🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.63 AU - 0.83 AU

Year: 223 Days

Day: 41.5 Hours

Environment

Temp: 153 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,447,486 km

• M1: 174,730 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.7 AU - 0.94 AU

Year: 266 Days

Day: 44.3 Hours

Environment

Temp: 119 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,447,486 km

• M1: 50,115 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.04 AU - 1.58 AU

Year: 537 Days

Day: 31.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,447,486 km

• M1: 834,756 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.34 AU - 1.5 AU

Year: 606 Days

Day: 36.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,447,486 km

• M1: 167,699 km (0.047 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.4 AU - 1.78 AU

Year: 718 Days

Day: 36.7 Hours

Environment

Temp: -30 °C

Axial Tilt: 115.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,447,486 km

• M1: 534,364 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.47 AU - 4.53 AU

Year: 2865 Days

Day: 25.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697

Radius: 11.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.29 AU - 7.45 AU

Year: 5758 Days

Day: 14.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,447,486 km

• M1: 150,495 km (0.052 R)
• M2: 664,663 km (0.052 R)
• M3: 1,042,548 km (0.083 R)
• M4: 1,486,105 km (0.104 R)
• M5: 3,706,138 km (0.03 R)
• M6: 4,500,951 km (0.062 R)
• M7: 5,147,812 km (0.118 R)
• M8: 6,105,837 km (0.037 R)
• M9: 6,762,721 km (0.086 R)
• M10: 7,285,865 km (0.062 R)
• M11: 7,798,238 km (0.118 R)
• M12: 9,018,956 km (0.099 R)
• M13: 9,871,664 km (0.119 R)
• M14: 10,730,805 km (0.061 R)
• M15: 13,283,393 km (0.05 R)
• M16: 16,525,778 km (0.096 R)
• M17: 17,998,419 km (0.11 R)
• M18: 18,868,630 km (0.064 R)
• M19: 20,910,790 km (0.051 R)
• M20: 21,722,508 km (0.098 R)
• M21: 22,402,281 km (0.049 R)
• M22: 25,513,019 km (0.054 R)
• M23: 26,269,685 km (0.106 R)
• M24: 29,631,000 km (0.094 R)
• M25: 32,479,493 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 11.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.11 AU - 14.81 AU

Year: 14814 Days

Day: 12.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,447,486 km

• M1: 143,165 km (0.039 R)
• M2: 1,023,100 km (0.092 R)
• M3: 2,067,742 km (0.067 R)
• M4: 4,401,917 km (0.107 R)
• M5: 5,294,568 km (0.038 R)
• M6: 6,340,855 km (0.104 R)
• M7: 6,913,217 km (0.108 R)
• M8: 7,519,986 km (0.093 R)
• M9: 10,463,773 km (0.093 R)
• M10: 12,807,523 km (0.113 R)
• M11: 17,903,424 km (0.061 R)
• M12: 19,204,327 km (0.116 R)
• M13: 19,918,208 km (0.107 R)
• M14: 26,864,486 km (0.071 R)
• M15: 27,358,159 km (0.084 R)
• M16: 43,360,344 km (0.113 R)
• M17: 47,257,519 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.2

Radius: 4.7

Gravity: 26.22 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.71 AU - 16.43 AU

Year: 17904 Days

Day: 23.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,447,486 km

• M1: 58,642 km (0.117 R)
• M2: 245,640 km (0.12 R)
• M3: 502,200 km (0.087 R)
• M4: 788,979 km (0.075 R)
• M5: 1,139,786 km (0.07 R)
• M6: 1,358,199 km (0.12 R)
• M7: 2,125,636 km (0.087 R)
• M8: 2,591,334 km (0.092 R)
• M9: 2,800,323 km (0.103 R)
• M10: 3,045,813 km (0.099 R)
• M11: 3,332,143 km (0.095 R)
• M12: 4,204,897 km (0.101 R)
• M13: 4,593,403 km (0.062 R)
• M14: 5,005,395 km (0.105 R)
• M15: 5,441,772 km (0.069 R)
• M16: 5,746,353 km (0.08 R)
• M17: 6,348,186 km (0.12 R)
• M18: 8,059,286 km (0.107 R)
• M19: 9,555,863 km (0.049 R)
• M20: 10,514,337 km (0.046 R)
• M21: 13,086,523 km (0.095 R)
• M22: 13,563,889 km (0.103 R)
• M23: 14,771,593 km (0.12 R)
• M24: 15,289,052 km (0.032 R)
• M25: 17,809,627 km (0.099 R)
• M26: 18,565,545 km (0.096 R)
• M27: 23,455,600 km (0.097 R)
• M28: 24,261,184 km (0.111 R)
• M29: 27,116,110 km (0.119 R)
• M30: 29,138,972 km (0.066 R)
• M31: 37,144,553 km (0.045 R)
• M32: 39,211,995 km (0.072 R)
• M33: 40,776,041 km (0.101 R)
• M34: 44,331,983 km (0.078 R)
• M35: 47,608,326 km (0.119 R)
• M36: 49,223,683 km (0.034 R)
• M37: 65,240,828 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.5

Radius: 6.7

Gravity: 17.45 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 11.7 AU - 17.84 AU

Year: 20330 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,447,486 km

• M1: 92,751 km (0.1 R)
• M2: 382,522 km (0.088 R)
• M3: 634,594 km (0.116 R)
• M4: 962,662 km (0.109 R)
• M5: 1,545,196 km (0.092 R)
• M6: 2,210,009 km (0.075 R)
• M7: 2,716,697 km (0.054 R)
• M8: 3,186,584 km (0.083 R)
• M9: 3,441,050 km (0.051 R)
• M10: 4,355,243 km (0.089 R)
• M11: 4,633,794 km (0.087 R)
• M12: 5,501,462 km (0.102 R)
• M13: 6,037,321 km (0.074 R)
• M14: 6,296,126 km (0.051 R)
• M15: 7,117,418 km (0.098 R)
• M16: 7,956,812 km (0.036 R)
• M17: 9,138,635 km (0.054 R)
• M18: 11,383,201 km (0.107 R)
• M19: 13,747,745 km (0.099 R)
• M20: 17,182,961 km (0.069 R)
• M21: 20,082,617 km (0.104 R)
• M22: 21,647,859 km (0.06 R)
• M23: 24,145,844 km (0.115 R)
• M24: 25,464,101 km (0.056 R)
• M25: 26,829,481 km (0.09 R)
• M26: 28,243,180 km (0.118 R)
• M27: 28,968,281 km (0.075 R)
• M28: 32,781,082 km (0.09 R)
• M29: 35,780,669 km (0.09 R)
• M30: 36,915,369 km (0.054 R)
• M31: 38,958,427 km (0.097 R)
• M32: 39,405,874 km (0.1 R)
• M33: 39,856,613 km (0.098 R)
• M34: 44,393,617 km (0.076 R)
• M35: 46,200,759 km (0.101 R)
• M36: 52,639,302 km (0.07 R)
• M37: 53,186,082 km (0.069 R)
• M38: 64,933,554 km (0.036 R)
• M39: 68,551,279 km (0.077 R)
• M40: 71,629,704 km (0.082 R)
• M41: 71,853,054 km (0.11 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 13,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit