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On 27 July 2021, specialists of the Nauka flight control group at the Mission Control Center carried out a routine corrective maneuver for the module. [80] The final orbit correction to put Nauka on a rendezvous path with ISS was performed on 28 July at 16:43:07 UTC with a single firing of the main engines.
27 April – Astronomers report the discovery of TOI-1431b, an "ultra-hot Jupiter" with a dayside temperature of ~3,000K (2,700 °C), making it one of the hottest exoplanets found to date. [75] [76] 29 April – The first, core module of the Chinese Tiangong space station, Tianhe, is placed in low Earth orbit. It is one of three permanent ...
March 2021 in science; Science Summary for this section 1 March: A review classifies SETI technosignatures. [1] 1 March A scientific review produced by the i.a. NASA-sponsored online workshop TechnoClimes 2020 about mission concepts for the search of technosignatures is published. They classify signatures based on a metric about the distance of ...
Science Summary for this section (January) 1 January – Beginning of the implementation of Plan S, an initiative for open-access science publishing launched in 2018 [1] [2] that requires papers from 2021 onwards from over 10 European countries that resulted from research funded by public grants to be published under an open licence in compliant journals or platforms, available to all.
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PSLV Orbital Experiment Platform (POEM) also known as PSLV Stage 4 Orbital Platform (PS4-OP) [1] is an orbital micro-gravity test bed based on spent fourth stage of PSLV.By adding modular subsystems for power generation, communication and stabilization like photovoltaic cells, Telemetry and Telecommand (TT&C) package, attitude control system, data storage etc to the PSLV fourth stage, it can ...
A U.S. defense official told CBS News that Travis Timmerman was flown out of Syria and into Jordan by the U.S. military and handed over to the State Department.
The 3 core sciences namely Biology, Chemistry, and Physics will be updated for first teaching in August 2023, with first examinations in May 2025. The syllabus change was originally scheduled for 2021, though the COVID-19 pandemic caused the IB to delay the syllabus change to 2023. Details of the specific changes can be found on the IBO website.