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Why does this sounding rocket have black sooty exhaust with mach-diamond-like oscillations? Is this unusual?

File footage of a sounding rocket with a dark, non-luminescent, sooty exhaust with mach-diamond-like oscillations is shown in the video 1957-1959 IBM 704 Computer - Vanguard Satellite Program "...
uhoh's user avatar
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8 votes
1 answer
265 views

Could the SS520 be used to return a payload from Mars to Earth?

The Japanese SS520-5 nanosat launcher has a payload of 5kg or so to LEO on an all solid fuel rocket with a total mass of about 2.6 tons. To reach LEO its delta-V totalled over all three stages must be ...
Steve Linton's user avatar
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