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Retrieved 7 December2019. ^McDowell, Jonathan [@planet4589](6 December 2019). "The Kosmos-2542 satellite, in a 368 x 857 km x 97 deg orbit, deployed a subsatellite today (likely codenamed Kosmos-2543). The Russian Defense Ministry says it's an inspector satellite; the mission appears to repeat Kosmos-2519/2521.
Solar eclipse of October 2, 2024. 2026 August 12. Total solar eclipse near lunar perigee. 2027 February 6. Annular solar eclipse. 2027 August 2. Total solar eclipse. 2027 August 7. Asteroid (137108) 1999 AN 10 will pass within 388,960 km (0.0026 AU) of Earth.
A crewed exploration of Mars could follow in the mid 2030s. SpaceX, a private company, has also announced plans to land humans on Mars in the 2020s, with the long-term goal of enabling the colonization of Mars . India plans to launch its first crewed flight with a spacecraft called Gaganyaan on a home-grown GSLV Mark III rocket in 2024.
Overview. There were 190 known satellite breakups between 1961 and 2006. [2] By 2015, the total had grown to 250 on-orbit fragmentation events. [3] As of 2012 there were an estimated 500,000 pieces of debris in orbit, [4] with 300,000 pieces below 2000 km ( LEO ). [1] Of the total, about 20,000 are tracked. [1]
Timeline of space exploration. This is a timeline of space exploration which includes notable achievements, first accomplishments and milestones in humanity's exploration of outer space . This timeline generally does not distinguish achievements by a specific country or private company, as it considers humanity as a whole.
In January 2019, the satellites were expected to be launched between November 2020 and September 2021. 90th Falcon 9 orbital launch of the year. Seventh mission featuring a shorter MVac nozzle extension, suitable for low-energy missions. FH 9 29 December 2023 01:07: Falcon Heavy B5 B1084 (core) KSC, LC-39A: USSF-52 (Boeing X-37B OTV-7)
List of NASA missions. Comparison of NASA Mercury, Gemini, :) Apollo, and Space Shuttle spacecraft with their launch vehicles. This is a list of NASA missions, both crewed and robotic, since the establishment of NASA in 1957. There are over 80 currently active science missions. [1]
Creola Katherine Johnson ( née Coleman; August 26, 1918 – February 24, 2020) was an American mathematician whose calculations of orbital mechanics as a NASA employee were critical to the success of the first and subsequent U.S. crewed spaceflights. [1] [2] During her 33-year career at NASA and its predecessor, she earned a reputation for ...