View Profile: Cheap Astronomy

Tab Content: All; Cheap Astronomy; Friends; Photos

Older Activity
2013-Apr-30, 11:20 AM

Cheap Astronomy started a thread Who said 'the bunny girl' line. in Space/Astronomy Questions and Answers

There was an semi-famous communication during the Apollo 11 mission where Capcom relays the Chinese legend of Chang'e - a beautiful goddess marooned...

see more

1 replies | 128 view(s)
2013-Apr-21, 11:25 AM

Cheap Astronomy replied to a thread Making the universe look younger in Space/Astronomy Questions and Answers

But where are you positioning "the matter which emitted the cosmic background radiation so very long ago". Some of it is probably quite close by and...

see more

7 replies | 254 view(s)
2013-Apr-20, 11:45 PM

Cheap Astronomy started a thread Making the universe look younger in Space/Astronomy Questions and Answers

If you approach the speed of light presumably you would begin to see the cosmic microwave background become blue-shifted. Would this lead you to...

see more

7 replies | 254 view(s)
2013-Apr-20, 08:27 AM

Cheap Astronomy replied to a thread Going faster in a vacuum in Space/Astronomy Questions and Answers

Thanks. I was in a discussion around whether the energy conversion of the work of a rocket engine is kinetic energy (1/2 mv sq) or momentum energy...

see more

6 replies | 193 view(s)
2013-Apr-20, 12:37 AM

Cheap Astronomy started a thread Going faster in a vacuum in Space/Astronomy Questions and Answers

Hi, Sorry probably just high school physics, but here's my question. For a spacecraft moving through a frictionless vacuum does it take more...

see more

6 replies | 193 view(s)

No More Results

Cheap Astronomy
Member

Mini Statistics

Recent Visitors

1 Visitor Messages

Basic Information

Contact

Statistics

Total Posts

Visitor Messages

General Information

Cheap Astronomy Member

Mini Statistics

Recent Visitors

1 Visitor Messages

Basic Information

Contact

Statistics

Total Posts

Visitor Messages

General Information

Cheap Astronomy
Member