Sono uchuuhikooshi-wa [[uchuu-de mottomo mitsudo-ga takai wakusei-ga me-no mae-ni chikazuitekita]-no]-no hyoomen]-o kansatsushi-ta
that astronaut-TOP universe-in most density-NOM high planet-NOM eye-GEN before-DAT get.closer-NL-GEN surface-ACC observe-PAST
The densest planet in the universe was coming before an astronaut and the astronaut observed its surface.