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Tristan Semmelhack
527 posts
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Tristan Semmelhack
@4TristanS
Co-founder of @reflectorbital, Chief Product Officer. Studied at Stanford and worked at Zipline
reflectorbital.com
Joined May 2023
486
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3,860
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  • Pinned
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    Tristan Semmelhack
    @4TristanS
    Mar 11
    We’ve been working extremely hard to make our vision real. Just getting started.
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    Ben Nowack ☀️🌎🪞
    @bennbuilds
    Mar 11
    Built a space mirror, launching soon
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    11K
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    Tristan Semmelhack
    @4TristanS
    Jun 9, 2024
    We just moved into a new warehouse 866m from SpaceX HQ. We are hiring engineers & interns and are working on a satellite constellation that will fully leverage Starship’s capabilities. Link to apply below
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    361K
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    Tristan Semmelhack
    @4TristanS
    Mar 13, 2024
    I dropped out of Stanford to build this with @bennbuilds. We are small and moving fast with an important solution.
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    Ben Nowack ☀️🌎🪞
    @bennbuilds
    Mar 13, 2024
    Sharing a bit more about Reflect Orbital today. @4TristanS and I are developing a constellation of revolutionary satellites to sell sunlight to thousands of solar farms after dark. We think sunlight is the new oil and space is ready to support energy infrastructure. This
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    Tristan Semmelhack
    @4TristanS
    May 14, 2025
    This is a feasible future. Infrastructure-less, silent, instant, anywhere. The capability of daytime on demand.
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    62K
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    Tristan Semmelhack
    @4TristanS
    Dec 9, 2024
    Replying to @sundarpichai and @elonmusk
    Can I interest you both in some orbital reflectors?
    20K
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    Tristan Semmelhack
    @4TristanS
    Aug 22, 2024
    New website: orange
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    23K
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    Tristan Semmelhack
    @4TristanS
    Aug 25, 2024
    At 30k applications for a spot of light and climbing every second. Insane! 10x yesterday’s count in just a day.
    35K
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    Tristan Semmelhack
    @4TristanS
    Sep 24, 2024
    Very excited to be working with @shaunmmaguire and the team at @sequoia. We share a vision for space. techcrunch.com/2024/09/24/seq…
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    10K
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    Tristan Semmelhack
    @4TristanS
    Jun 9, 2024
    Replying to @4TristanS
    Five new roles are up: - Optics Modeling Engineer - Mechanical Engineer, Actuation - Special Projects Engineer - System Test Engineering Intern - Systems Engineering Intern
    reflectorbital.notion.site
    Open roles | Reflect Orbital
    Reflect Orbital is developing technology to sell sunlight to those who need it. We imagine a future where sunlight continues powering solar farms and providing lighting after the sun sets. We’re a...
    13K
  • user avatar
    Tristan Semmelhack
    @4TristanS
    Sep 11, 2024
    DM me if you’re looking for a place to live in El Segundo alongside other engineers and founders! Moving out of my place and back into my truck because I really don’t like paying rent and don’t need a home rn
    13K
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    Tristan Semmelhack
    @4TristanS
    May 3, 2024
    We are hiring and moving quickly. Learn about our open roles here:
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    Christian Keil
    a16z
    @pronounced_kyle
    May 2, 2024
    Ben Nowack (@bennbuilds) built a fusion reactor in high school. And now he's selling sunlight to solar farms... at night. Here's how it works: youtu.be/yDV3v0Xb4ow
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    reflectorbital.notion.site
    Open roles | Reflect Orbital
    Reflect Orbital is developing technology to sell sunlight to those who need it. We imagine a future where sunlight continues powering solar farms and providing lighting after the sun sets. We’re a...
    24K
  • user avatar
    Tristan Semmelhack
    @4TristanS
    Sep 24, 2024
    Image
    6K
  • user avatar
    Tristan Semmelhack
    @4TristanS
    Aug 26, 2024
    I don’t understand why you would pay more to board a plane first. You just spend time sitting waiting for everyone else to board. Way better to walk straight from security straight onto the plane right before closing and spend the least amount of time on the ground
    6.6K
  • user avatar
    Tristan Semmelhack
    @4TristanS
    Aug 12, 2024
    I’m looking at a city soaked in darkness. We try our best to resist it, but there’s still so much darkness. There is a better way.
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    8.9K

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