It is provided with several non-English language modules , numerous astronomical catalogues , conversion utilities and tools , as well as several stellar databases .
HNSKY or Hallo Northern Sky is a popular freeware planetarium program for Linux and Microsoft Windows to simulate the night sky .
HNSKY is provided with several non-English language modules , numerous astronomical catalogues , conversion utilities and tools , as well as several stellar databases .
HNSKY or Hallo Northern Sky is a popular freeware planetarium program for Linux and Microsoft Windows to simulate the night sky .