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USA (NASA) OAO-2: 21 December 1968: First human excursion beyond low Earth orbit. First in-person observations of Earth from a distance. First Trans-Earth injection. USA (NASA) Apollo 8 [22] 24 December 1968 First human flight to another celestial body (the Moon) and to enter its gravitational influence. USA (NASA) Apollo 8 [22] January 1969
This is a timeline of known spaceflights, both crewed and uncrewed, sorted chronologically by launch date. Due to its large size, the timeline has been split into smaller articles, one for each year since 1951. There is a separate list for all flights that occurred before 1951.
This is a timeline of Solar System exploration ordering events in the exploration of the Solar System by date of spacecraft launch. It includes: It includes: All spacecraft that have left Earth orbit for the purposes of Solar System exploration (or were launched with that intention but failed), including lunar probes .
The United States continued other space exploration, including major participation with the ISS with its own modules. It also planned a set of uncrewed Mars probes, military satellites, and more. The Constellation program , began by President George W. Bush in 2005, aimed to launch the Orion spacecraft by 2018.
This is a timeline of achievements in Soviet and United States spaceflight, spanning the Cold War era of nationalistic competition known as the Space Race. This list is limited to first achievements by the USSR and USA which were important during the Space Race in terms of public perception and/or technical innovation.
NASA's first attempt to land a spacecraft on the Moon. A series of malfunctions caused spacecraft to hurtle past the Moon. [6] April 23 US: Ranger 4: Atlas-Agena: Moon Partial failure: Was the first U.S. spacecraft to reach another celestial body. Failure in the onboard computer prevented it from carrying out its scientific objectives.
The first major Arabic work of astronomy is the Zij al-Sindh by Muhammad ibn Musa al-Khwarizmi. The work contains tables for the movements of the Sun, the Moon, and the five planets known at the time. The work is significant as it introduced Ptolemaic concepts into Islamic sciences. This work also marks the turning point in Arabic astronomy.
There are several types of timeline articles. Historical timelines show the significant historical events and developments for a specific topic, over the course of centuries or millennia. Graphical timelines provide a visual representation for the timespan of multiple events that have a particular duration, over the course of centuries or ...