🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.44 AU - 0.6 AU

Year: 138 Days

Day: 13.5 Hours

Environment

Temp: 207 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.65 AU - 0.93 AU

Year: 258 Days

Day: 35.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.44 AU - 2.32 AU

Year: 946 Days

Day: 15.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.39 AU - 3.99 AU

Year: 2092 Days

Day: 43.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,494,994 km

• M1: 271,670 km (0.048 R)
• M2: 2,037,822 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 8.7

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.33 AU - 9.93 AU

Year: 10970 Days

Day: 10.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,494,994 km

• M1: 108,758 km (0.107 R)
• M2: 453,581 km (0.116 R)
• M3: 1,317,060 km (0.096 R)
• M4: 1,857,407 km (0.081 R)
• M5: 2,344,647 km (0.107 R)
• M6: 4,273,263 km (0.113 R)
• M7: 5,590,024 km (0.056 R)
• M8: 5,975,687 km (0.103 R)
• M9: 6,918,303 km (0.072 R)
• M10: 7,613,784 km (0.07 R)
• M11: 8,044,177 km (0.109 R)
• M12: 10,496,983 km (0.118 R)
• M13: 11,694,514 km (0.113 R)
• M14: 12,326,416 km (0.054 R)
• M15: 12,740,203 km (0.084 R)
• M16: 13,846,929 km (0.08 R)
• M17: 16,391,738 km (0.102 R)
• M18: 17,403,169 km (0.091 R)
• M19: 20,194,366 km (0.119 R)
• M20: 21,187,546 km (0.107 R)
• M21: 25,202,604 km (0.078 R)
• M22: 25,582,433 km (0.048 R)
• M23: 26,159,132 km (0.054 R)
• M24: 29,173,829 km (0.095 R)
• M25: 30,656,792 km (0.116 R)
• M26: 34,934,544 km (0.112 R)
• M27: 36,123,099 km (0.105 R)
• M28: 36,848,948 km (0.118 R)
• M29: 44,375,366 km (0.108 R)
• M30: 47,335,010 km (0.031 R)
• M31: 48,204,174 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 12.7

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.63 AU - 13.03 AU

Year: 14000 Days

Day: 13.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,494,994 km

• M1: 428,000 km (0.117 R)
• M2: 923,019 km (0.11 R)
• M3: 1,664,276 km (0.057 R)
• M4: 2,358,859 km (0.119 R)
• M5: 2,868,390 km (0.086 R)
• M6: 3,397,368 km (0.118 R)
• M7: 4,958,721 km (0.114 R)
• M8: 6,237,932 km (0.114 R)
• M9: 7,176,060 km (0.107 R)
• M10: 8,655,134 km (0.103 R)
• M11: 10,101,147 km (0.103 R)
• M12: 12,401,514 km (0.045 R)
• M13: 13,952,844 km (0.025 R)
• M14: 16,635,134 km (0.068 R)
• M15: 17,437,577 km (0.102 R)
• M16: 21,652,497 km (0.096 R)
• M17: 22,223,212 km (0.111 R)
• M18: 23,295,380 km (0.111 R)
• M19: 25,228,185 km (0.107 R)
• M20: 28,268,313 km (0.08 R)
• M21: 28,721,744 km (0.047 R)
• M22: 29,526,730 km (0.118 R)
• M23: 33,400,268 km (0.086 R)
• M24: 34,676,936 km (0.069 R)
• M25: 35,327,537 km (0.1 R)
• M26: 36,385,194 km (0.094 R)
• M27: 39,826,544 km (0.075 R)
• M28: 61,840,169 km (0.104 R)
• M29: 63,958,176 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.3

Radius: 6.7

Gravity: 21.99 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.05 AU - 13.61 AU

Year: 15893 Days

Day: 20.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,494,994 km

• M1: 87,964 km (0.112 R)
• M2: 451,636 km (0.078 R)
• M3: 690,394 km (0.112 R)
• M4: 900,130 km (0.061 R)
• M5: 1,234,182 km (0.103 R)
• M6: 2,072,080 km (0.073 R)
• M7: 2,341,955 km (0.075 R)
• M8: 3,754,009 km (0.101 R)
• M9: 4,452,481 km (0.106 R)
• M10: 5,501,462 km (0.086 R)
• M11: 5,858,103 km (0.117 R)
• M12: 6,146,079 km (0.115 R)
• M13: 6,795,184 km (0.102 R)
• M14: 9,180,223 km (0.093 R)
• M15: 9,625,725 km (0.082 R)
• M16: 10,499,826 km (0.059 R)
• M17: 12,404,805 km (0.082 R)
• M18: 14,753,791 km (0.059 R)
• M19: 18,853,820 km (0.111 R)
• M20: 23,550,894 km (0.065 R)
• M21: 30,294,915 km (0.088 R)
• M22: 30,908,865 km (0.068 R)
• M23: 33,188,288 km (0.11 R)
• M24: 33,448,289 km (0.045 R)
• M25: 37,372,390 km (0.102 R)
• M26: 38,363,626 km (0.097 R)
• M27: 40,694,810 km (0.057 R)
• M28: 41,442,201 km (0.071 R)
• M29: 47,589,327 km (0.1 R)
• M30: 48,085,842 km (0.102 R)
• M31: 48,753,348 km (0.112 R)
• M32: 56,138,995 km (0.101 R)
• M33: 70,046,211 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.7

Radius: 5.6

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.21 AU - 16.53 AU

Year: 17946 Days

Day: 18.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,494,994 km

• M1: 78,539 km (0.039 R)
• M2: 297,700 km (0.109 R)
• M3: 514,916 km (0.092 R)
• M4: 917,035 km (0.1 R)
• M5: 1,291,628 km (0.11 R)
• M6: 2,388,629 km (0.104 R)
• M7: 3,095,778 km (0.111 R)
• M8: 4,465,048 km (0.064 R)
• M9: 4,710,538 km (0.076 R)
• M10: 6,105,687 km (0.072 R)
• M11: 7,720,597 km (0.064 R)
• M12: 8,402,763 km (0.112 R)
• M13: 8,626,262 km (0.069 R)
• M14: 9,241,708 km (0.041 R)
• M15: 10,474,095 km (0.047 R)
• M16: 11,765,873 km (0.11 R)
• M17: 13,011,275 km (0.099 R)
• M18: 15,873,830 km (0.038 R)
• M19: 17,511,478 km (0.08 R)
• M20: 23,313,931 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.5

Radius: 5.3

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 16.76 AU - 21.6 AU

Year: 30835 Days

Day: 17.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,494,994 km

• M1: 66,421 km (0.089 R)
• M2: 435,479 km (0.102 R)
• M3: 923,617 km (0.106 R)
• M4: 1,237,922 km (0.095 R)
• M5: 1,405,771 km (0.075 R)
• M6: 1,875,957 km (0.117 R)
• M7: 2,079,710 km (0.118 R)
• M8: 4,006,530 km (0.057 R)
• M9: 5,296,513 km (0.09 R)
• M10: 10,438,341 km (0.106 R)
• M11: 11,997,749 km (0.088 R)
• M12: 26,706,960 km (0.059 R)
• M13: 39,215,885 km (0.066 R)
• M14: 40,053,783 km (0.042 R)
• M15: 57,246,916 km (0.106 R)
• M16: 57,784,122 km (0.086 R)
• M17: 61,638,960 km (0.034 R)
• M18: 64,494,933 km (0.09 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: 311 - 15,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit