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Atmospheric entry speed of the Galileo atmospheric probe—Fastest controlled atmospheric entry for a human-made object. 66,000: 240,000: 150,000 0.00022: Lower speed bound of the steel plate cap from the Pascal-B nuclear test of Operation Plumbbob. [26] [circular reference] 70,220: 252,800: 157,100 0.00023: Speed of the Helios 2 solar probe ...
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[7] [9] It is the fastest object ever built on Earth. [10] The project was announced in the fiscal 2009 budget year. Johns Hopkins University Applied Physics Laboratory designed and built the spacecraft, [11] which was launched on 12 August 2018. [2]
Sep. 27—On September 27, 1956, Captain Milburn Grant "Mel" Apt became the fastest man alive during his test flight aboard the Bell X-2 supersonic aircraft, reaching speeds three times faster ...
Luna 1 became the first human-made object to reach heliocentric orbit and was dubbed "Artificial Planet 1" [5] and renamed Mechta (Dream). [6] Luna 1 was also referred to as the "First Cosmic Ship", [ 5 ] in reference to its achievement of Earth escape velocity .
The following is a list of speed records for various types of vehicles.This list only presents the single greatest speed achieved in each broad record category; for more information on records under variations of test conditions, see the specific article for each record category.
Team USA's Noah Lyles took the gold in the men’s 100-meter final at the Paris Olympics — by five thousandths of a second. Lyles, who won Sunday with a time of 9.784 seconds, came out just ...
The Parker Solar Probe can also be measured as the fastest object, because of its orbital speed relative to the Sun at perihelion: 95.3 km/s (343,000 km/h; 213,000 mph). [c] Because it remains in solar orbit, its specific orbital energy relative to the Sun is lower than New Horizons and other artificial objects escaping the Solar System.