¿ Astronomy Picture of the Day [1]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. 2020 April 5 [2]See Explanation. Clicking on the picture will download the highest resolution version available. Color the Universe Image Credit: Unknown Explanation: Wouldn't it be fun to color in the universe? If you think so, please accept this famous astronomical illustration as a preliminary substitute. You, [3]your friends, your parents or children, can print it out or even [4]color it digitally. While [5]coloring, you might be [6]interested to know that even though [7]this illustration has appeared in [8]numerous places over the past 100 years, the actual artist remains unknown. Furthermore, [9]the work has no accepted name -- [10]can you think of a good one? The illustration, [11]first appearing in a [12]book by [13]Camille Flammarion in 1888, is [14]used frequently to show that humanity's present concepts are susceptible to [15]being supplanted by greater truths. Tomorrow's picture: hubble spiral __________________________________________________________________ [16]< | [17]Archive | [18]Submissions | [19]Index | [20]Search | [21]Calendar | [22]RSS | [23]Education | [24]About APOD | [25]Discuss | [26]> __________________________________________________________________ Authors & editors: [27]Robert Nemiroff ([28]MTU) & [29]Jerry Bonnell ([30]UMCP) NASA Official: Phillip Newman [31]Specific rights apply. [32]NASA Web Privacy Policy and Important Notices A service of: [33]ASD at [34]NASA / [35]GSFC & [36]Michigan Tech. U. References 1. https://apod.nasa.gov/apod/archivepix.html 2. https://apod.nasa.gov/apod/image/1607/BeyondEarth_Unknown_3000.jpg 3. https://assets3.thrillist.com/v1/image/2524371/size/tmg-article_tall.jpg 4. https://www.thecolor.com/Category/Coloring/Planets.aspx 5. http://www.huffingtonpost.com/2014/10/13/coloring-for-stress_n_5975832.html 6. https://eyes.nasa.gov/curiosity/ 7. https://en.wikipedia.org/wiki/Flammarion_engraving 8. http://www.historyofinformation.com/detail.php?id=3329 9. https://www.youtube.com/watch?v=6zp60ODhbb4 10. http://asterisk.apod.com/discuss_apod.php?date=200405 11. https://books.google.com/books?id=ScDVAAAAMAAJ&pg=PA163 12. http://gallica.bnf.fr/ark:/12148/bpt6k408619m/f4.image 13. https://en.wikipedia.org/wiki/Camille_Flammarion 14. https://commons.wikimedia.org/wiki/Category:Flammarion_Woodcut 15. https://apod.nasa.gov/apod/ap010101.html 16. https://apod.nasa.gov/apod/ap200404.html 17. https://apod.nasa.gov/apod/archivepix.html 18. https://apod.nasa.gov/apod/lib/apsubmit2015.html 19. https://apod.nasa.gov/apod/lib/aptree.html 20. https://antwrp.gsfc.nasa.gov/cgi-bin/apod/apod_search 21. https://apod.nasa.gov/apod/calendar/allyears.html 22. https://apod.nasa.gov/apod.rss 23. https://apod.nasa.gov/apod/lib/edlinks.html 24. https://apod.nasa.gov/apod/lib/about_apod.html 25. http://asterisk.apod.com/discuss_apod.php?date=200405 26. https://apod.nasa.gov/apod/ap200406.html 27. http://www.phy.mtu.edu/faculty/Nemiroff.html 28. http://www.phy.mtu.edu/ 29. https://antwrp.gsfc.nasa.gov/htmltest/jbonnell/www/bonnell.html 30. http://www.astro.umd.edu/ 31. https://apod.nasa.gov/apod/lib/about_apod.html#srapply 32. https://www.nasa.gov/about/highlights/HP_Privacy.html 33. https://astrophysics.gsfc.nasa.gov/ 34. https://www.nasa.gov/ 35. https://www.nasa.gov/centers/goddard/ 36. http://www.mtu.edu/