🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.16 AU - 1.54 AU

Year: 579 Days

Day: 31.8 Hours

Environment

Temp: -20 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.46 AU - 2.34 AU

Year: 966 Days

Day: 30.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 118.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,480,508 km

• M1: 860,337 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.59 AU - 2.63 AU

Year: 1131 Days

Day: 13.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.05 AU - 4.77 AU

Year: 3417 Days

Day: 13.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,480,508 km

• M1: 39,344 km (0.087 R)
• M2: 64,477 km (0.082 R)

Asteroid Belt

Center: 9.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.6

Radius: 5.5

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.77 AU - 16.85 AU

Year: 21029 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,480,508 km

• M1: 70,311 km (0.072 R)
• M2: 404,513 km (0.107 R)
• M3: 612,753 km (0.049 R)
• M4: 841,039 km (0.049 R)
• M5: 1,051,673 km (0.091 R)
• M6: 1,311,525 km (0.087 R)
• M7: 1,851,722 km (0.071 R)
• M8: 2,036,177 km (0.04 R)
• M9: 2,551,691 km (0.089 R)
• M10: 5,210,793 km (0.115 R)
• M11: 5,393,602 km (0.106 R)
• M12: 8,676,527 km (0.094 R)
• M13: 10,126,280 km (0.11 R)
• M14: 17,464,654 km (0.091 R)
• M15: 20,654,380 km (0.095 R)
• M16: 24,211,967 km (0.071 R)
• M17: 24,721,946 km (0.084 R)
• M18: 37,427,742 km (0.093 R)
• M19: 40,919,356 km (0.11 R)
• M20: 50,667,901 km (0.068 R)
• M21: 59,609,067 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.1

Radius: 5.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 14.47 AU - 17.75 AU

Year: 23857 Days

Day: 15.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,480,508 km

• M1: 72,106 km (0.037 R)
• M2: 828,174 km (0.069 R)
• M3: 1,249,741 km (0.107 R)
• M4: 1,545,047 km (0.095 R)
• M5: 2,804,810 km (0.098 R)
• M6: 4,245,588 km (0.102 R)
• M7: 5,477,975 km (0.082 R)
• M8: 7,468,674 km (0.093 R)
• M9: 8,671,889 km (0.05 R)
• M10: 14,651,167 km (0.077 R)
• M11: 19,581,763 km (0.092 R)
• M12: 22,728,404 km (0.117 R)
• M13: 24,187,732 km (0.093 R)
• M14: 31,420,938 km (0.11 R)
• M15: 36,804,218 km (0.097 R)
• M16: 40,233,899 km (0.088 R)
• M17: 45,554,945 km (0.111 R)
• M18: 46,269,425 km (0.116 R)
• M19: 47,720,524 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 18,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit