StarStrider - The 3D-planetarium from FMJ-Software
Science, Astronomy, Software, Space Simulation - StarStrider software 3D planetarium. [shareware - Win 98/ME/2K/XP] A 3D software planetarium.
https://www.starstrider.com/
Space Simulation
Silverfrost: Home to Solar Kingdom and FTN95
Science, Astronomy, Software, Space Simulation - Solar Kingdom. [commercial, demo available - Win95/98/NT] A solar system simulator and planetarium, with planetary encyclopaedia.
https://www.silverfrost.com/default.aspx
SpaceClaim, 3D Direct Modeling Software for Engineering, Manufacturing and CAE
Deliver products to market FAST with SpaceClaim 3D Direct Solid Modeling software. Process more ideas quickly and interact directly with your customers with SpaceClaim.
https://spaceclaim.com/