Top Results for Iss
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ISS Expedition 1 was the first long-duration mission to the International Space Station, launching on October 31, 2000, aboard Soyuz TM-31. The three-person crew consisted of NASA astronaut William Shepherd as commander and Russian cosmonauts Yuri Gidzenko and Sergei Krikalev as flight engineers. Th...
Why this score
Established permanent human habitation aboard the ISS and commissioned essential systems under demanding conditions; foundational achievement with immense lasting significance.
ui.x_scoring_methodology
SpaceX Crew-1, utilizing the Crew Dragon spacecraft named Resilience, was the first operational crewed mission of NASA's Commercial Crew Program. Launched on November 15, 2020, aboard a Falcon 9 rocket, the flight successfully transported a crew of four—three NASA astronauts and one JAXA astronaut—t...
Why this score
Successful first operational Crew Dragon mission established dependable commercial crew service; historically important but less singular than the preceding demonstration flight.
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SpaceX Crew-2 was the second operational crewed flight of NASA's Commercial Crew Program, successfully launched on April 23, 2021. Utilizing the Crew Dragon Endeavour spacecraft atop a Falcon 9 rocket, the mission marked a milestone as the first to use both a previously flown booster and a reused cr...
Why this score
Successful operational mission demonstrated routine reuse of both capsule and booster; strong technical reputation with limited distinct historical impact.
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Atlantis STS-135 was the 135th and final mission of NASA's Space Shuttle program, launched in July 2011. Commanded by Christopher Ferguson, the crew utilized the Space Shuttle Atlantis to deliver supplies, logistics, and spare parts to the International Space Station. The payload included the Multi-...
Why this score
Successful final Shuttle flight completed critical ISS resupply and closed the program safely; strong reputation, though less groundbreaking than earlier landmark missions.
ui.x_scoring_methodology
The Crew Dragon Demo-2 mission represents a significant step in American human spaceflight. Developed by SpaceX in partnership with NASA, it successfully transported astronauts to and from the International Space Station. This marked the first time since 2011 that a United States spacecraft launched...
The H-II Transfer Vehicle (HTV), nicknamed Kounotori, was an uncrewed cargo spacecraft developed by the Japan Aerospace Exploration Agency (JAXA). It was designed to resupply the International Space Station (ISS) with pressurized and unpressurized cargo, water, and experiment racks. Between 2009 and...
Why this score
Highly capable Japanese ISS cargo vehicle with strong reliability and large external cargo capacity.
ui.x_scoring_methodology
SpaceX Crew-3 was a 2021 crewed spaceflight operated by NASA and SpaceX, utilizing the Crew Dragon spacecraft named *Endurance*. The mission successfully transported four astronauts—three from NASA and one from the European Space Agency—to the International Space Station for a six-month scientific e...
Why this score
Safe, productive ISS rotation confirmed Crew Dragon's operational maturity; well regarded execution but few uniquely groundbreaking achievements.
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The Automated Transfer Vehicle (ATV) was an uncrewed cargo spacecraft developed by the European Space Agency (ESA) to resupply the International Space Station (ISS). Across five missions conducted between 2008 and 2014, the vehicle delivered propellant, water, breathable air, and scientific equipmen...
Why this score
Large ESA cargo vehicle performed complex ISS resupply and reboost missions successfully, but flew only five times.
ui.x_scoring_methodology
Peggy Whitson is an American biochemist, astronaut, and former NASA chief astronaut who has completed multiple long duration missions in orbit. She became the first woman to command the International Space Station and later the first woman to command it twice. After retiring from NASA, she continued...
Why this score
U.S. spaceflight duration records and ISS command achievements earn strong astronaut reputation.
ui.x_scoring_methodology
Cygnus is an uncrewed cargo spacecraft developed for NASA's Commercial Resupply Services program and operated by Northrop Grumman following corporate acquisitions. It carries food, scientific equipment, spare parts, and other supplies to the International Space Station, where astronauts capture it w...
Why this score
Reliable ISS cargo craft with strong logistics value, though less innovative than reusable Dragon.
ui.x_scoring_methodology
Chris Hadfield is a Canadian retired astronaut, engineer, and military pilot who flew on two Space Shuttle missions and later served aboard the International Space Station. In 2013 he became the first Canadian to command the station. Hadfield also became widely known for explaining daily life and sc...
Why this score
ISS command and public science communication acclaimed; exploration achievement solid, cultural reach unusually high.
ui.x_scoring_methodology
Scott Kelly is a retired American astronaut, former naval aviator, and veteran of four spaceflights. From March 2015 to March 2016, he spent 340 consecutive days aboard the International Space Station with Russian cosmonaut Mikhail Kornienko, at the time the longest single spaceflight completed by a...
Why this score
Year-in-space mission and public profile are notable; strong but below lunar or first-ascent astronaut milestones.
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Soyuz TMA-1 was a Russian crewed spacecraft launched in 2002 to transport three astronauts—Kenneth Bowersox, Nikolai Budarin, and Donald Pettit—to the International Space Station. The mission marked the inaugural flight of the upgraded Soyuz TMA vehicle, which featured improved digital displays, lar...
Why this score
Successful debut of the upgraded Soyuz TMA supported ISS operations and improved crew accommodation; solid execution with limited standalone historical distinction.
ui.x_scoring_methodology
The Neutron star Interior Composition Explorer (NICER) is an X-ray telescope developed by NASA and installed on the exterior of the International Space Station in 2017. The payload is designed to observe the X-ray emissions from neutron stars, allowing scientists to study their extreme physical prop...
Tim Peake is a British astronaut and former Army Air Corps officer who was selected for the European Space Agency's astronaut corps. He traveled to the International Space Station in December 2015 for the Principia mission and returned in June 2016 after approximately 186 days in space. During the m...
Why this score
Major British ESA public figure and ISS mission; respected but below record-setting astronauts.
ui.x_scoring_methodology
Axiom Mission 1, or Ax-1, was a crewed commercial spaceflight organized by Axiom Space and launched by SpaceX in April 2022. The mission used a SpaceX Crew Dragon spacecraft to carry four private astronauts to the International Space Station, where they conducted research, technology demonstrations,...
Frequently Asked Questions
What leads the Iss ranking?
ISS Expedition 1 currently leads the Iss results with a displayed score of 9.30/10. This is an editorial ranking result for the items included on this page, not a universal verdict for every use case.
How should I read the score and confidence label?
The 0 to 10 score is Lunoo's ranking judgment. Strong confidence means 10 or more recorded comparison checks, some means 2 to 9, and provisional means fewer than 2.
What supports this ranking?
Lunoo combines category fit, feature coverage, pricing and value signals, public reception, recency, and peer comparisons. Public source links support factual item details when available, but they are not required for membership in this 16-item ranking.
Can I compare the leading results for Iss?
Yes. The comparison links put adjacent leaders side by side so you can inspect differences that one ranking score cannot capture.
