🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.48 AU - 0.64 AU

Year: 154 Days

Day: 34.6 Hours

Environment

Temp: 210 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,924,128 km

• M1: 51,761 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.58 AU - 2.98 AU

Year: 1702 Days

Day: 20.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.54 AU - 4.96 AU

Year: 3216 Days

Day: 15 Hours

Environment

Temp: -130 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.9

Radius: 13.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.31 AU - 5.37 AU

Year: 4530 Days

Day: 5.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 99,924,128 km

• M1: 165,006 km (0.108 R)
• M2: 657,931 km (0.065 R)
• M3: 1,091,915 km (0.111 R)
• M4: 1,585,887 km (0.082 R)
• M5: 4,296,152 km (0.05 R)
• M6: 4,849,065 km (0.106 R)
• M7: 5,395,098 km (0.119 R)
• M8: 6,098,656 km (0.032 R)
• M9: 6,673,561 km (0.107 R)
• M10: 7,932,277 km (0.08 R)
• M11: 8,544,432 km (0.113 R)
• M12: 9,701,422 km (0.115 R)
• M13: 10,192,552 km (0.117 R)
• M14: 14,265,803 km (0.111 R)
• M15: 17,517,163 km (0.097 R)
• M16: 18,062,597 km (0.042 R)
• M17: 18,870,275 km (0.106 R)
• M18: 21,370,205 km (0.102 R)
• M19: 22,986,311 km (0.098 R)
• M20: 23,935,061 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.5

Radius: 12.5

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.11 AU - 10.45 AU

Year: 9550 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 99,924,128 km

• M1: 155,731 km (0.095 R)
• M2: 674,836 km (0.118 R)
• M3: 1,275,920 km (0.106 R)
• M4: 2,933,764 km (0.072 R)
• M5: 3,913,032 km (0.111 R)
• M6: 5,422,624 km (0.066 R)
• M7: 8,739,508 km (0.115 R)
• M8: 9,335,206 km (0.12 R)
• M9: 13,552,071 km (0.09 R)
• M10: 14,762,318 km (0.069 R)
• M11: 17,396,886 km (0.111 R)
• M12: 18,409,514 km (0.088 R)
• M13: 21,760,656 km (0.106 R)
• M14: 26,716,235 km (0.057 R)
• M15: 27,699,841 km (0.079 R)
• M16: 30,893,157 km (0.063 R)
• M17: 31,579,811 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818

Radius: 6.3

Gravity: 20.61 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 12.58 AU - 19.32 AU

Year: 23384 Days

Day: 25 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 99,924,128 km

• M1: 78,539 km (0.1 R)
• M2: 380,427 km (0.096 R)
• M3: 742,005 km (0.11 R)
• M4: 1,527,993 km (0.114 R)
• M5: 2,064,451 km (0.09 R)
• M6: 4,220,006 km (0.078 R)
• M7: 4,539,248 km (0.039 R)
• M8: 4,912,944 km (0.11 R)
• M9: 5,186,558 km (0.072 R)
• M10: 5,807,090 km (0.06 R)
• M11: 8,180,909 km (0.094 R)
• M12: 9,793,275 km (0.067 R)
• M13: 10,609,331 km (0.045 R)
• M14: 11,882,559 km (0.099 R)
• M15: 15,714,060 km (0.11 R)
• M16: 16,137,422 km (0.106 R)
• M17: 19,704,583 km (0.102 R)
• M18: 21,931,945 km (0.092 R)
• M19: 27,485,467 km (0.08 R)
• M20: 28,100,015 km (0.09 R)
• M21: 28,723,539 km (0.108 R)
• M22: 30,257,815 km (0.027 R)
• M23: 34,472,735 km (0.102 R)
• M24: 36,942,297 km (0.031 R)
• M25: 39,062,846 km (0.072 R)
• M26: 44,379,256 km (0.112 R)
• M27: 49,432,672 km (0.049 R)
• M28: 53,132,676 km (0.078 R)
• M29: 66,426,541 km (0.038 R)
• M30: 68,425,767 km (0.085 R)
• M31: 69,101,052 km (0.091 R)
• M32: 74,901,559 km (0.114 R)
• M33: 83,555,348 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 604.2

Radius: 6.9

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 17.28 AU - 22.08 AU

Year: 32049 Days

Day: 21.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,924,128 km

• M1: 85,869 km (0.109 R)
• M2: 377,735 km (0.056 R)
• M3: 803,490 km (0.114 R)
• M4: 1,064,239 km (0.119 R)
• M5: 2,372,772 km (0.049 R)
• M6: 2,781,473 km (0.047 R)
• M7: 3,906,898 km (0.099 R)
• M8: 6,145,780 km (0.062 R)
• M9: 6,475,493 km (0.12 R)
• M10: 8,475,019 km (0.075 R)
• M11: 12,416,474 km (0.108 R)
• M12: 14,532,685 km (0.057 R)
• M13: 18,478,030 km (0.11 R)
• M14: 21,650,851 km (0.046 R)
• M15: 24,577,584 km (0.087 R)
• M16: 25,288,622 km (0.047 R)
• M17: 29,446,246 km (0.118 R)
• M18: 31,756,038 km (0.119 R)
• M19: 33,313,202 km (0.052 R)
• M20: 35,970,210 km (0.112 R)
• M21: 41,701,753 km (0.117 R)
• M22: 45,665,348 km (0.031 R)
• M23: 48,013,137 km (0.1 R)
• M24: 49,872,938 km (0.095 R)
• M25: 52,556,574 km (0.102 R)
• M26: 53,537,936 km (0.09 R)
• M27: 64,926,972 km (0.099 R)
• M28: 66,512,111 km (0.089 R)
• M29: 72,383,827 km (0.065 R)
• M30: 82,481,684 km (0.096 R)
• M31: 84,073,106 km (0.1 R)
• M32: 86,770,505 km (0.06 R)
• M33: 87,043,371 km (0.093 R)
• M34: 87,865,412 km (0.097 R)
• M35: 88,416,381 km (0.05 R)
• M36: 89,803,751 km (0.045 R)
• M37: 97,252,678 km (0.091 R)
• M38: 99,624,852 km (0.072 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 12,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit