O͘-khang

(Bí-su̍t-ka oē--ê) O͘-khang piⁿ--á ê phoāⁿ-chheⁿ nā oá chhiau-koè Roche hān-kài (Roche limit), tō ē chō-chiâⁿ kàng-tio̍k îⁿ-poâⁿ (accretion disk), koh ū koá mi̍h-kiāⁿ ē ùi lâm-pak-ke̍k phùn--chhut-lâi.

O͘-khang (black hole) sī ú-tiū ê 1 chióng bu̍t-thé, i ê chit-liōng chin chi̍p-tiong, tāng-la̍t chin kiông, liān kng to soan bē chaú. It-poaⁿ siong-tùi-lūn ī-chhek ú-tiū ē ū o͘-khang, mi̍h-kiāⁿ jú oá o͘-khang, beh soan-chaú ê lêng-liōng tō jú toā, nā oá kah sū-kiāⁿ kài-soàⁿ (event horizon), tō su-iàu bû-hān ê lêng-liōng, ì-sù tō sī éng-oán chaú bē lī. Tī sū-kiāⁿ kài-soàⁿ lāi-té-bīn, sî-khong ê kiat-kò͘ oan-khiau, ta̍k hāng mi̍h-kiāⁿ lóng lak tùi o͘-khang tiong-sim ê kî-ī-tiám (singularity)--khì.

Chham-khó worm hole.