What is the scale of our universe?

  • Thread starter Thread starter goldsax
  • Start date Start date
  • Tags Tags
    Link Scale Web
goldsax
Messages
51
Reaction score
0
the link is worth having a look at to illustrate the scale of our universe
http://www.htwins.net/scale2/
 
Astronomy news on Phys.org
Nice. Thanks!
 
Great teaching aid. I would recommend it for every single student!
 

Thread 'Our Beautiful Universe - Photos and Videos'

This thread is dedicated to the beauty and awesomeness of our Universe. If you feel like it, please share video clips and photos (or nice animations) of space and objects in space in this thread. Your posts, clips and photos may by all means include scientific information; that does not make it less beautiful to me (n.b. the posts must of course comply with the PF guidelines, i.e. regarding science, only mainstream science is allowed, fringe/pseudoscience is not allowed). n.b. I start this...
View full post »

Thread 'Venus and Jupiter Conjunction'

Today at about 4:30 am I saw the conjunction of Venus and Jupiter, where they were about the width of the full moon, or one half degree apart. Did anyone else see it? Edit: The moon is 2,200 miles in diameter and at a distance of 240,000 miles. Thereby it subtends an angle in radians of 2,200/240,000=.01 (approximately). With pi radians being 180 degrees, one radian is 57.3 degrees, so that .01 radians is about .50 degrees (angle subtended by the moon). (.57 to be more exact, but with...
View full post »

Similar threads

I Interpreting a scale factor vs. distance graph
Replies
13
Views
4K
I MOND from galaxies that are fractal
Replies
10
Views
2K
I Factor of how much linear size scale has changed
Replies
2
Views
2K
Question regarding What is the universe made of?
Replies
14
Views
2K
I Could the Universe Be Much Older Than 13.8 Billion Years?
Replies
3
Views
2K
Which key or scale? Dm, Gmaj, Cmaj, (maybe with B-flat-maj)
Replies
28
Views
2K
I How is Dark Matter distributed around our galaxy?
Replies
6
Views
3K
Future of Web-Scale Training Sets: Unpacking Data Poisoning Concerns
Replies
1
Views
1K
B Is the Universe older than we think?
Replies
40
Views
6K
Scale of the universe if a star was a grain of sand
Replies
5
Views
18K

Hot Threads

Recent Insights

Back
Top