Astronauts
Aleksandr Kaleri
Aleksandr Yuriyevich "Sasha" Kaleri (Russian: Александр Юрьевич Калери; born Jūrmala, Latvian SSR, USSR, 13 May 1956) is a Russian cosmonaut and veteran of extended stays on the Mir Space Station and the International Space Station (ISS). Kaleri has most recently been in space aboard the ISS serving as a flight engineer for the long duration Expedition 25/26 missions. He has spent the fourth-longest time in space of any person, the longest time in space of any currently active cosmonaut, and the longest time in space of any person not born in what is now Russia.
| Organization | Russian Federal Space Agency (ROSCOSMOS) |
|---|---|
| Nationality | |
| Status | Active |
| Flights | 5 |
| Time in space | 769 d 6 h 35 min |
| Date |
Provenance
| Source | Launch Library 2 — Active astronauts |
|---|---|
| Feed | ll2/astronauts |
| Provider data as of | not stated |
| First observed here | 18 Oct 2026, 16:22 EDT |
| Last observed here | 18 Oct 2026, 16:22 EDT |
| In latest snapshot | Yes |
| Record identifier | 410a8e70-fe48-5c60-b86b-a0b9281748f3 |
Local observation history
What this site observed; not complete provider history.
- — Added