NOUN
- a meteorite or meteoroid so small that it drifts down to earth without becoming intensely heated in the atmosphere
How To Use micrometeoroid In A Sentence
- A chemical analysis of impact crater residue allowed him to distinguish between impacts due to naturally occurring micrometeoroids and those due to artificial space debris.
- With the development of space technology, the cumulative hypervelocity impact damage effects of micro-size space debris and micrometeoroid (space dust) are getting more attention.
- However, let's assume that our unlucky astronaut does get hit by a micrometeoroid. Times, Sunday Times
- If a micrometeoroid or piece of space debris penetrates the tank, the dregs can ignite, causing an explosion that shatters the rocket body and creates a cloud of debris.
- Hazardous micrometeoroids and radiation also threaten spacewalkers, and with no atmosphere and therefore no atmospheric pressure, fluids in the human body would boil.
- The external surfaces are pitted by 15 years of micrometeoroid strikes. Times, Sunday Times
- The cosmic dust detector recorded two micrometeoroid showers in September and December.
- He or she points out that the shuttle would be less exposed to micrometeoroids and orbital debris at the altitude of Hubble than at the lower altitude of the space station.
- Other factors include charged particle radiation, neutral atomic particles, magnetic fields, micrometeoroids, and changes in gravity, not to mention environmental factors imposed by the spacecraft itself and the launch vehicle.
- The moon lacks the shield provided by even a thin planetary atmosphere, such as Mars, so lunar explorers will have to withstand the relentless bombardment of harmful solar radiation and pelting rain of micrometeoroids.