🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.44 AU - 0.56 AU

Year: 225 Days

Day: 46.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,909,696 km

• M1: 658,530 km (0.074 R)

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.1

Radius: 12

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.5 AU - 1.8 AU

Year: 1348 Days

Day: 15 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,909,696 km

• M1: 151,842 km (0.057 R)
• M2: 696,827 km (0.074 R)
• M3: 1,269,188 km (0.115 R)
• M4: 2,034,830 km (0.059 R)
• M5: 2,472,853 km (0.108 R)
• M6: 3,131,383 km (0.083 R)
• M7: 3,510,613 km (0.11 R)
• M8: 3,903,756 km (0.086 R)
• M9: 4,587,120 km (0.041 R)
• M10: 5,018,111 km (0.114 R)
• M11: 5,649,713 km (0.063 R)
• M12: 6,215,941 km (0.028 R)
• M13: 7,226,475 km (0.098 R)
• M14: 7,812,300 km (0.082 R)
• M15: 8,229,678 km (0.092 R)
• M16: 9,079,095 km (0.102 R)
• M17: 10,445,073 km (0.12 R)
• M18: 10,918,101 km (0.094 R)
• M19: 11,980,097 km (0.076 R)
• M20: 12,498,603 km (0.069 R)
• M21: 13,032,219 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.7

Radius: 11.1

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.41 AU - 2.03 AU

Year: 1434 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,909,696 km

• M1: 138,677 km (0.083 R)
• M2: 622,028 km (0.079 R)
• M3: 1,269,936 km (0.065 R)
• M4: 1,661,284 km (0.09 R)
• M5: 2,489,608 km (0.034 R)
• M6: 3,737,703 km (0.111 R)
• M7: 4,115,737 km (0.098 R)
• M8: 4,500,502 km (0.095 R)
• M9: 5,449,551 km (0.113 R)
• M10: 7,714,463 km (0.114 R)
• M11: 8,301,934 km (0.09 R)
• M12: 10,783,763 km (0.114 R)
• M13: 11,990,419 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.1

Radius: 10.7

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.55 AU - 2.47 AU

Year: 1812 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 16,909,696 km

• M1: 133,142 km (0.11 R)
• M2: 559,346 km (0.062 R)
• M3: 969,095 km (0.072 R)
• M4: 1,367,175 km (0.074 R)
• M5: 1,798,166 km (0.098 R)
• M6: 2,268,053 km (0.076 R)
• M7: 3,126,895 km (0.1 R)
• M8: 3,474,560 km (0.076 R)
• M9: 4,112,146 km (0.08 R)
• M10: 4,697,972 km (0.091 R)
• M11: 6,036,723 km (0.096 R)
• M12: 7,182,493 km (0.113 R)
• M13: 7,526,718 km (0.09 R)
• M14: 8,310,760 km (0.11 R)
• M15: 8,722,753 km (0.102 R)
• M16: 9,081,937 km (0.063 R)
• M17: 9,830,076 km (0.035 R)
• M18: 10,655,707 km (0.109 R)
• M19: 11,999,993 km (0.103 R)
• M20: 13,111,805 km (0.041 R)
• M21: 14,023,005 km (0.11 R)
• M22: 14,426,321 km (0.041 R)
• M23: 16,117,226 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 12,058 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit