Lagrangian mechanics
Formulation of classical mechanics
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| 2025 |
Objects at Lagrange points
Interstellar Mapping and Acceleration Probe (IMAP) planned for launch at the end of the year to the Sun-Earth L1 Lagrange point.
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| 2025 | Mission extended until the end of the year, subject to review and confirmation by ESA's Science Programme Committee. |
| December 31 2024 |
Wind
By the end of the year, Wind had contributed data to over 7,850 scientific publications, demonstrating its long-term scientific value.
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| November 1 2024 |
Wind
Wind spacecraft celebrated its 30th anniversary of launch, highlighted in a NASA story about its continued scientific contributions.
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| May 2024 | JWST detected the farthest known black hole merger within the galaxy system ZS7, occurring 740 million years after the Big Bang, suggesting a fast growth rate for black holes through mergers in the young Universe. |
| May 2024 | JWST identified JADES-GS-z14-0, the most distant known galaxy, seen 290 million years after the Big Bang with a redshift of 14.32. This discovery was part of the JWST Advanced Deep Extragalactic Survey (JADES) and revealed a galaxy more luminous and massive than expected for its early cosmic period. |
| May 3 2024 |
Objects at Lagrange points
Chang'e 6 Service Module launched, arriving at L2 halo orbit on 9 September 2024.
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| March 25 2024 | SOHO-5000 comet discovered by Hanjie Tan, underscoring the satellite's significant role in astronomical discoveries. |
| January 6 2024 |
Objects at Lagrange points
Aditya-L1 enters halo orbit around Lagrange point L1 to study solar atmosphere and solar magnetic storms.
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| January 6 2024 |
Objects at Lagrange points
Aditya-L1 successfully inserted into orbit around Sun-Earth L1 point.
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| December 2023 | NASA released Christmas holiday-related images from JWST, including the Christmas Tree Galaxy Cluster and other astronomical scenes. |
| September 2023 | Two astrophysicists questioned the accepted Standard Model of Cosmology based on the latest JWST studies. |
| September 2 2023 |
Objects at Lagrange points
Aditya-L1 launched by ISRO, successfully inserted into an orbit about Sun-Earth L1 point on 6 January 2024.
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| September 2 2023 |
Objects at Lagrange points
Aditya-L1, an ISRO solar observation mission, successfully launched.
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| July 12 2023 | NASA celebrated the first year of Webb telescope operations by releasing an image of a small star-forming region in the Rho Ophiuchi cloud complex, located 390 light years away. |
| July 1 2023 |
Objects at Lagrange points
Euclid space telescope launched by ESA and NASA.
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| June 2023 | Detection of organic molecules 12 billion light-years away in the galaxy SPT0418-47 using the Webb telescope was announced. |
| May 10 2023 | Cycle 2 General Observer (GO) program was announced by the Space Telescope Science Institute. |
| February 21 2023 |
Wind
Wind review paper published in Reviews of Geophysics was awarded as a Top Cited Article 2021-2022 by the journal.
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| 2022 | NASA releases an investigation report finding no direct evidence linking James Webb to discriminatory actions during the Lavender Scare. |
| November 1 2022 |
Wind
Wind spacecraft celebrated its 28th anniversary of launch.
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| October 13 2022 |
Wind
Wind/KONUS data helped detect one of the strongest/brightest gamma-ray burst events on record.
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| September 2022 | Scientists proposed primordial black holes as an explanation for unexpectedly large and early galaxies observed by Webb. |
| August 24 2022 | A mechanism supporting medium-resolution spectroscopy (MRS) exhibited increased friction during setup for a science observation, specifically involving the grating wheel used to select wavelengths. |
| August 17 2022 | NASA released a large mosaic image of 690 individual frames captured by Webb's NIRCam, showcasing numerous very early galaxies. |
| July 2022 | Gregory L. Robinson retires after completing the telescope's commissioning process and after 33 years at NASA. |
| July 14 2022 | NASA presented infrared images of Jupiter and related areas captured by the James Webb Space Telescope. |
| July 12 2022 | First full-color images and spectroscopic data were officially released, marking the beginning of Webb's general science operations. Images included the Carina Nebula, WASP-96b, Southern Ring Nebula, Stephan's Quintet, and SMACS J0723.3-7327 galaxy cluster. |
| July 11 2022 | The James Webb Space Telescope (JWST) completed its commissioning and was officially ready to begin full scientific operations, marking a significant milestone in space exploration and astronomical research. |
| July 11 2022 | U.S. President Joe Biden revealed Webb's First Deep Field image, marking a significant public unveiling of the telescope's capabilities. |
| July 11 2022 | The telescope's first image was released to the public. |
| June 8 2022 | NASA reported the micrometeoroid strike, noting that engineers compensated for the impact using a mirror actuator. Despite the strike, NASA confirmed all telescope observing modes remained ready for scientific use. |
| May 23 2022 | The Webb telescope's C3 mirror segment experienced a significant micrometeoroid strike from a large dust mote-sized particle between May 23-25, which was the fifth and largest strike since launch. |
| February 18 2022 | Phase 1 alignment was officially completed, with the telescope's mirror segments beginning to work towards unified operation. |
| February 11 2022 | NASA announced the telescope had nearly completed phase 1 of alignment, with all primary mirror segments having located and imaged the target star HD 84406, and brought into approximate alignment. |
| February 3 2022 | NASA announced at 19:28 UTC that NIRCam had detected the telescope's first photons, marking an initial milestone in the telescope's commissioning process. |
| January 24 2022 |
Objects at Lagrange points
James Webb Space Telescope arrived at L2 point.
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| January 24 2022 | The James Webb Space Telescope reached its final destination at the L2 Lagrange point after a precise journey that included three planned course corrections to adjust its speed and direction. |
| January 12 2022 | Mirror alignment began while the James Webb Space Telescope was in transit, with primary mirror segments and secondary mirror moved from their protective launch positions. The process involved 132 actuator motors fine-tuning mirror positions with microscopic accuracy of 10 nanometer increments. |
| January 8 2022 | NASA deployed and locked in place the starboard-side wing of the primary mirror, completing the structural deployment of the observatory. |
| January 7 2022 | NASA deployed and locked in place the port-side wing of the primary mirror. |
| January 5 2022 | Mission control successfully deployed the telescope's secondary mirror, which locked into place with a tolerance of about one and a half millimeters. |
| 2021 | Spacecraft bus integrated with the rest of the space telescope, preparing for its launch to space. |
| December 2021 | Final launch plan set for December 2021 with budget further adjusted to 9.70 billion USD |
| December 31 2021 | The ground team extended the two telescoping 'mid booms' from the left and right sides of the observatory. The left side deployed in 3 hours and 19 minutes, while the right side took 3 hours and 42 minutes. |
| December 28 2021 | Mission controllers began the multi-day deployment of Webb's critical sunshield. |
| December 27 2021 | 60 hours after launch, Webb's rockets fired for nine minutes and 27 seconds to make the second of three mid-course corrections, positioning the telescope to arrive at its L2 destination. |
| December 25 2021 |
Objects at Lagrange points
James Webb Space Telescope (JWST) launched.
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| December 25 2021 | At 7:50 p.m. EST, about 12 hours after launch, the telescope's primary rockets began firing for 65 minutes to make the first of three planned mid-course corrections. |
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This contents of the box above is based on material from the Wikipedia articles Solar and Heliospheric Observatory, Wind (spacecraft), List of objects at Lagrange points & James Webb Space Telescope, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.