Tē 9 he̍k-chheⁿ
Tē 9 he̍k-chheⁿ (Planet Nine) sī 1 lia̍p tī goā Thài-iông-hē ê toā peng he̍k-chheⁿ ê sió-miâ, tī 2016 nî 1 goe̍h hō͘ California lí-kang ha̍k-īⁿ bēng-miâ ê.[1]
chham-khó
siu-kái- ↑ Achenbach, Joel; Feltman, Rachel (2016-01-20). "New evidence suggests a ninth planet lurking at the edge of the solar system". The Washington Post (ēng Eng-gí). ISSN 0190-8286. 2016-01-20 khòaⁿ--ê.
Goā-pō͘ liân-kiat
siu-kái- A new 9th planet for the solar system? (Science Magazine video)