Because SkyGlobe (especially version 3.6) was originally designed for MS-DOS, it cannot run natively on Windows 10. To use it today, you must use a DOS emulator like DOSBox.
Download Skyglobe 3.6 (or version 4.0) from a reputable archive like The Internet Archive or Abandonware DOS. Skyglobe For Windows 10
: Released in 1993, this is the most widely archived version. It includes roughly 29,000 stars, the planets, the Sun, Moon, and a detailed Milky Way. Skyglobe 4.0 (DOS) Because SkyGlobe (especially version 3
SkyGlobe is a classic MS-DOS-based astronomy program first released in the late 1980s by Mark A. Haney. While it was not originally designed for modern operating systems, it remains a nostalgic favorite for amateur astronomers due to its simplicity, speed, and charm. : Released in 1993, this is the most widely archived version
"Skyglobe on Windows 10: Emulation, Preservation, and Utility of a Historical Astronomy Tool"
SkyGlobe is a classic DOS-based astronomy program originally released in the late 1980s and early 1990s. Because it is a 16-bit DOS application, it cannot run natively on 64-bit versions of Windows 10.