Don Dixon's Astronomical Art Portfolio

spacescapes-451-500
June 23 2007

Generally more recent work, from around 2004 to the present. Mostly digital.
  • 451 Solar System with Kuiper Objects
    Diagram shows a new way of defining the solar system as consisting of 8 planets and orbiting belts of planetoids. Digital, for Scientific American, 2006.Artwork…
  • 453-type-1-supernova-diagram
    Diagram for Scientific American shows steps in a celestial cataclysm. As the nuclear reaction within a giant star's core falters, the core collapses, triggering…
  • 454-type-2-supernova-diagram
    Diagram for Scientific American shows second type of supernova. Gas captured from a close companion star accumulates on the surface of a white dwarf star. The…
  • 460-solar-flare-diagram01
    diagram shows how electrons spiral along the sun's magnetic field lines ; digital, 2006
  • 461-solar-flare
    Solar magnetic fields snap and rejoin thousands of miles above the Sun's surface, releasing a burst of x-rays. Digital Artwork © 2007 Don Dixon /…
  • 462-solar-flare-diagram02
    Infographic showing how solar flares are created by the breaking and rejoining of magnetic field lines. Artwork © 2007 Don Dixon / cosmographica.com
  • 463-brown-dwarf-forming
    A brown dwarf star shines within its accretion disk. Streams of ionized dust and gas are drawn to the forming star by its magnetic field. Digital illustration…
  • 465-milky-way-bar-diagram
    Infographic showing the barred structure of our galaxy. Artwork © 2007 Don Dixon / cosmographica.com
  • 466-extrasolar-planet-Gliese581c-far-view
    Early candidate for a habitable extrasolar planet shown in orbit around its parent red dwarf star.
  • 467-extrasolar-planet-Gliese581c-subsolar
    If the planet is tidally locked, with the same face turned permanently toward its sun, any ocean near the subsolar point would likely simmer under a perpetual…
  • 468-extrasolar-planet-Gliese581c-surface
    The extrasolar planet Gliese 581c is slightly larger than earth and orbits in the habitable zone of its star. The "Twilight Zone" near the boundary between day…
  • 469-mars-nanedi-valles
    View of the dusty Martian surface from the flanks of Nanedi Valles, an ancient flow channel. Oil on masonite, 2006. © 2007 Don Dixon / cosmographica.com…
  • 471-space-elevator-02
    Powerful electromagnetic motors loft cargo carriers from the Island of Sumatra, on the equator, to geosynchronous orbit 22,000 miles up. Acrylic and gouache,…
  • 472-Iapetus-Study
    Saturn produces a "diamond ring" effect as it eclipses the sun in this perspective from the satellite Iapetus. acrylic, gouache, and oil glaze on illustration…
  • 474-winter-solstice-diagram
    The beginning of winter marks the time when earth, in its orbit, is oriented so that the northern hemisphere is maximally tilted away from the sun. This results…
  • 475-end-of-cosmology
    Diagram created for Scientific American depicting the view from earth in the far distant future, as the Milky Way and Andromeda Galaxy merge to create a giant…
  • 476-lonely-galaxy
    Many billions of years in the future, the Milky Way will be alone in the observable universe, as all the local galaxies merge and the more distant ones recede…
  • 478-Hadean-Earth
    An asteroid shatters the thin crust of the forming earth 4.5 billion years ago. © 2010 Don Dixon/cosmographica.com
  • 479-Red-Dwarf-Seen-From-Desert-Super-Earth
    479_Red_Dwarf_Seen_From_Desert_Super_Earth A red dwarf star hovers eternally on the horizon of a nearby-orbiting earthlike world. The planet, tidally locked…
  • 480-Orbital-View-Of-Super-Earth
    480_SuperEarth_from_Orbit A red dwarf emerges from eclipse behind a planet twice Earth's mass orbiting in the red dwarf's narrows habitable zone. An interior…
  • 481-volcano-eruption-io
    Volcano erupts just beyond the horizon of Jupiter's moon Io, whose surface is blanketed with sulfur compounds, giving it a yellow hue.
  • Deadalus Starship in flight
    A crewed starship based on the British Interplanetary Society's 1970's Daedalus design fires its nuclear pulse engine in interstellar space. The engine, capable…
  • 483-Planet-formation
    The early solar system was a maelstrom of violence as planetesimals collided with one another and with the forming planets. Digital painting, cover comp for…
  • Terraformed Titan
    More than 3 billion years in the future, the slow-motion collision between the Andromeda Galaxy and our Milky Way will trigger a spectacular burst of star…
  • 488-dead-earth-far-future
    Bilions of years hence, the sun will swell, warm, and boil away earth's oceans, transforming our once-verdant world into a desiccated wastleand. Whatever…
  • 490-starship-arrives-alpha-centauri-2
    A habitat two miles across arrives to orbit a hypothetical earthlike planet orbiting the star Alpha Centauri after a 50-year voyage. The discarded braking stage…
  • Dusty halo around white dwarf star
    A white dwarf star is surrounded by a dusty halo of shattered planets, asteroids, and comets.
  • starship plan
    A starship 10 miles long, capable of reaching the nearest star, Alpha Centauri, is depicted in this illustration created for the July, 2012 issue of Astronomy…
  • 485-solar-system-diagram
    Diagram of the sun and planets showing their relative scale. The bluish haze beyond the orbit of Neptune represents the inner Kuiper Belt where dwell Pluto and…
  • Galactic Star Streams
    Streams of stars orbiting outside the plane of the Milky Way are thought to be the remains of small galaxies that were disrupted by tidal interactions and which…
  • Evolution of stars, planets, and brown dwarfs
    Infographic showing how stars, planets, and brown dwarfs form depending on the mass of their parent nebula. Artwork © 2007 Don Dixon / cosmographica.com
  • 495-Milky-Way-Rising
    Milky Way Rising over an extragalactic planet; Originally Spacescapes Number 60, this early gouache on illustration board painting shows our galaxy in the sky…
  • 496-gas-clouds-black-hole-milky-way
    Clouds of gas and dust swirl into the black hole at the core of the Milky Way galaxy. digital, for Scientific American, 2013. copyright Don Dixon /…
  • 497-solar-system-neighborhood
    The Sun's Neighbors -geography of the Milky Way Galaxy. Our sun orbits about 30,000 light years from the center of the galaxy, which contains approximately 400…
  • Caesareum Temple in Ancient Alexandria
    The Caesarium (or Caesareum) was a temple built by Cleopatra VII to commemorate the deification of her murdered lover Julius Caesar and to honor her husband…
  • Spacecraft Probe the Kuiper Belt
    499 - The Rosetta and New Horizons spacecraft explore different realms of the Kuiper Belt. Rosetta’s complex trajectory to rendezvous with Comet…
  • 500-hypothetical-planet-nine
    A hypothetical planet in the outer reaches of the solar system orbits more than 700 times farther from the sun than earth does. A super-Earth, with an estimated…
  • 501-starshade-exoplanet-telescope
    A space telescope observes planets orbiting a distant star whose glare has been blocked by a flower-shaped screen the size of a football field. In reality, the…
  • 502-high-definition-space-telescope-starshade
    The High Definition Space Telescope is almost twice the size of a tennis court. By using a football-field-sized shade to block the light from distant stars, the…
  • Universe in Hand
    503 - Universe in Hand — The universe is shown when it was only 10 centimeters in diameter, 10^-32 seconds after the Big Bang during the inflation era. Cover…
  • 504-thorne-zytkow-object-TZO
    504 Thorne Zytkow Object - TZO - a dead star inside a dying star. A neutron star stirs the chaotic heart of a red giant star. digital, copyright 2016 Don Dixon