Back Again!
I've re-read and re-read all the answers several times and I think at last the penny has dropped! (English phrase).
It is hard (for me a least) to get my head round, but I'm pretty sure I get it now.
Thanks Y'all
@George
Thankyou for detailed answer. I probably muddied the waters (for myself at least) by overcomplicating it.
What I can't get my head round (but it's my problem) is that both objects experience the SAME time dilation and yet when they meet up later, only ONE has?Two objects in free space...
Sorry didn't realize, although I'm not using an iPhone
For you: http://www.jimal-khalili.com/podcasts
But I don't think it's rocket science (pun intended) for anyone interested to google the guy.
Thankyou for your reply but it's a bit beyond me!
I just thought that if the clock on the rocket runs slower (real time?) than the clock on the earth.
But to the astronaut on the rocket, the clock on Earth runs slower.
Then at sometime the hands on the clock on the Earth have to catch up...
Hi,
I've been listening to a Professor Jim Al-Khalil's scipod on time travel. I think this guy is bloody excellent by the way.
http://reader.mac.com/mobile/v1/http%3A%2F%2Fwww.jimal-khalili.com%2Fpodcast%2Fjim.rss
Anyway,
He said to an observer on the Earth a clock on a...