BBC Sky at Night Magazine on MSN
This red rectangle in space is real, it's bizarre, it glows infrared and it shows us what happens when a star dies
The Red Rectangle Nebula is is a proto-planetary nebula formed by a dying star beginning to shed its outer layers into space.
The Red Rectangle Nebula doesn’t merely look modern-art cubist bizarre. Its very light is strange, its composition is food for philosophy, and it remains a hot venue of current research. Located in ...
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