🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.92 AU - 3.02 AU

Year: 1799 Days

Day: 16.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.15 AU - 4.43 AU

Year: 2593 Days

Day: 41.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.67 AU - 4.39 AU

Year: 2843 Days

Day: 29.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958

Radius: 12.5

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.09 AU - 12.15 AU

Year: 13033 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,542,244 km

• M1: 155,432 km (0.103 R)
• M2: 579,393 km (0.105 R)
• M3: 1,425,219 km (0.102 R)
• M4: 1,878,052 km (0.046 R)
• M5: 2,938,102 km (0.111 R)
• M6: 3,334,985 km (0.059 R)
• M7: 3,940,109 km (0.079 R)
• M8: 4,456,820 km (0.105 R)
• M9: 6,446,920 km (0.081 R)
• M10: 7,079,869 km (0.099 R)
• M11: 7,753,807 km (0.089 R)
• M12: 9,023,295 km (0.118 R)
• M13: 12,411,537 km (0.099 R)
• M14: 15,508,512 km (0.102 R)
• M15: 16,958,863 km (0.061 R)
• M16: 21,205,797 km (0.081 R)
• M17: 22,227,252 km (0.093 R)
• M18: 23,672,517 km (0.096 R)
• M19: 24,068,353 km (0.113 R)
• M20: 25,904,367 km (0.115 R)
• M21: 27,395,708 km (0.049 R)
• M22: 29,738,860 km (0.116 R)
• M23: 30,199,921 km (0.102 R)
• M24: 34,061,790 km (0.064 R)
• M25: 34,948,456 km (0.117 R)
• M26: 42,896,890 km (0.074 R)
• M27: 45,742,092 km (0.071 R)
• M28: 50,487,037 km (0.1 R)
• M29: 54,339,931 km (0.057 R)
• M30: 60,757,230 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.2

Radius: 8.1

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 12.24 AU - 13.96 AU

Year: 16664 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 123.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,542,244 km

• M1: 101,278 km (0.1 R)
• M2: 438,322 km (0.074 R)
• M3: 1,012,478 km (0.118 R)
• M4: 1,954,795 km (0.119 R)
• M5: 2,398,652 km (0.07 R)
• M6: 4,033,308 km (0.078 R)
• M7: 4,939,871 km (0.045 R)
• M8: 6,488,808 km (0.12 R)
• M9: 8,471,877 km (0.098 R)
• M10: 12,504,138 km (0.063 R)
• M11: 13,775,720 km (0.045 R)
• M12: 24,902,810 km (0.112 R)
• M13: 29,744,993 km (0.111 R)
• M14: 30,377,942 km (0.095 R)
• M15: 35,297,019 km (0.101 R)
• M16: 35,650,519 km (0.043 R)
• M17: 36,006,412 km (0.071 R)
• M18: 42,691,343 km (0.119 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 14,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit