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The record for most time in space is held by Russian cosmonaut Oleg Kononenko, who has spent 1,111 days in space over five missions. He broke the record of Gennady Padalka on 4 February 2024 at 07:30:08 UTC during his fifth spaceflight aboard Soyuz MS-24 / 25 for a one year long-duration mission on the ISS . [ 21 ]
Polyakov's record for longest cumulative time in space of 678 days over two missions stood until surpassed in 1999 by cosmonaut Sergei Avdeyev with a total of 747 days in space during three different missions.
8 Ιουν 2022 · X-ray observations of the unexpectedly complex structure in the hot gas in galaxy clusters, the Universe’s largest gravitationally bound structures, have revealed fundamental relationships with...
6 Φεβ 2024 · Oleg Kononeko has broken the record for most cumulative time spent in space after spending his 878th non-continuous day onboard the International Space Station.
25 Σεπ 2024 · He now also holds the record for the longest cumulative time in space – a total of 1,111 days in orbit. Kononenko and Chub travelled more than 158 million miles during their 5,984 orbits of...
This list of space telescopes (astronomical space observatories) is grouped by major frequency ranges: gamma ray, x-ray, ultraviolet, visible, infrared, microwave, and radio. Telescopes that work in multiple frequency bands are included in all of the appropriate sections.
18 Ιουν 2019 · X-ray observations have provided direct evidence of star-planet interactions, such as when XMM-Newton caught flares from the HD 17156 system that appeared whenever the hot Jupiter came closest to its star.
