Space balls, of various sized spheres and often metallic in nature, have been spotted falling from the sky or discovered at various sites around the world. Some are distinctly extraterrestrial in nature, others are identified to be space debri as man-made satellite parts.

Vietnam, 2016
England, 2015
  • Microscopic titanium sphere found in atmosphere.[1][2]
Spain, 2015
  • Elda,[3] Coordinates: 38°28′44″N 0°47′48″W
Turkey 2015
Australia, 2008
Brazil, 2008
  • 1500 year old iron based sphere, among eighty spheres, found throughout Zavidovići, Coordinates: 44°27′N 18°09′E[6][7]


  1. Daily Mail, Did aliens send this metal orb to seed life on Earth? Riddle of microscopic sphere found 16 miles up, oozing slime which may contain microorganisms, claims astrobiologist
  2. Huffington Post, Is This An Alien ‘Seed’? Mysterious Metal Orb Makes Headlines
  3. IFL Science, What On Earth Are These Mysterious "Space Balls" That Keep Landing In A Village In Spain?
  4. 4.0 4.1 Mysterious Universe, Mysterious Spheres Fall From the Sky in Spain (2015)
  5. Space junk mystery intensifies as fourth bizarre 'metal object' crashes to Earth
  6. Atlas Obscura, Found: A Massive, Mysterious Rock Sphere in Bosnia
  7. Fox News, Science, Strange giant sphere in Bosnia sparks debate

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