Category Archives: planetary nebulae

The Expansion Proper Motions of the Planetary Nebula NGC 6302 from HST imaging

Posted on May 30, 2011 by astrocompute

C. Szyszka, A. A. Zijlstra and J. R. Walsh (2011) have used Montage in their study of the expansion proper motions of planetary nebulae. Planetary nebulae expand on time scales of 103–104 yr, and for the closest nebulae, this can be detected within … Continue reading →

Posted in astronomy, astronomy images, Astronomy software, Image mosaic, Image processing, Images, planetary nebulae, software | Tagged , , , , , , | Leave a comment