Definition of sun-grazing in English:

sun-grazing

adjective

Astronomy
  • (of a comet) having an orbit which passes close to the sun.

    • ‘They belong to the Kreutz family of sun-grazing comets, often seen by the SOHO spacecraft while diving towards their final rendezvous with the Sun.’
    • ‘Never try to see sun-grazing comets by looking at the Sun yourself - the brightness will damage your eyes!’
    • ‘The video shows the Sun between December 22 and December 27, 1996 featuring a sun-grazing comet, a coronal mass ejection, and the Sun moving in front of the galactic center.’