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Three of the flights had flown above the Kármán line (edge of space), and one was intended to do so. In each of these accidents, the entire crew was killed. As of December 2023, a total of 676 people have flown into space and 19 of them have died. This sets the current statistical fatality rate at 2.8 percent.
On 15 September, the Firefly Alpha made its successful flight for a tactically responsive mission for the U.S. Space Force. [27] On November 18, 2023, SpaceX Starship attempted its second flight test, becoming the heaviest rocket to enter space, although the first stage exploded shortly after separation, while the second stage was lost nearly ...
Articles about astronomical objects discovered in 2023 in the parent category should be moved to this subcategory. This category is for astronomical objects discovered in 2023 . See parent category for proper sortkey usage instructions.
This discovery was found in studies of UHZ1, a very early galaxy containing a quasar, by the Chandra X-ray Observatory and James Webb Space Telescope. [622] [623] 29 November. Astronomers report the discovery of a star, HD 110067, that contains six sub-Neptune exoplanets with radii ranging from 1.94R⊕ to 2.85R⊕. [624]
The International Space Station, as seen by a visiting spacecraft in 2021. This article is a list of accidents and incidents related to the International Space Station (ISS). It includes mishaps occurring on board the ISS, flights to and from the space station, as well as other program related incidents.
This is a list of people who died in the last 5 days with an article at the English Wikipedia. For people without an English Wikipedia page see: Wikipedia:Database reports/Recent deaths (red links). Generally updated at least daily, last time: 20:09, 11 February 2025 (UTC).
The English musician, whose fingers and thumbs were famously insured for £7m, was an eight-time Grammy winner. Beck had recently completed a tour supporting 18, his album with actor and musician ...
This list of exoplanets discovered in 2023 is a list of confirmed exoplanets that were first reported in 2023. For exoplanets detected only by radial velocity, the listed value for mass is a lower limit. See Minimum mass for more information. Name Mass (M J) Radius (R J) Period (days) Semi-major axis (AU) Temp. (K) Discovery method Distance (ly) Host star mass (M ☉) Host star temp. (K ...