🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.65 AU - 0.95 AU

Year: 254 Days

Day: 37.8 Hours

Environment

Temp: 159 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.2 AU - 1.86 AU

Year: 671 Days

Day: 42.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.46 AU - 2.24 AU

Year: 893 Days

Day: 31.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,327,763 km

• M1: 179,667 km (0.11 R)

Asteroid Belt

Center: 4.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.7

Radius: 8.1

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.99 AU - 7.77 AU

Year: 6402 Days

Day: 5.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,327,763 km

• M1: 100,679 km (0.104 R)
• M2: 366,664 km (0.117 R)
• M3: 682,316 km (0.112 R)
• M4: 945,010 km (0.093 R)
• M5: 1,343,239 km (0.104 R)
• M6: 1,659,639 km (0.064 R)
• M7: 2,585,051 km (0.111 R)
• M8: 2,901,451 km (0.086 R)
• M9: 3,243,581 km (0.068 R)
• M10: 4,156,278 km (0.095 R)
• M11: 4,862,679 km (0.1 R)
• M12: 5,317,756 km (0.1 R)
• M13: 5,677,389 km (0.084 R)
• M14: 7,538,087 km (0.078 R)
• M15: 8,626,860 km (0.103 R)
• M16: 8,956,275 km (0.12 R)
• M17: 10,497,731 km (0.046 R)
• M18: 10,968,815 km (0.106 R)
• M19: 13,210,838 km (0.119 R)
• M20: 13,538,607 km (0.106 R)
• M21: 16,421,957 km (0.097 R)
• M22: 16,800,888 km (0.047 R)
• M23: 21,141,171 km (0.083 R)
• M24: 22,429,059 km (0.097 R)
• M25: 23,848,743 km (0.053 R)
• M26: 26,953,647 km (0.113 R)
• M27: 28,376,023 km (0.048 R)
• M28: 28,922,056 km (0.062 R)
• M29: 29,847,767 km (0.098 R)
• M30: 32,248,215 km (0.1 R)
• M31: 33,748,532 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.6

Radius: 9.7

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.7 AU - 8.84 AU

Year: 6954 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,327,763 km

• M1: 120,725 km (0.07 R)
• M2: 733,478 km (0.057 R)
• M3: 1,098,796 km (0.1 R)
• M4: 1,685,669 km (0.076 R)
• M5: 2,092,575 km (0.077 R)
• M6: 3,029,058 km (0.107 R)
• M7: 3,600,372 km (0.093 R)
• M8: 4,032,710 km (0.109 R)
• M9: 6,193,801 km (0.118 R)
• M10: 8,065,120 km (0.093 R)
• M11: 9,730,444 km (0.096 R)
• M12: 15,426,981 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.9

Radius: 15

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.47 AU - 9.15 AU

Year: 7743 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,327,763 km

• M1: 186,698 km (0.088 R)
• M2: 1,129,464 km (0.071 R)
• M3: 1,707,660 km (0.052 R)
• M4: 2,850,139 km (0.111 R)
• M5: 4,933,738 km (0.063 R)
• M6: 5,859,150 km (0.117 R)
• M7: 7,290,353 km (0.083 R)
• M8: 9,194,435 km (0.065 R)
• M9: 15,350,387 km (0.064 R)
• M10: 16,501,543 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.2

Radius: 8.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 8.35 AU - 13.79 AU

Year: 13066 Days

Day: 6.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,327,763 km

• M1: 102,026 km (0.076 R)
• M2: 378,782 km (0.052 R)
• M3: 837,299 km (0.088 R)
• M4: 2,556,927 km (0.063 R)
• M5: 4,323,678 km (0.065 R)
• M6: 5,370,115 km (0.056 R)
• M7: 6,048,392 km (0.114 R)
• M8: 6,341,903 km (0.118 R)
• M9: 7,207,476 km (0.087 R)
• M10: 9,472,238 km (0.101 R)
• M11: 10,184,623 km (0.105 R)
• M12: 10,837,019 km (0.086 R)
• M13: 12,536,900 km (0.107 R)
• M14: 15,289,202 km (0.113 R)
• M15: 15,590,791 km (0.058 R)
• M16: 17,159,474 km (0.102 R)
• M17: 20,681,008 km (0.101 R)
• M18: 28,200,246 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.6

Radius: 6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 12.45 AU - 19.67 AU

Year: 22833 Days

Day: 20.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,327,763 km

• M1: 142,716 km (0.057 R)
• M2: 388,206 km (0.118 R)
• M3: 612,454 km (0.104 R)
• M4: 914,492 km (0.104 R)
• M5: 1,685,669 km (0.093 R)
• M6: 2,302,610 km (0.073 R)
• M7: 2,887,987 km (0.12 R)
• M8: 3,447,633 km (0.107 R)
• M9: 9,172,743 km (0.028 R)
• M10: 10,372,518 km (0.106 R)
• M11: 12,561,135 km (0.107 R)
• M12: 16,563,775 km (0.071 R)
• M13: 20,383,607 km (0.116 R)
• M14: 32,736,502 km (0.114 R)
• M15: 40,265,164 km (0.119 R)
• M16: 41,138,816 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.9

Radius: 5.5

Gravity: 21.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.43 AU - 20.41 AU

Year: 23605 Days

Day: 24.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,327,763 km

• M1: 68,366 km (0.118 R)
• M2: 396,734 km (0.099 R)
• M3: 979,417 km (0.08 R)
• M4: 1,263,055 km (0.104 R)
• M5: 1,762,413 km (0.083 R)
• M6: 1,995,785 km (0.034 R)
• M7: 2,184,129 km (0.052 R)
• M8: 2,524,913 km (0.044 R)
• M9: 2,926,583 km (0.069 R)
• M10: 3,226,676 km (0.071 R)
• M11: 3,856,633 km (0.115 R)
• M12: 4,856,844 km (0.053 R)
• M13: 5,397,042 km (0.026 R)
• M14: 6,688,072 km (0.047 R)
• M15: 7,454,911 km (0.035 R)
• M16: 8,119,724 km (0.039 R)
• M17: 8,991,430 km (0.075 R)
• M18: 10,413,508 km (0.114 R)
• M19: 12,324,022 km (0.104 R)
• M20: 13,546,237 km (0.058 R)
• M21: 14,301,856 km (0.064 R)
• M22: 18,052,424 km (0.104 R)
• M23: 20,104,159 km (0.111 R)
• M24: 20,591,100 km (0.104 R)
• M25: 22,202,718 km (0.099 R)
• M26: 22,409,911 km (0.102 R)
• M27: 25,788,579 km (0.073 R)
• M28: 31,144,781 km (0.043 R)
• M29: 38,376,043 km (0.031 R)
• M30: 44,974,655 km (0.104 R)
• M31: 52,657,403 km (0.119 R)
• M32: 53,026,012 km (0.096 R)
• M33: 57,584,559 km (0.095 R)
• M34: 61,986,476 km (0.1 R)
• M35: 63,017,355 km (0.1 R)
• M36: 70,331,644 km (0.083 R)
• M37: 79,394,881 km (0.112 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 11,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit