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Search: Posts Made By: tartare
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Forum: Rumours & News
29th Jun 2018, 01:44
Replies: 69
Views: 19,995
Posted By tartare

...true, but isn't a lot of the research in the...

...true, but isn't a lot of the research in the US at the moment focused on burning hydrocarbon based fuels (such as the X-51) rather than liquid hydrogen?
Admittedly the X-51 looks more like a...
Forum: Rumours & News
28th Jun 2018, 23:58
Replies: 69
Views: 19,995
Posted By tartare

True. Maybe engines or someone else on the site...

True.
Maybe engines or someone else on the site who's really clever with numbers and payload range calcs can give us an idea of the airframe size/weight for a 100 pax mission.
I assume it would...
Forum: Rumours & News
28th Jun 2018, 05:07
Replies: 69
Views: 19,995
Posted By tartare

Leave LHR 10am. Assuming 2 hour crossing at...

Leave LHR 10am.
Assuming 2 hour crossing at FL95+ and Mach 5 or more.
Arrive JFK or LGA at 7am (do I have my sums right?)
Do deal and shake hands with Masters of Universe in midtown.
Leave at...
Forum: Rumours & News
27th Jun 2018, 04:19
Replies: 69
Views: 19,995
Posted By tartare

Perhaps Gouli. But I'd still love to see that...

Perhaps Gouli.
But I'd still love to see that vapour trail 18 miles up, arcing across the sky - even for the sake of a bit of global cooling.
Find myself wondering `why now?'
Has there been a...
Forum: Rumours & News
27th Jun 2018, 02:08
Replies: 69
Views: 19,995
Posted By tartare

Proposed powerplant indeed sounds very much like...

Proposed powerplant indeed sounds very much like the SR-72 retractable turbine core - folding away to become a pure scramjet.
I think max speed the SR-71 attained was around Mach 3.5 - but Brian...
Forum: Rumours & News
26th Jun 2018, 23:12
Replies: 69
Views: 19,995
Posted By tartare

Boeing Hypersonic airliner

Intriguing announcement.
https://www.boeing.com/features/2018/06/hypersonic-concept-vehicle.page
For Boeing to even float this as an idea would suggest that even absent the SR-72 supposed sightings...
Showing results 1 to 6 of 6


 
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