Search found 3 matches

by Gliese581d_bound
Tue May 24, 2011 8:02 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Three Arches Above Utah (2011 May 24)
Replies: 23
Views: 4305

Re: APOD: Three Arches Above Utah (2011 May 24)

hi Chris, thanks for the reply. The dictionary say an arch is an "upwardly curved construction." so, you are looking up at something that is curved. my understanding of what today's APOD is saying is that the Milky way is made up of disks. it is like an old 45 RPM record on a turntable. th...
by Gliese581d_bound
Tue May 24, 2011 6:37 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Three Arches Above Utah (2011 May 24)
Replies: 23
Views: 4305

Re: APOD: Three Arches Above Utah (2011 May 24)

How many arches can you count in the above image? If you count both spans of the Double Arch in the Arches National Park in Utah, USA, then two. But since the above image was taken during a clear dark night, it caught a photogenic third arch far in the distance -- that of the overreaching Milky Way...