mercury

12345678910
Across
  1. 7. the element that makes up mercury's unusually large core.
  2. 8. The joint ESA and JAXA mission that arrived in 2025.
  3. 9. Steep cliffs formed as the planet cooled and contracted.
  4. 10. the NASA mission that mapped 100% of the surface
Down
  1. 1. The term for mercury's extremely thin, vacuum-like atmosphere.
  2. 2. One of the first astronomers to observe mercury via telescope.
  3. 3. The mythology Mercury is named after (Mesenger God)
  4. 4. A massive impact basin measuring 1550 km in diameter.
  5. 5. The type of rocks that primarily compose Mercury's crust.
  6. 6. The number of Earth days it takes Mercury to orbit the Sun.