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Sunday May 13, 2013

 

Annular Eclipse of the Sun from Page, AZ.
3towers Lunar 100
3towers Moon Halos
3towers All Sky Cam

 

 

3towers Observatory Latest Images:

 

Comet C/2011 L4 (PANSTARRS) March 12, 2013
Comet Panstaars
 
C-11 HyperStar and Canon 60Da images
M4
M11

M17
M4
M11
M17

 

C-11 HyperStar and Starlight Xpress SXVR-H9C

Comet Linear bw Comet Linear Color Flame Nebular Horsehead Nebula
Comet C /2011 F1 (Linear) Comet C/ 2011 F1 (Linear) Flame Nebula (NGC2024) Horsehead Nebula (IC434)
       
IC404 Comet Garradd M104 M105
IC405 (Flaming Star Nebula; Caldwell31) Comet C/2009 P1 Garradd M104 M105
       
M27 M35 M36 M37
M27 M35 M36 M37
       
M3 M41 M44 M46
M3 M41 M44 M46
       
M47 M48 M4: C-11 HyperStar M50 C-11 HyperStar
M47 M48 M4 M50
       
M67 C11 HyperStar M77 C-11 Hyper Star M78 C-11 HyperStar M68 C-11 HyperStar
M67 M77 M78 M68

 

New Essays:

Revised essay:  Is the Hubble Space Telescope Still Doing Good Science?
Astrophotography with the Nikon D100
Color Magnitude Diagram of M67
Space Quarantine
Olbers' Paradox

 
 

New Grasslands Observatory Deep-Sky Images

 

DoubleCluster NGC6969   IC1848 NGC7000
Double Cluster (NGC869/884; Caldwell14) NGC6960 (Part of Veil Nebula)   IC1848 (Soul Nebula; Sharpless 2-199; LBN 667) NGC7000 (North America Nebula; Caldwell20)
         
Pelican Nebula Arp70   Arp78 NGC2359 and Shadow Drone
Pelican Nebula (IC5070, IC5067) Arp70 (UGC934)   Arp78 (NGC772/770) NGC2359 and RQ-7 Shadow Drone!
         
Arp154 Arp213   Arp336  
Arp154 Arp213 (IC356)   Arp336 (NGC2685)