The legendary Hubble Space Telescope is facing a silent crisis as orbital decay pulls it closer to a fiery end in Earth's atmosphere. <br /><br />The Dog Star: By NASA, H.E. Bond and E. Nelan (Space Telescope Science Institute, Baltimore, Md.); M. Barstow and M. Burleigh (University of Leicester, U.K.); and J.B. Holberg (University of Arizona) - https://hubblesite.org/contents/media/images/2005/36/1820-Image, https://tinyurl.com/yeymc44c<br />PIA07337: By NASA/JPL-Caltech/Harvard-Smithsonian CfA, https://tinyurl.com/yc86btss<br />outburst from comet: By NASA, ESA, P. Feldman (Johns Hopkins University), and H. Weaver (Applied Physics Lab) - https://esahubble.org/images/heic0508a, https://tinyurl.com/4j7c6aca<br />Radiation on Europa: By NASA/JPL-Caltech, https://images.nasa.gov/details/PIA22479<br />Supernova Companion Star: By NASA, ESA, G. Bacon (STScI), NASA Goddard, https://images.nasa.gov/details/GSFC_20171208_Archive_e000993<br />CC BY 2.0 https://creativecommons.org/licenses/by/2.0:<br />Galaxy Clusters: By Andrea Luck - https://flic.kr/p/2qTEFJk, https://tinyurl.com/bdfaf2ru<br />CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0:<br />Hydra reprocessed: By Italyoz484, https://tinyurl.com/bdfpkf2c<br />CC BY 4.0 https://creativecommons.org/licenses/by/4.0:<br />KiDS survey region: By By Kilo-Degree Survey Collaboration/H. Hildebrandt & B. Giblin/ESO - https://www.eso.org/public/images/eso1642c, https://commons.wikimedia.org/w/index.php?curid=170550060<br />Messier 87: By Event Horizon Telescope - https://tinyurl.com/bdd537u8<br />Animation is created by Bright Side. Credit:<br />normal matter and dark matter: By NASA, ESA and R. Massey (California Institute of Technology) - https://esahubble.org/images/heic0701c, https://commons.wikimedia.org/w/index.php?curid=182056672<br />Comet Hale-Bopp: By NASA/JPL/STScI, https://images.nasa.gov/details/PIA01289<br />Hubble-V: By NASA, ESA and The Hubble Heritage Team STScI/AURA Acknowledgment: C. R. ODell Vanderbilt University and L. Bianchi Johns Hopkins University and Osservatorio Astronomico, https://images.nasa.gov/details/PIA04222<br />HubbleLegacyFieldZoomOut: By NASA, ESA, G. Illingworth (University of California, Santa Cruz), and G. Bacon (STScI) - https://tinyurl.com/29bbh486, https://tinyurl.com/42kw9ds6<br />Supernova with Expanding Shell: By Michael McClare, Dana Berry, Goddard Space Flight Center, https://tinyurl.com/yctj9rmj<br />Explosive Magnetic Reconnection: By Joy Ng, Tai Phan, James Drake, Michael Shay, Jonathan Eastwood, Mara Johnson-Groh, Tom Bridgman, Lisa Poje, Josh Masters, Walt Feimer, Brian Monroe, Mary P. Hrybyk-Keith, Colby Haggerty, Ashley Michini, Tulasi Parashar, Aaron Lepsch, Goddard Space Flight Center, https://tinyurl.com/bnpzzpk2<br />Geomagnetic and Atmospheric Response: By NASA's Scientific Visualization Studio - SSAI/Andrew J Christensen, ADNET Systems, Inc./Laurence Schuler, ADNET Systems, Inc./Ian Jones, Johns Hopkins University/APL/Slava Merkin, NASA/GSFC/Douglas E. Rowland, Catholic University of America/Katherine Garcia-Sage, ADNET Systems, Inc./Rachel Lense, eMITS/Lacey Young - https://svs.gsfc.nasa.gov/5435, https://tinyurl.com/5yaxv2y3<br />HST SM4 STIS Equipment Prep: By Michael McClare, Bob Sauls, Goddard Space Flight Center, https://images.nasa.gov/details/GSFC_20080822_HST_m10230_STIS_Equp_Prep<br />HST SM4 WFC3 Installation EVA Unpacking: By Michael McClare, Bob Sauls, Goddard Space Flight Center - https://images.nasa.gov/details/GSFC_20080822_HST_m10233_WFC3_UnPack<br />History of Hubble Space Telescope: By Hubble Space Telescope, HST. Sagittarius, https://images.nasa.gov/details/9809529<br />Hubble Space Telescope,Spitzer Space Telescope: By NNASA/ESA, F. Summers, G. Bacon, Z. Levay, J. DePasquale, L. Frattare, M. Robberto and M. Gennaro (STScI), and R. Hurt (Caltech/IPAC), https://images.nasa.gov/details/PIA22089<br />History of Hubble Space Telescope (HST): By NGC 1569 , Hubble Space Telescope , HST, ESA, NASA, P. Anders, https://images.nasa.gov/details/0400391<br />Celestial Fireworks: By By NASA, ESA, the Hubble Heritage Team (STScI/AURA), A. Nota (ESA/STScI), and the Westerlund 2 Science Team - https://tinyurl.com/bdzhnspy, https://commons.wikimedia.org/w/index.php?curid=39769712<br />Nix best view: By NASA/JHU-APL/SwRI/Roman Tkachenko - Roman Tkachenko https://twitter.com/NewHorizonsIMG, https://commons.wikimedia.org/w/index.php?curid=44787794<br />COSMOS 3D dark matter map: By By NASA/ESA/Richard Massey (California Institute of Technology) - http://spacetelescope.org/images/heic0701b/Isosuface, https://commons.wikimedia.org/w/index.php?curid=17536162<br />Turning Black Holes into Dark Matter: By NASA Goddard / YouTube, https://tinyurl.com/3sm27x3u<br />CMB Timeline300: By NASA/WMAP Science Team - https://map.gsfc.nasa.gov/media/060915/index.html, https://commons.wikimedia.org/w/index.php?curid=11885244
