🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 158 Days

Day: 28.8 Hours

Environment

Temp: 90 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.47 AU - 0.67 AU

Year: 187 Days

Day: 13.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.54 AU - 0.64 AU

Year: 196 Days

Day: 26.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.5

Radius: 15

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.39 AU - 3.45 AU

Year: 2742 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,820,151 km

• M1: 186,997 km (0.117 R)
• M2: 879,037 km (0.099 R)
• M3: 1,355,806 km (0.074 R)
• M4: 2,488,112 km (0.119 R)
• M5: 3,275,745 km (0.103 R)
• M6: 3,942,353 km (0.047 R)
• M7: 4,500,652 km (0.053 R)
• M8: 5,376,547 km (0.108 R)
• M9: 6,557,922 km (0.097 R)
• M10: 7,047,107 km (0.105 R)
• M11: 7,653,876 km (0.109 R)
• M12: 8,131,841 km (0.119 R)
• M13: 9,253,975 km (0.057 R)
• M14: 10,133,161 km (0.06 R)
• M15: 11,763,629 km (0.113 R)
• M16: 12,751,722 km (0.112 R)
• M17: 13,934,593 km (0.027 R)
• M18: 15,139,903 km (0.09 R)
• M19: 16,729,829 km (0.11 R)
• M20: 17,374,297 km (0.055 R)
• M21: 18,655,902 km (0.078 R)
• M22: 19,702,189 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.5

Radius: 11.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.82 AU - 7.58 AU

Year: 7517 Days

Day: 5.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,820,151 km

• M1: 167,400 km (0.115 R)
• M2: 746,194 km (0.07 R)
• M3: 1,910,664 km (0.071 R)
• M4: 4,942,863 km (0.077 R)
• M5: 5,911,210 km (0.1 R)
• M6: 8,378,977 km (0.115 R)
• M7: 8,986,045 km (0.088 R)
• M8: 10,062,850 km (0.075 R)
• M9: 10,609,481 km (0.063 R)
• M10: 13,977,527 km (0.109 R)
• M11: 14,774,136 km (0.041 R)
• M12: 15,361,457 km (0.095 R)
• M13: 20,491,318 km (0.06 R)
• M14: 23,361,353 km (0.068 R)
• M15: 26,403,575 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.8

Radius: 8.8

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.72 AU - 7 AU

Year: 7788 Days

Day: 7.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,820,151 km

• M1: 109,506 km (0.114 R)
• M2: 388,356 km (0.105 R)
• M3: 682,017 km (0.099 R)
• M4: 1,027,737 km (0.108 R)
• M5: 1,853,667 km (0.073 R)
• M6: 3,047,458 km (0.067 R)
• M7: 3,461,695 km (0.099 R)
• M8: 4,327,268 km (0.111 R)
• M9: 4,770,526 km (0.085 R)
• M10: 6,922,193 km (0.112 R)
• M11: 7,566,062 km (0.069 R)
• M12: 7,902,807 km (0.095 R)
• M13: 8,646,308 km (0.067 R)
• M14: 9,265,793 km (0.091 R)
• M15: 9,564,689 km (0.098 R)
• M16: 10,003,161 km (0.099 R)
• M17: 12,815,002 km (0.099 R)
• M18: 13,510,782 km (0.102 R)
• M19: 15,271,549 km (0.098 R)
• M20: 16,673,131 km (0.06 R)
• M21: 19,520,129 km (0.098 R)
• M22: 21,021,642 km (0.097 R)
• M23: 23,377,061 km (0.112 R)
• M24: 24,658,965 km (0.115 R)
• M25: 27,014,234 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.9

Radius: 4.6

Gravity: 40.92 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 10.44 AU - 12.02 AU

Year: 16313 Days

Day: 21 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,820,151 km

• M1: 59,091 km (0.106 R)
• M2: 280,496 km (0.118 R)
• M3: 526,435 km (0.119 R)
• M4: 684,560 km (0.111 R)
• M5: 1,438,533 km (0.108 R)
• M6: 1,789,340 km (0.098 R)
• M7: 2,877,814 km (0.077 R)
• M8: 3,107,746 km (0.097 R)
• M9: 4,057,543 km (0.106 R)
• M10: 4,480,007 km (0.096 R)
• M11: 4,684,508 km (0.066 R)
• M12: 9,189,947 km (0.105 R)
• M13: 9,802,400 km (0.038 R)
• M14: 11,483,282 km (0.07 R)
• M15: 12,193,274 km (0.116 R)
• M16: 15,173,712 km (0.097 R)
• M17: 16,106,904 km (0.094 R)
• M18: 18,086,831 km (0.049 R)
• M19: 19,493,500 km (0.093 R)
• M20: 20,501,790 km (0.077 R)
• M21: 21,066,223 km (0.091 R)
• M22: 23,022,364 km (0.062 R)
• M23: 25,096,240 km (0.06 R)
• M24: 27,974,203 km (0.066 R)
• M25: 29,373,692 km (0.09 R)
• M26: 33,075,341 km (0.116 R)
• M27: 34,639,088 km (0.077 R)
• M28: 35,573,626 km (0.119 R)
• M29: 36,115,170 km (0.093 R)
• M30: 44,596,920 km (0.099 R)
• M31: 45,384,703 km (0.079 R)
• M32: 54,672,337 km (0.053 R)
• M33: 55,393,249 km (0.102 R)
• M34: 60,043,649 km (0.049 R)
• M35: 60,234,835 km (0.077 R)
• M36: 64,145,622 km (0.047 R)
• M37: 67,187,246 km (0.069 R)
• M38: 70,962,498 km (0.088 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 12,339 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit