TEST

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Across
  1. 2. Mission that has studied the two largest objects in the main asteroid belt
  2. 5. Gaia star-charting mission
  3. 7. Berry British mathematical physicist who turned 75
  4. 10. What did a pair of Cornell students model using statistical mechanics?
  5. 12. Mission to Jupiter that arrived on 4 July this year.
  6. 13. RIVER location of Canadian medical-isotope reactor shut down
  7. 15. Early form of photograph, with a nanostructured surface
  8. 17. China location of PW special report
  9. 18. HASSELHOFF Tongue-in cheek seal of approval for an all male panel.
Down
  1. 1. DER WAALS heterostructure -- stack of different kinds of 2D material
  2. 3. First planet in the Solar System to be predicted before being experimentally observed
  3. 4. RED DOT collaboration
  4. 6. Type of atom where the valence electron is far from the nucleus.
  5. 8. FAST Chinese cosmic-ray observatory
  6. 9. BELT Entity, the study of which has led to the prediction of a ninth planet in our Solar System
  7. 11. KOKABEE Iranian guy released from jail
  8. 14. CERES Protoplanets studied by the NASA Dawn mission
  9. 16. System akin to wi-fi based on light rather than radio waves