Preview of
Helix Nebula lithograph PDF (632KB)
CONTENTS
- Photo taken by the Hubble Space Telescope
The Helix is a tube-shaped planetary nebula, an expanding shell
of gas around a dying star. This Hubble image stares straight
into the barrel of the tube.
- Facts of interest about the image
Text explains the Helix Nebula's appearance and gives general
information on planetary nebula formation.
- Classroom activity
Included is an inquiry-based classroom activity that focuses on
the image and text.
PDF of Helix
Nebula lithograph (632KB)
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