Astronomy Picture of the Day

Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

2011 April 30
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Tycho's Supernova Remnant
X-Ray Image Credit: NASA / CXC / F.J. Lu (Chinese Academy of Sciences) et al.
Poem: Alice Allen (apologies to William Blake)


Tycho! Tycho! burning bright
In the darkness of the night,
What exploding white dwarf star
Did frame thy remnant from afar,

In the distant deep dark skies
Under gaze of human eyes?
Seen by mortals and their ma
Named for one called Tycho Brahe.

Tomorrow's picture: Sunday's Childe

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