Search found 4 matches
- Fri Oct 09, 2015 8:26 pm
- Forum: Astrophysics
- Topic: the Mathematics of the Milky Way
- Replies: 5
- Views: 3120
Re: the Mathematics of the Milky Way
Thanks everyone. Stella I went back to basics and did it from first principles and now see how it works. I have much work to do
- Fri Oct 09, 2015 6:32 pm
- Forum: Astrophysics
- Topic: the Mathematics of the Milky Way
- Replies: 5
- Views: 3120
Re: the Mathematics of the Milky Way
Thank you David
Yes I know that but 10 to the 12th is significantly less than 10 to the 9th and 10 tk the 10th combined. The book suggests that 2 components of the Milky Way have greater mass than the estimated total mss
Yes I know that but 10 to the 12th is significantly less than 10 to the 9th and 10 tk the 10th combined. The book suggests that 2 components of the Milky Way have greater mass than the estimated total mss
- Thu Oct 08, 2015 5:08 pm
- Forum: Telescopes and instruments
- Topic: Battery Pack Recomendation for Dew Heater
- Replies: 1
- Views: 2318
Re: Battery Pack Recomendation for Dew Heater
I went to Maplin and got a 12v adaptor to plug the usual 'car socket' plug into and run it from the mains when at home. Gave up with rechargeble battery packs
- Thu Oct 08, 2015 4:52 pm
- Forum: Astrophysics
- Topic: the Mathematics of the Milky Way
- Replies: 5
- Views: 3120
the Mathematics of the Milky Way
I am guessing that this is the best place for this question and apologies if not. I am trying to learn the maths behind astronomy. I am told by the OU book 'Introduction to Galaxies and Cosmology' that the estimated mass of the Milky Way is 10 to the power 12 x the mass of the sun. It then goes on t...