🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.43 AU - 0.67 AU

Year: 149 Days

Day: 20.8 Hours

Environment

Temp: 236 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,552,100 km

• M1: 36,801 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.42 AU - 2.28 AU

Year: 919 Days

Day: 19.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.5

Radius: 8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.74 AU - 6.72 AU

Year: 5010 Days

Day: 10.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,552,100 km

• M1: 99,483 km (0.097 R)
• M2: 409,001 km (0.073 R)
• M3: 792,121 km (0.1 R)
• M4: 1,544,598 km (0.105 R)
• M5: 1,934,151 km (0.091 R)
• M6: 2,339,711 km (0.109 R)
• M7: 3,398,714 km (0.085 R)
• M8: 4,404,760 km (0.07 R)
• M9: 5,129,561 km (0.108 R)
• M10: 5,553,372 km (0.09 R)
• M11: 6,592,180 km (0.081 R)
• M12: 7,512,207 km (0.099 R)
• M13: 7,892,335 km (0.103 R)
• M14: 11,269,507 km (0.046 R)
• M15: 11,804,170 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.4

Radius: 11.7

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.86 AU - 7.36 AU

Year: 6207 Days

Day: 6.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,552,100 km

• M1: 145,708 km (0.094 R)
• M2: 589,416 km (0.053 R)
• M3: 1,561,054 km (0.099 R)
• M4: 2,090,780 km (0.051 R)
• M5: 2,591,634 km (0.095 R)
• M6: 3,297,885 km (0.047 R)
• M7: 8,042,232 km (0.081 R)
• M8: 8,646,308 km (0.105 R)
• M9: 9,809,880 km (0.028 R)
• M10: 11,320,968 km (0.052 R)
• M11: 13,090,711 km (0.037 R)
• M12: 14,978,038 km (0.074 R)
• M13: 15,955,810 km (0.095 R)
• M14: 18,038,062 km (0.104 R)
• M15: 23,053,780 km (0.118 R)
• M16: 24,356,329 km (0.11 R)
• M17: 26,930,010 km (0.117 R)
• M18: 28,374,228 km (0.096 R)
• M19: 32,813,545 km (0.107 R)
• M20: 35,624,190 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.4

Radius: 10.1

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.4 AU - 8.48 AU

Year: 7412 Days

Day: 13.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,552,100 km

• M1: 125,662 km (0.063 R)
• M2: 523,892 km (0.111 R)
• M3: 876,793 km (0.095 R)
• M4: 1,204,861 km (0.081 R)
• M5: 2,915,513 km (0.112 R)
• M6: 3,818,486 km (0.078 R)
• M7: 4,489,283 km (0.064 R)
• M8: 5,019,457 km (0.091 R)
• M9: 6,492,398 km (0.108 R)
• M10: 8,022,485 km (0.106 R)
• M11: 8,363,867 km (0.085 R)
• M12: 8,984,848 km (0.108 R)
• M13: 10,169,813 km (0.116 R)
• M14: 11,889,740 km (0.101 R)
• M15: 20,170,879 km (0.106 R)
• M16: 21,860,587 km (0.076 R)
• M17: 23,468,914 km (0.113 R)
• M18: 24,973,569 km (0.097 R)
• M19: 25,888,211 km (0.062 R)
• M20: 26,919,838 km (0.032 R)
• M21: 29,466,891 km (0.052 R)
• M22: 31,111,869 km (0.077 R)
• M23: 33,362,569 km (0.111 R)
• M24: 36,296,931 km (0.112 R)
• M25: 39,891,619 km (0.114 R)
• M26: 41,393,581 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428

Radius: 5.6

Gravity: 13.65 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.35 AU - 15.91 AU

Year: 17378 Days

Day: 22.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,552,100 km

• M1: 69,713 km (0.054 R)
• M2: 311,912 km (0.085 R)
• M3: 521,947 km (0.103 R)
• M4: 897,737 km (0.043 R)
• M5: 1,158,187 km (0.106 R)
• M6: 3,115,226 km (0.036 R)
• M7: 3,419,508 km (0.09 R)
• M8: 4,237,210 km (0.063 R)
• M9: 4,515,612 km (0.111 R)
• M10: 5,496,675 km (0.114 R)
• M11: 8,388,102 km (0.1 R)
• M12: 11,974,562 km (0.099 R)
• M13: 12,343,919 km (0.109 R)
• M14: 16,167,042 km (0.103 R)
• M15: 18,507,949 km (0.095 R)
• M16: 18,918,895 km (0.036 R)
• M17: 22,059,253 km (0.117 R)
• M18: 23,464,426 km (0.059 R)
• M19: 27,183,728 km (0.075 R)
• M20: 33,168,541 km (0.087 R)
• M21: 34,264,943 km (0.058 R)
• M22: 36,145,688 km (0.057 R)
• M23: 37,176,417 km (0.111 R)
• M24: 44,945,932 km (0.032 R)
• M25: 49,837,334 km (0.048 R)
• M26: 51,274,371 km (0.079 R)
• M27: 56,435,647 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.4

Radius: 7.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 14.75 AU - 19.51 AU

Year: 25896 Days

Day: 23 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,552,100 km

• M1: 92,003 km (0.049 R)
• M2: 320,439 km (0.086 R)
• M3: 668,104 km (0.062 R)
• M4: 932,892 km (0.089 R)
• M5: 1,179,729 km (0.051 R)
• M6: 1,562,251 km (0.111 R)
• M7: 1,955,843 km (0.105 R)
• M8: 2,746,318 km (0.118 R)
• M9: 2,996,894 km (0.112 R)
• M10: 4,019,246 km (0.117 R)
• M11: 4,734,773 km (0.079 R)
• M12: 7,122,205 km (0.098 R)
• M13: 7,737,202 km (0.077 R)
• M14: 8,130,195 km (0.099 R)
• M15: 18,741,172 km (0.098 R)
• M16: 18,996,985 km (0.097 R)
• M17: 19,515,491 km (0.041 R)
• M18: 25,858,142 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 12,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit