Astronomy Without A Telescope – Knots In Space

A rare double Einstein ring (SDSSJ0946+1006). Either two distant galaxies are lined up directly behind a closer massive galactic cluster (which is gravitationally-lensing their light into a double ring) – or of course it could be a donut-shaped portal to an alternate universe. You decide. Credit: NASA/ESA HST.

So finally you possess that most valuable of commodities, a traversable wormhole – and somehow or other you grab one end of it and accelerate it to a very rapid velocity. (…) Read the rest of Astronomy Without A Telescope – Knots In Space (699 words)

* * *

(C) Steve Nerlich for Universe Today, 2011. | Permalink | No comment | Add to del.icio.us Post

Feed enhanced by Better Feed from Ozh

URL: http://www.universetoday.com/83425/astronomy-without-a-telescope-knots-in-space/

Leave a Reply

Your email address will not be published. Required fields are marked *