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. 2023 June 4 [2]A black and white line drawing depicts a person peering outside of a spherical room into a greater universe. Please see the explanation for more detailed information. Color the Universe Image Credit: Unknown, possibly [3]C. Flammarion 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, [4]your friends, your parents or children, can print it out or even [5]color it digitally. While [6]coloring, you might be [7]interested to know that even though [8]this illustration has appeared in [9]numerous places over the past 100 years, the actual artist remains unknown. Furthermore, [10]the work has no accepted name -- [11]can you think of a good one? The illustration, [12]first appearing in a [13]book by [14]Camille Flammarion in 1888, is [15]frequently used to show that humanity's present concepts are [16]susceptible to [17]being supplanted by greater truths. Tomorrow's picture: a nebular trifecta __________________________________________________________________ [18]< | [19]Archive | [20]Submissions | [21]Index | [22]Search | [23]Calendar | [24]RSS | [25]Education | [26]About APOD | [27]Discuss | [28]> __________________________________________________________________ Authors & editors: [29]Robert Nemiroff ([30]MTU) & [31]Jerry Bonnell ([32]UMCP) NASA Official: Phillip Newman [33]Specific rights apply. [34]NASA Web Privacy Policy and Important Notices A service of: [35]ASD at [36]NASA / [37]GSFC, [38]NASA Science Activation & [39]Michigan Tech. U. References 1. https://apod.nasa.gov/apod/archivepix.html 2. https://apod.nasa.gov/apod/image/2306/BeyondEarth_Unknown_3000.jpg 3. https://en.wikipedia.org/wiki/Camille_Flammarion 4. https://assets3.thrillist.com/v1/image/2524371/size/tmg-article_tall.jpg 5. https://www.thecolor.com/Category/Coloring/Planets.aspx 6. http://www.huffingtonpost.com/2014/10/13/coloring-for-stress_n_5975832.html 7. https://eyes.nasa.gov/curiosity/ 8. https://en.wikipedia.org/wiki/Flammarion_engraving 9. https://www.historyofinformation.com/detail.php?id=3329 10. https://www.youtube.com/watch?v=6zp60ODhbb4 11. https://asterisk.apod.com/discuss_apod.php?date=230604 12. https://books.google.com/books?id=ScDVAAAAMAAJ&pg=PA163 13. http://gallica.bnf.fr/ark:/12148/bpt6k408619m/f4.image 14. https://en.wikipedia.org/wiki/Camille_Flammarion 15. https://commons.wikimedia.org/wiki/Category:Flammarion_Woodcut 16. https://www.facebook.com/photo/?fbid=6509044552448437&set=gm.10161140528949235&idorvanity=72392414234 17. https://apod.nasa.gov/apod/ap010101.html 18. https://apod.nasa.gov/apod/ap230603.html 19. https://apod.nasa.gov/apod/archivepix.html 20. https://apod.nasa.gov/apod/lib/apsubmit2015.html 21. https://apod.nasa.gov/apod/lib/aptree.html 22. https://antwrp.gsfc.nasa.gov/cgi-bin/apod/apod_search 23. https://apod.nasa.gov/apod/calendar/allyears.html 24. https://apod.nasa.gov/apod.rss 25. https://apod.nasa.gov/apod/lib/edlinks.html 26. https://apod.nasa.gov/apod/lib/about_apod.html 27. https://asterisk.apod.com/discuss_apod.php?date=230604 28. https://apod.nasa.gov/apod/ap230605.html 29. http://www.phy.mtu.edu/faculty/Nemiroff.html 30. http://www.phy.mtu.edu/ 31. https://antwrp.gsfc.nasa.gov/htmltest/jbonnell/www/bonnell.html 32. http://www.astro.umd.edu/ 33. https://apod.nasa.gov/apod/lib/about_apod.html#srapply 34. https://www.nasa.gov/about/highlights/HP_Privacy.html 35. https://astrophysics.gsfc.nasa.gov/ 36. https://www.nasa.gov/ 37. https://www.nasa.gov/centers/goddard/ 38. https://science.nasa.gov/learners 39. http://www.mtu.edu/