Linked Questions

1 vote
1 answer
1k views

Is it possible to put a satellite into geostationary orbit using a weather balloon? [duplicate]

I was wondering about the following situation: First, you send up a balloon with a satellite with some thrusters built-in. As soon as the balloon reaches the geostationary height, it deploys from the ...
user avatar
1 vote
1 answer
2k views

Is it possible to put something small in orbit with a balloon? [duplicate]

I'm wondering if it'd be possible to tape a bottle rocket to one of these chipsat things and carry it to space with a balloon. Once the balloon hits max altitude, the small rocket is ignited and takes ...
corysimmons's user avatar
2 votes
1 answer
172 views

High altitude balloon + rocket [duplicate]

I heard that most of a rocket's power is used to get out of the atmosphere. So I was wondering if it would it work to send a very low powered rocket (maybe even something that was simply shot using ...
zoecarver's user avatar
  • 129
0 votes
0 answers
62 views

Are hydrogen balloons a feasible launch device? [duplicate]

The idea is to use massive cylindrical balloons to raise the vehicle into the upper atmosphere, then reel in the balloons, burning the hydrogen.
Valid's user avatar
  • 101
1 vote
0 answers
52 views

Are there any projects of flying launch pads on high altitude ballons? [duplicate]

It is possible to fly up to 30 km with high altitude balloons. Is it possible to build an island there with launch pad on it? Will it help to fly to space?
Dims's user avatar
  • 733
6 votes
3 answers
3k views

Why are spacecraft not air-launched from airplanes [duplicate]

I searched on the subject, thinking it could probably be cheaper to fly the spacecraft aboard a plane and then launch it from altitude. The only thing I found was this Wikipedia page, but it only ...
user avatar
6 votes
3 answers
2k views

Could a balloon or airplane launched rocket get humans into orbit?

There are working systems based on aircraft and balloons which can launch satellites into orbit with the help of a rocket booster. All of these are fairly small payloads. Are there any studies of the ...
Kaushik Ghose's user avatar
8 votes
2 answers
1k views

Active thrust vectoring

I am new to this group, and so glad I found it. Rockets use thrust vectoring, fins or both for flight control. Lets say when SpaceX launches a Falcon 9, from liftoff until MECO, when is thrust ...
Paul Kaup's user avatar
8 votes
1 answer
827 views

How did Shepard's and Grissom's speeds compare with orbital velocity?

As is often said here and in XKCD, an orbit isn't merely high up... it's also going fast. The first two American astronauts -- Alan Shepard and Gus Grissom -- did indeed get "high up" enough to ...
DrSheldon's user avatar
  • 47.9k
-9 votes
2 answers
697 views

Can a reusable electric powered blimp stage for launch possible? [closed]

Originally this question asked about using blimps and electricity in replacement of boosters. As written then it was no good and got down votes. I had a few question marks and each question really ...
Muze's user avatar
  • 1
-4 votes
2 answers
500 views

Wouldn't it be better to leave Earth less dramatically? [closed]

I'm not claiming this concept outlined below as a massively original idea. But perhaps the idea of "gentle" access to space is unusual? What I'm talking about is a High-Altitude Platform (HAP), kept ...
mike rodent's user avatar
7 votes
2 answers
508 views

Helium balloon as a rocket

This question is not about rockoons, which are rockets using balloons as launch platforms to start from a greater altitude. This question asks about using the balloon itself as the rocket, like a toy ...
Peter - Reinstate Monica's user avatar
0 votes
2 answers
254 views

Floating Launch

Can a space rocket launch if it had no platform underneath it? If a blimp could lift a rocket into the stratosphere to launch, What problems would arise and how big would it be? What prevents a blimp/...
Muze's user avatar
  • 1
-7 votes
2 answers
203 views

Could you use two (or more) weather balloons, and an oxygen tank to get a human to low orbit? [closed]

Would it be possible? Could you survive? Practical?
Samuel Strachan's user avatar