Search found 3 matches
- Tue Jul 09, 2013 5:27 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Supergiant Star Gamma Cygni (2013 Jul 09)
- Replies: 32
- Views: 7042
Re: APOD: Supergiant Star Gamma Cygni (2013 Jul 09)
I just looked up the reference for the 750 lightyears distance, but there it says 467 parsec = 1523 lightyears. I'm an astronomical amateur, so if anybody has an explanation, I'd be grateful. Im just asking because I wanted to add/correct wikipedia on this. I've noticed that distance as well as siz...
- Tue Jul 09, 2013 4:18 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Supergiant Star Gamma Cygni (2013 Jul 09)
- Replies: 32
- Views: 7042
Re: APOD: Supergiant Star Gamma Cygni (2013 Jul 09)
I just looked up the reference for the 750 lightyears distance, but there it says 467 parsec = 1523 lightyears. I'm an astronomical amateur, so if anybody has an explanation, I'd be grateful. Im just asking because I wanted to add/correct wikipedia on this.
- Mon Apr 05, 2010 5:47 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Prometheus Remastered (2010 Apr 05)
- Replies: 10
- Views: 1723
Re: APOD: Prometheus Remastered (2010 Apr 05)
I wonder how these large objects formed. They are as old as the solar system, and should originate from the remnants of a super nova. But a nova can only form tiny pieces of dust of silicon, carbon and so on (I guess). How/when were they fused into a massive object? Can anyone recommend a textbook o...