Need H-a?
Today, the MDW Sky Survey is making available 50% of the entire sky imaged in hydrogen-alpha. From Declination 0 to 90. Each field is 4-hours of exposure (12x20 minutes).
mdw.astro.columbia.edu/dr1_overview...
#AAS245 #MDWskysurvey #astronomy #space #freedata #hydrogen-alpha
The Small Magellanic Cloud in the light of neutral hydrogen (Hα). So many cool features! This is a 9-panel mosaic taken with several AP130 refractors at f/4.5 and FLI PL16803 CCD cameras. About 4 hours per panel.
MDWSkySurvey.org
#nebulae #Hα #astrophotography #astronomy #mdwskysurvey
This image shows the Large Magellanic Cloud, a nearby galaxy visible only from the Southern Hemisphere. Sean Walker / MDWSkySurvey.org
www.mdwskysurvey.org?pgid=iv9mthx...
#space #astronomy #galaxy #LMC #MDWSkySurvey
Here are several nice deep-sky objects in Sagittarius. Most prominent are M20, the Trifid Nebula (top right) and M8, the Lagoon Nebula (bottom center/right). FSQ106IIIED, FLI ML16803, Astrodon HA+RGB filters. 4 hours per channel. MDWsSkySurvey.org
#space #astronomy #astrophotography #mdwskysurvey