동영상
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- 우주 이야기 1633 - 적색거성도 움직인다? Color shading shows density, with white showing the high-density stellar core, and dim orange showing kicks in total during their final years, resulting in the stars tr.......
- <광물 원석> 셉터 아쿠아마린 - 파키스탄 길기트발티스탄 Herb Obodda brought it out of Pakistan decades ago, and kept it in his major core collection of Pakistani Herb's collection at shows and museums on many occasions.


