk.to
December 13, 2025 at 8:53 PM
Christmas shopping tip….
Buy twelve copies of the Map Men book to give to every single member of your family.
lnk.to/mapmen
Buy twelve copies of the Map Men book to give to every single member of your family.
lnk.to/mapmen
I'm cold, so I'm streaming on twitch to turn my laptop into a hot (not water) (not bottle)
I'mma play some OpenFront, which also makes my laptop get warm.
I'mma play some OpenFront, which also makes my laptop get warm.
MattGrayYES - Twitch
Failing at OpenFront
twitch.tv
December 13, 2025 at 9:44 AM
I'm cold, so I'm streaming on twitch to turn my laptop into a hot (not water) (not bottle)
I'mma play some OpenFront, which also makes my laptop get warm.
I'mma play some OpenFront, which also makes my laptop get warm.
Reposted by Matt Gray
Intriguingly that link does not appear to list all of my stuff despite saying it is doing.
www.ebay.co.uk/itm/31765362...
www.ebay.co.uk/itm/31765366...
www.ebay.co.uk/itm/31765370...
www.ebay.co.uk/itm/31765448...
www.ebay.co.uk/itm/31765450...
www.ebay.co.uk/itm/31765362...
www.ebay.co.uk/itm/31765366...
www.ebay.co.uk/itm/31765370...
www.ebay.co.uk/itm/31765448...
www.ebay.co.uk/itm/31765450...
December 12, 2025 at 8:45 PM
Intriguingly that link does not appear to list all of my stuff despite saying it is doing.
www.ebay.co.uk/itm/31765362...
www.ebay.co.uk/itm/31765366...
www.ebay.co.uk/itm/31765370...
www.ebay.co.uk/itm/31765448...
www.ebay.co.uk/itm/31765450...
www.ebay.co.uk/itm/31765362...
www.ebay.co.uk/itm/31765366...
www.ebay.co.uk/itm/31765370...
www.ebay.co.uk/itm/31765448...
www.ebay.co.uk/itm/31765450...
Reposted by Matt Gray
Buy my stuff so I can sell more of my stuff
December 12, 2025 at 7:30 PM
Buy my stuff so I can sell more of my stuff
I'm going to play some OpenFront on Twitch for a bit before bed. Come join!
MattGrayYES - Twitch
Failing at OpenFront
www.twitch.tv
December 12, 2025 at 10:39 PM
I'm going to play some OpenFront on Twitch for a bit before bed. Come join!
Buy my stuff so I can sell more of my stuff
December 12, 2025 at 7:30 PM
Buy my stuff so I can sell more of my stuff
Reposted by Matt Gray
Gucci
/ˈɡuː.tʃi/
Adjective
1. Perineumlike; resembling or evocative of the area between the genitals and the anus; perineal in nature or appearance.
2. Figuratively: carrying the impression of closeness, warmth, or a faintly questionable freshness.
/ˈɡuː.tʃi/
Adjective
1. Perineumlike; resembling or evocative of the area between the genitals and the anus; perineal in nature or appearance.
2. Figuratively: carrying the impression of closeness, warmth, or a faintly questionable freshness.
December 9, 2025 at 3:01 AM
Gucci
/ˈɡuː.tʃi/
Adjective
1. Perineumlike; resembling or evocative of the area between the genitals and the anus; perineal in nature or appearance.
2. Figuratively: carrying the impression of closeness, warmth, or a faintly questionable freshness.
/ˈɡuː.tʃi/
Adjective
1. Perineumlike; resembling or evocative of the area between the genitals and the anus; perineal in nature or appearance.
2. Figuratively: carrying the impression of closeness, warmth, or a faintly questionable freshness.