What: Earth Day
Download a 3.8mb PNG suitable for printing in A4 size. Dedicated to the public domain.
Tiny Earth image (the blue pixel in the letter ‘I’) is PIA00452: Solar System Portrait - Earth as ‘Pale Blue Dot’ by NASA/JPL. PT Mono typeface by Alexandra Korolkova with participation from Isabella Chaeva. Hubble eXtreme Deep Field (XDF)1 image (inside the heart) by NASA, ESA, G. Illingworth, D. Magee, and P. Oesch (University of California, Santa Cruz), R.