Author Archives: johnhare

johnhare

About johnhare

I do construction for a living and aerospace as an occasional hobby. I am an inventor and a bit of an entrepreneur. I've been self employed since the 1980s and working in concrete since the 1970s. When I grow up, I want to work with rockets and spacecraft. I did a stupid rocket trick a few decades back and decided not to try another hot fire without adult supervision. Haven't located much of that as we are all big kids when working with our passions.

Sea Launch Sold

I read just yesterday that Sea Launch has been sold. Then I get an email last night that this post from August 2014 inspired the purchase that solidified when SpaceX was able to recover on land the first try after … Continue reading

Posted in Uncategorized | 8 Comments

Max Diameter Compensating Nozzle

One of the items that seems to be missing from the current crop of LVs is any hint of compensating Nozzles. So a nozzle normally flies that is over expanded at sea level, optimum for a few seconds at some … Continue reading

Posted in Uncategorized | 10 Comments

Seven Core RLB

In the discussion on Jons’ last post it was mentioned that seven cores could be used in the VTVL booster technique with the outer six semi-permanently attached as a single unit. If they are close to gas-n-go on landing, then … Continue reading

Posted in Uncategorized | 6 Comments

Long Range Stage Recovery

Recovering stages from far down range is likely to be on the agenda for several companies in the next decade or so. RTLS for the boosters or a first stage is a different proposition than collecting something from Mach several … Continue reading

Posted in Uncategorized | 7 Comments

The Return of FalconV

In the last several weeks two companies have landed boosters that have been to space. The boost back RTLS with VTVL is now established as a demonstrated capability. What’s next? The boost back gets the upper stage(s) to space with … Continue reading

Posted in Uncategorized | 21 Comments

Simple SPS ??

Reading about the drawbacks of conventional Solar Power Satellites and the comments in response to Chris eventually triggered an idea, or perhaps a memory of something hinted at in something I read once. I’m somewhat less certain of complete originality … Continue reading

Posted in Uncategorized | 35 Comments

Post a Day

john hare In helping Jon complete the post a day for a month celebrating 10 years of selenian boondocks, I found I’m not very good at nonspontaneous writing. When I have an idea that I’m passionate about and I write … Continue reading

Posted in Uncategorized | 2 Comments

Lap Construction

probationary second string substitute apprentice relief bloggers’ helper in training john hare Everybody that reads my posts knows that I think most people get way too complicated with launch assist platforms. In my post last week I suggested a really … Continue reading

Posted in Uncategorized | 5 Comments

SpaceX Downselect by Senate?

Second string substitute apprentice relief blogger in training john hare The various antics of our elected officials in Washington tend to bring into question their motives and loyalties. The commercial crew  cuts by the house that were cut even further … Continue reading

Posted in Uncategorized | 4 Comments

Custom LAP

Second string substitute apprentice relief blogger john hare. In my last post I described a new type of turbojet based on my cage jet of years ago. The engine I described has the capability of good thrust and good fuel … Continue reading

Posted in Uncategorized | 3 Comments