Hevach

Messages

32

Featured content

0

Reaction score

13

Points

535

---

Joined

Aug 26, 2023

Last seen

Wednesday at 3:34 AM

Find

Find content

Find all content by Hevach Find all threads by Hevach

Latest activity Postings Featured content About Trophies

• • 

    Hevach replied to the thread Escape Velocity.

    Excepting things like direct ascent lunar/deep space launches (which aren't really the norm) most of the velocity you need to stay in...

    Jun 8, 2025
  • 

    Hevach replied to the thread 1 year before?.

    It would have been bad, but winning was almost as bad. The US government was treating NASA like a horse in a race, and the thing with...

    Jun 4, 2025
  • 

    Hevach replied to the thread Mars?.

    Because that's where NASA's perpetual sliding timeline landed last time any kind of detailed idea was written up. These plans are...

    May 10, 2025
  • 

    Hevach replied to the thread Stage 1 Reaching Escape Velocity And Returning.

    They are quite brilliant. They have a much flatter performance curve with ambient pressure, so a single engine can perform viably at...

    May 10, 2025
  • 

    Hevach replied to the thread Stage 1 Reaching Escape Velocity And Returning.

    SSTO (single stage to orbit) has been a dream for decades. It's been a pipe dream, so far the tyranny of the rocket equation has killed...

    May 9, 2025
  • 

    Hevach replied to the thread 1950s.

    During WWII the German V2 program did achieve a couple suborbital flights, but these were very basic, and there wasn't really a path...

    May 9, 2025

  Show older items
• Loading…
• Loading…
• Loading…
• Loading…