<p class="ingestion featured-caption">The Polaris Dawn spaceflight was a mission of historic firsts. Polaris Program / John Kraus</p><ul class="summary-list"><li>The billionaire-funded <a target="_blank" class href="https://www.businessinsider.com/spacex-launch-risky-polaris-dawn-mission-first-commercial-spacewalk-radiation-2024-8">Polaris Dawn mission</a> completed its historic spaceflight on Sunday.</li><li>The crew completed the first private spacewalk and first violin performance in space.</li></ul><p><a target="_blank" class href="https://www.businessinsider.com/polaris-dawn-crew-spacex-commercial-astronauts-first-private-spacewalk-2024-9">Polaris Dawn</a> finished its revolutionary spaceflight on Sunday when the four-member crew <a target="_blank" class href="https://www.businessinsider.com/spacex-polaris-dawn-splashdown-mission-advanced-elon-musk-mars-plan-2024-9">splashed down</a> off Florida's coast after spending five days in Earth's orbit on the most ambitious commercial space mission, yet.</p><p>Though the mission was funded and commanded by a billionaire, this was no <a target="_blank" class href="https://www.businessinsider.com/jeff-bezos-blue-origin-spaceflight-unlike-any-prior-rocket-launch-2021-6">space-tourist joyride</a>. Polaris Dawn was a scientific expedition.</p><p>The crew conducted medical experiments as they flew through belts of extreme radiation, used new Starlink space-laser communications, and tested out new spacesuits in the <a target="_blank" class href="https://www.businessinsider.com/polaris-dawn-spacewalk-watch-live-spacex-crew-dragon-commercial-astronauts-2024-9">first-ever private spacewalk</a>.</p><p>"We got a jam-packed schedule," Scott Poteet, the mission pilot, told <a target="_blank" class href="https://www.washingtonpost.com/technology/2024/09/12/spacex-polaris-dawn-spacewalk-astronauts">The Washington Post</a> in an interview from orbit.</p><p>Photos offer an inside look at what the Polaris Dawn mission was like, from launch to landing.</p>