April 2004 - The Ghost Head Nebula
![Calendar Apr 2004](/media/archives/calendars/medium/cal200404.jpg)
This image from the Hubble Space Telescope is an example of 'painting with light'. Astronomers use the separated colours produced by oxygen and hydrogen to investigate star-forming processes in the Ghost Head Nebula. The colours explain much about the nature of such nebulae.
Credit:European Space Agency, NASA, & Mohammad Heydari-Malayeri (Observatoire de Paris, France)
About the Calendar
Id: | cal200404 |
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Year: | 2004 |
Month: | 4 |