<![CDATA[M57, The Ring Nebula, is a planetary nebula located about 2600 ly away in the constellation of Lyra.]]>M57, The Ring Nebula, is a planetary nebula located about 2600 ly away in the constellation of Lyra.

Kinematic studies of M57 suggest that it is barrel shaped. It appears as a ring to us because we are looking down the barrel.

This shows that much of the way we see things in space can be a projection effect.

Link Preview Image
]]>https://board.circlewithadot.net/topic/222cd009-6821-4122-bd67-849f83186d11/m57-the-ring-nebula-is-a-planetary-nebula-located-about-2600-ly-away-in-the-constellation-of-lyra.RSS for NodeFri, 15 May 2026 05:50:34 GMTMon, 20 Apr 2026 21:37:09 GMT60