Solestial, Inc.

We exist to deliver abundant ☀️ energy in space.

[Solestial, Inc. @SolestialSpace]

Heading to Space Tech Expo Europe? Meet Solestial’s Vince Hearn in Bremen, Nov 17–19. He’d love to hear what you’re building and talk about how Solestial can help power your next mission.

Book time with Vince → https://t.co/LFKlqWi0Qi

#SpaceTechExpoEurope

[Solestial, Inc. @SolestialSpace]

Another flight program shipped: 168 watts per panel in a custom design for a unique mission.

Proud of our team for turning mission requirements into hardware—and getting this one out the door!

[Solestial, Inc. @SolestialSpace]

Want to build something that actually goes to space? 🚀

Come build what’s next in space power with us: https://t.co/YeiDbmTzta

#WereHiring #SpaceCareers #SpacePower #AdvancedManufacturing #SolarTechnology

[Solestial, Inc. @SolestialSpace]

We’re at SmallSat! 🛰️ Stop by the Solestial booth (#26) to meet Danny and Anna from our Product team and learn how we’re powering the future of space.

[Solestial, Inc. @SolestialSpace]

Heading to SmallSat 2026? 🛰️

Danny Field, our VP of Product & Programs, and Ana Girish, our Associate Product Engineer, will be in Salt Lake City next week.

Swing by Booth 26 to meet the team, talk space power, and hear what’s ahead for Solestial.

#SmallSat2026 #SpacePower

[Solestial, Inc. @SolestialSpace]

Stan Herasimenka is headed to NASA SPRAT! 🚀

He’ll be presenting Solestial’s blanket technology + a new approach to testing radiation-induced degradation of solar cells with in-situ annealing.

📍 NASA Glenn | Aug. 18–20

#SpaceTech #SPRAT

[Solestial, Inc. @SolestialSpace]

A new chapter ahead. ☀️🛰️

York leadership joined us in Arizona for time on the production floor — building on a strong foundation and looking ahead to what’s next.

[Solestial, Inc. @SolestialSpace]

Turns out a lot can happen in two weeks.

Our team recently completed a production sprint supporting Solestial’s $1.2M SpaceWERX D2P2 award.

The results:
☀️1.8 kW of ultrathin, radiation-hardened solar cells produced in Week 1.
🚀10 customized 80W modules built in Week 2.

[Solestial, Inc. @SolestialSpace]

The future of space infrastructure runs on American innovation.

Proud to source and manufacture in the USA as we deliver solar tech for the next generation of space missions.

Happy Fourth of July from the Solestial team.

#BuiltInAmerica #MadeInUSA #SpaceTechnology

[Solestial, Inc. @SolestialSpace]

We are happy to share that @YorkSpaceSystem (NYSE: YSS) has completed its acquisition of Solestial, securing a domestic source for critical space solar capability.

Solestial will continue to serve external customers as we scale. Full press release: https://t.co/uUe0WRtQir

[Solestial, Inc. @SolestialSpace]

Solestial’s VP - Ops, Lisa Morris, was recently featured on @inherorbitpod where she shared her experience building and scaling Solestial’s manufacturing operations to meet growing space solar demand. Listen to the episode: https://t.co/iMVh5LjshD

[Solestial, Inc. @SolestialSpace]

We are thrilled to announce that @YorkSpaceSystem has entered into a definitive agreement to acquire Solestial. Solestial will operate as a wholly owned subsidiary of York and continue to serve a broad range of external commercial and government customers. https://t.co/ssYO98HcsY

[Solestial, Inc. @SolestialSpace]

Solestial is growing. We’re looking for builders, problem solvers, and innovators to help us scale our next gen Si PV for space. Learn more: https://t.co/RBEXtgzg5e
🚀 Facilities & Equip Tech
🚀 EHS Manager
🚀 Biz Dev Manager, Commercial
🚀 Process Tech (multiple openings)

[Solestial, Inc. @SolestialSpace]

Several companies offer Si PV for space. Solestial stands apart:
☀️ Manufacture our own solar cells
☀️ Cells self-heal radiation damage on orbit
☀️ Verified low-temperature annealing
In 2023, @CEA_Officiel validated our annealing results. Learn more: https://t.co/7vKoV24nCl

[Solestial, Inc. @SolestialSpace]

Over the past year, Solestial has strengthened its leadership team to help scale our manufacturing and commercialization efforts. We welcomed CEO, Margo DeNaray, and added executives Nicolas Milgen - CFO, Lisa Morris - VP, Operations; and Danny Field - VP, Product & Programs.

[Solestial, Inc. @SolestialSpace]

This is what relentless iteration looks like. A trained Solestian looks at this picture and sees countless improvements made to our cells, modules, processes and tools. Our strong product is the result of our strong team.

[Solestial, Inc. @SolestialSpace]

Space Symposium is off to a strong start. We were thrilled to connect with our friends from the @USSpaceForce. Solestial’s Senior Director of Government Sales & Programs, Vince Hearn, is on site and looking forward to many more conversations this week.

[Solestial, Inc. @SolestialSpace]

Space Power Workshop is right around the corner! Meet with Danny Field, Solestial’s VP of Product and Programs: https://t.co/PWMQAKrGIs

Discuss your mission requirements and learn how Solestial’s radiation-hardened silicon solar technology can help you achieve your goals.

[Solestial, Inc. @SolestialSpace]

Will we see you at Space Symposium? Schedule time with Vince Hearn, Solestial’s Senior Director of Government Sales & Programs: https://t.co/abnpsqruD3

Connect with Vince to learn how our radiation-hardened silicon solar technology for space is supporting mission readiness.

[Solestial, Inc. @SolestialSpace]

We're pleased to welcome Lisa Morris as VP of Operations. Lisa has extensive experience in advanced manufacturing and space. She joins us from Virgin Galactic, where she scaled the commercial spaceflight program. Since 2025, Lisa has served as an AZ Space Commissioner.