Questions tagged [surveyor-program]

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Which Apollo 12 astronaut is shown examining the Surveyor 3 lander in this photograph?

I used this image in Exactly what was Surveyor 3 doing with a spring-loaded boxing glove-like device? but in the captions for the image on two NASA sites I noticed a disagreement in the identify of ...
2
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1answer
69 views

Exactly what was Surveyor 3 doing with a spring-loaded boxing glove-like device?

The thorough moon.NASA.gov/exploration page Moon Missions shows the image below. I learned almost all of what I know about Physics and Engineering from the Wile E. Coyote and the Road Runner cartoons,...
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0answers
132 views

Is Lunar Horizon Glow still a thing? Has the “dust settled” on the topic?

The title gets its inspiration from Is the Flyby Anomaly still a thing? but the topic is different. The Lunar Horizon Glow is a phenomenon observed by some of the Surveyor missions. While the Sun is ...
2
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0answers
39 views

Direct transfers to inclined lunar orbits?

I'm trying to find examples of direct earth–moon trajectories ending in inclined low lunar orbits. I've found a few classes, such as those with plane changes between SOI encounter and capture ...
6
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1answer
191 views

Surveyor TD-339 engines - used on all US powered robotic landers?

I've read that derivatives of the original Thiokol TD-339 model of vernier engine for the Surveyor program was reused in the Viking program, and seen a hint that MSL was using the same heritage design,...
9
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1answer
852 views

What was learned from study of Surveyor-3's components, retrieved and returned to Earth by Apollo-12?

A comment by @Hobbes on the question How did Apollo-12 manage to land next to Surveyor-3? First “Space-Tourists”? points out that the "souvenirs" removed and retrieved from the Surveyor-3 lander by ...
15
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4answers
3k views

How did Apollo-12 manage to land next to Surveyor-3? First “Space-Tourists”?

To me this looks like the first instance of space-tourism (humor, pls don't add the tag, see exemplary documentation at end of question). The astronauts landed next to Surveyor-3 on purpose, got out ...
9
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1answer
259 views

Did the Surveyor missions measure secondary radiation?

Near and on the surface of the Moon, there is not only radiation emanating from the Sun (solar wind, CME, SPE), but also deep space (cosmic) radiation. The cosmic radiation also interacts with the ...
9
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1answer
330 views

What type of onboard radar did the Surveyor landers use?

The Surveyor landers are the second generation of US lunar spacecraft following the Ranger series. They paved the way for the later soft landings of Apollo. What type of onboard radars were used in ...