🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.42 AU - 0.64 AU

Year: 249 Days

Day: 42.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.2

Radius: 11.1

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.87 AU - 0.89 AU

Year: 533 Days

Day: 10.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,583,654 km

• M1: 138,976 km (0.088 R)
• M2: 511,176 km (0.104 R)
• M3: 1,367,773 km (0.075 R)
• M4: 2,007,753 km (0.075 R)
• M5: 3,076,031 km (0.101 R)
• M6: 3,502,086 km (0.119 R)
• M7: 3,857,531 km (0.098 R)
• M8: 4,208,188 km (0.071 R)
• M9: 5,616,802 km (0.101 R)
• M10: 6,013,535 km (0.04 R)
• M11: 6,371,373 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.5

Radius: 11.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.36 AU - 5.88 AU

Year: 8602 Days

Day: 12.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,583,654 km

• M1: 145,708 km (0.098 R)
• M2: 573,558 km (0.066 R)
• M3: 1,841,251 km (0.12 R)
• M4: 2,207,915 km (0.1 R)
• M5: 3,369,094 km (0.108 R)
• M6: 4,047,819 km (0.102 R)
• M7: 5,430,403 km (0.092 R)
• M8: 6,536,230 km (0.065 R)
• M9: 7,478,996 km (0.07 R)
• M10: 8,022,934 km (0.103 R)
• M11: 8,427,446 km (0.097 R)
• M12: 9,998,374 km (0.097 R)
• M13: 12,015,851 km (0.104 R)
• M14: 13,037,454 km (0.117 R)
• M15: 14,409,417 km (0.1 R)
• M16: 15,008,706 km (0.073 R)
• M17: 17,506,092 km (0.087 R)
• M18: 21,173,933 km (0.111 R)
• M19: 25,672,042 km (0.108 R)
• M20: 37,618,778 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.8

Radius: 10.2

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.61 AU - 5.63 AU

Year: 8602 Days

Day: 10.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 160.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,583,654 km

• M1: 126,859 km (0.096 R)
• M2: 747,541 km (0.062 R)
• M3: 1,180,028 km (0.1 R)
• M4: 1,707,211 km (0.068 R)
• M5: 3,272,453 km (0.098 R)
• M6: 3,671,431 km (0.062 R)
• M7: 5,117,743 km (0.092 R)
• M8: 7,768,318 km (0.099 R)
• M9: 8,136,927 km (0.104 R)
• M10: 9,128,312 km (0.09 R)
• M11: 13,048,375 km (0.109 R)
• M12: 13,666,663 km (0.072 R)
• M13: 15,745,026 km (0.081 R)
• M14: 20,455,265 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.5

Radius: 6.4

Gravity: 23.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.64 AU - 7.62 AU

Year: 11023 Days

Day: 16.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,583,654 km

• M1: 79,586 km (0.065 R)
• M2: 946,207 km (0.073 R)
• M3: 1,679,236 km (0.057 R)
• M4: 2,807,503 km (0.11 R)
• M5: 3,310,302 km (0.058 R)
• M6: 4,944,658 km (0.079 R)
• M7: 7,096,474 km (0.067 R)
• M8: 7,662,852 km (0.082 R)
• M9: 8,165,052 km (0.11 R)
• M10: 8,448,241 km (0.057 R)
• M11: 8,934,733 km (0.07 R)
• M12: 10,124,185 km (0.043 R)
• M13: 11,533,098 km (0.113 R)
• M14: 12,687,695 km (0.103 R)
• M15: 13,196,178 km (0.087 R)
• M16: 16,990,429 km (0.091 R)
• M17: 18,401,136 km (0.073 R)
• M18: 18,724,866 km (0.038 R)
• M19: 23,571,089 km (0.041 R)
• M20: 25,422,213 km (0.106 R)
• M21: 27,896,413 km (0.103 R)
• M22: 29,301,436 km (0.103 R)
• M23: 30,752,984 km (0.116 R)
• M24: 32,369,090 km (0.09 R)
• M25: 32,840,921 km (0.085 R)
• M26: 36,527,910 km (0.101 R)
• M27: 37,039,535 km (0.115 R)
• M28: 41,860,476 km (0.076 R)
• M29: 47,994,138 km (0.078 R)
• M30: 48,453,853 km (0.096 R)
• M31: 49,071,393 km (0.106 R)
• M32: 49,382,108 km (0.115 R)
• M33: 50,007,576 km (0.043 R)
• M34: 50,638,131 km (0.086 R)
• M35: 55,706,806 km (0.049 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 18,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit