pale blue dot
NASA has just published Two Years’ Worth of Apollo 11 Mission Audio (the first crewed moon landing mission) on their website “Explore Apollo“. That’s more than 19,000 hours of audio. So now anyone can hear the endless hours of conversations between the Apollo 11 astronauts and Houston. Some recordings are really exciting, for example, the …
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The mighty Saturn V, the rocket that took humans to the moon, remains the tallest, heaviest, and most powerful rocket ever brought to operational status (as of 2018). It was used by NASA between 1967 and 1973. It was powered by five Rocketdyne F-1 engines. With a thrust of 1,746,000 lbf (7,770 kN) in vacuum …
Continue reading “Why can’t we Remake the Rocketdyne F-1 Engine, which took humans to the Moon?”
On July 20, 2018 (on the 49th anniversary of the moon landing), Linn LeBlanc, Chief Operating Officer at Buzz Aldrin Ventures, LLC asked on Twitter that: “Where were you 49 years today when @TheRealBuzz and Neil Armstrong made those historic first steps onto the Moon. Congratulations to the #Apollo11 crew and to the thousands that …
On his Twitter account, Andrew Jones, a journalist reporting on China’s space program and related activities, has published amazing images of the Earth and the Moon captured from China’s Queqiao lunar communications relay satellite, a key component of Chang’e 4 lunar landing mission.
Alan Bean, the fourth person to walk on the Moon has died today (May 26, 2018). He was the fourth person to walk on the Moon: in November 1969, he spent 10+ hours on the lunar surface during Apollo 12 mission, the sixth crewed flight in the United States Apollo program, and the second to …
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A crescent-Earth photo, by an automatic camera aboard the unpiloted Apollo 4 command module on November 9, 1967, at an altitude of 11,200 miles (18,000 km). Apollo 4, (also known as AS-501), was the first uncrewed test flight of NASA’s mighty Saturn V rocket, which was used by the U.S. Apollo program to send the …
A great short science fiction film, “Others Will Follow”, created and directed by Andrew Finch and published on Vimeo, tells the story of a crewed Mars mission. An accident occurs and the spacecraft breaks apart, the last survivor (we don’t see what happens to the rest of the crew, but presumably they have died) manages …
Spacewalking or Extravehicular activity (EVA) is any activity done by an astronaut or cosmonaut outside a spacecraft beyond the Earth’s appreciable atmosphere (a moonwalk is also an EVA). The first spacewalker was the Soviet cosmonaut Alexey Arkhipovich Leonov. He became the first human to conduct an extra-vehicular activity (EVA) on March 18, 1965; exiting the capsule during …
On August 2, 1971, during the third EVA (Extravehicular activity) of the Apollo 15 (see notes 1) mission, commander David Scott drove the rover away from Lunar Module, where the television camera could be used to observe the lunar liftoff. Then he left a small aluminum statuette called “Fallen Astronaut” next to the rover, which commemorates …
Tech Insider published a video titled “How NASA, SpaceX, and Blue Origin’s Monster Rockets Compare”. Still, the old Saturn V, which was used by NASA between 1967 and 1973 and took humans to the Moon, is the biggest and strongest rocket ever built. But new rockets are coming and that’s finally about the change. Here …
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