AB
Obverse view in November 2021
International Space Station program emblem with flags of the original signatory states1
Station statistics
COSPAR ID1998-067A
SATCAT no.25544
Call signAlpha, Station
Crew• Size: 7 2
• Current expedition : 74 (Soyuz MS-28 & SpaceX Crew-12)
• Current commander : Sergey Kud-Sverchkov (Roscosmos)
• Current non-expedition: 0
Launch20 November 19983
Launch pad• Baikonur , Sites 1/5 , 31/6 , 81/23 and 200/39
• Cape Canaveral , SLC‑40
• Kennedy , LC‑39A and LC‑39B
Mass450,000 kg (990,000 lb)4
Length109 m (358 ft) (overall), 94 m (310 ft) (truss)5
Width73 m (239 ft) (solar array)5
Pressurised volume1,005.0 m (35,491 cu ft)5
Atmospheric pressure1 atm (101.3 kPa; 14.7 psi) 79% nitrogen, 21% oxygen
Perigee altitude413 km (256.6 mi) AMSL6
Apogee altitude422 km (262.2 mi) AMSL6
Orbital inclination51.64°6
Orbital speed7.67 km/s; 27,600 km/h; 17,100 mph7
Orbital period92.9 minutes8
Orbits per day15.56
Orbit epoch16 August 16:19:309
Days in orbit27 years, 7 months, 8 days as of 28 June 2026
Days occupied25 years, 7 months, 26 days as of 28 June 2026
No. of orbits157,261 as of 23 June 20269
Orbital decay2 km/month (1.2 mi/month)
Statistics as of 22 December 2022
(unless noted otherwise)
References:56101112
Configuration
Station elements as of 2023
(exploded view with the names of elements coloured by country)

International Space Station

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Footnotes

  1. “ISS logos executive summary”. www.esa.int. European Space Agency. Archived from the original on 23 March 2024. Retrieved 4 December 2024.

  2. standard; past min. 2; past max. 13

  3. With the launch of the first module: Zarya

  4. “ISS: International Space Station”. Archived from the original on 10 August 2023.

  5. Garcia, Mark (5 January 2023). “About the Space Station: Facts and Figures”. NASA. Archived from the original on 6 February 2023. Retrieved 13 January 2023. 2 3 4

  6. Peat, Chris (21 May 2021). “ISS – Orbit”. Heavens-Above. Archived from the original on 25 December 2018. Retrieved 21 May 2021. 2 3 4 5

  7. “Live Space Station Tracking Map”. NASA. Archived from the original on 10 May 2024. Retrieved 2 May 2024.

  8. Holman, Joseph (12 October 2022). “ISS (ZARYA)”. Satellite Tracking. Archived from the original on 12 October 2022. Retrieved 12 October 2022.

  9. “ARISS TLE”. ARISS TLE. 16 August 2023. Archived from the original on 2 April 2023. Retrieved 16 August 2023. 2

  10. “On-Orbit Elements” (PDF). NASA. 18 February 2010. Archived from the original (PDF) on 29 October 2009. Retrieved 19 June 2010.

  11. “STS-132 Press Kit” (PDF). NASA. 7 May 2010. Archived (PDF) from the original on 12 October 2023. Retrieved 19 June 2010.

  12. “STS-133 FD 04 Execute Package” (PDF). NASA. 27 February 2011. Archived from the original (PDF) on 27 November 2020. Retrieved 27 February 2011.