🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.61 AU

Year: 143 Days

Day: 38.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 99.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,174,662 km

• M1: 93,050 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.92 AU - 1.34 AU

Year: 445 Days

Day: 35.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.87 AU - 2.99 AU

Year: 1405 Days

Day: 23.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.12 AU - 4.62 AU

Year: 3388 Days

Day: 24.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,174,662 km

• M1: 176,974 km (0.113 R)

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 8.4

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.62 AU - 6.28 AU

Year: 4718 Days

Day: 6.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,174,662 km

• M1: 104,419 km (0.104 R)
• M2: 372,798 km (0.045 R)
• M3: 744,848 km (0.097 R)
• M4: 1,030,879 km (0.064 R)
• M5: 1,423,573 km (0.12 R)
• M6: 2,077,615 km (0.048 R)
• M7: 2,795,685 km (0.085 R)
• M8: 3,250,463 km (0.116 R)
• M9: 4,641,573 km (0.094 R)
• M10: 5,579,402 km (0.117 R)
• M11: 6,034,629 km (0.104 R)
• M12: 7,930,632 km (0.059 R)
• M13: 8,323,626 km (0.111 R)
• M14: 10,444,624 km (0.104 R)
• M15: 10,960,886 km (0.114 R)
• M16: 12,278,694 km (0.093 R)
• M17: 12,611,998 km (0.077 R)
• M18: 14,369,923 km (0.078 R)
• M19: 14,740,327 km (0.063 R)
• M20: 15,777,489 km (0.106 R)
• M21: 16,399,816 km (0.078 R)
• M22: 17,513,124 km (0.081 R)
• M23: 18,180,330 km (0.106 R)
• M24: 18,676,097 km (0.115 R)
• M25: 21,019,398 km (0.067 R)
• M26: 21,565,580 km (0.092 R)
• M27: 23,845,302 km (0.108 R)
• M28: 24,891,440 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 12.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.49 AU - 8.47 AU

Year: 8360 Days

Day: 14.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,174,662 km

• M1: 155,432 km (0.108 R)
• M2: 617,241 km (0.095 R)
• M3: 1,914,404 km (0.072 R)
• M4: 2,855,075 km (0.095 R)
• M5: 3,316,884 km (0.066 R)
• M6: 3,975,264 km (0.045 R)
• M7: 4,553,909 km (0.11 R)
• M8: 5,011,977 km (0.089 R)
• M9: 5,421,427 km (0.071 R)
• M10: 5,993,040 km (0.115 R)
• M11: 7,782,979 km (0.07 R)
• M12: 8,404,857 km (0.119 R)
• M13: 9,172,145 km (0.093 R)
• M14: 9,826,935 km (0.108 R)
• M15: 11,230,163 km (0.089 R)
• M16: 11,979,947 km (0.045 R)
• M17: 14,076,112 km (0.077 R)
• M18: 16,686,745 km (0.1 R)
• M19: 18,315,417 km (0.118 R)
• M20: 20,047,760 km (0.1 R)
• M21: 22,363,834 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349

Radius: 3.2

Gravity: 34.08 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 10.89 AU - 14.55 AU

Year: 16824 Days

Day: 19.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,174,662 km

• M1: 80,633 km (0.077 R)
• M2: 245,191 km (0.111 R)
• M3: 376,837 km (0.03 R)
• M4: 485,894 km (0.101 R)
• M5: 681,119 km (0.107 R)
• M6: 787,932 km (0.086 R)
• M7: 916,137 km (0.104 R)
• M8: 1,035,516 km (0.101 R)
• M9: 1,177,485 km (0.09 R)
• M10: 1,414,897 km (0.116 R)
• M11: 1,620,893 km (0.062 R)
• M12: 3,032,648 km (0.047 R)
• M13: 4,618,086 km (0.099 R)
• M14: 4,873,001 km (0.069 R)
• M15: 5,410,805 km (0.037 R)
• M16: 6,024,456 km (0.118 R)
• M17: 6,683,135 km (0.093 R)
• M18: 7,517,891 km (0.105 R)
• M19: 8,419,667 km (0.106 R)
• M20: 10,707,767 km (0.051 R)
• M21: 11,904,849 km (0.066 R)
• M22: 12,627,407 km (0.094 R)
• M23: 13,188,099 km (0.04 R)
• M24: 13,830,473 km (0.053 R)
• M25: 16,980,256 km (0.059 R)
• M26: 17,816,957 km (0.101 R)
• M27: 20,661,710 km (0.055 R)
• M28: 30,426,113 km (0.067 R)
• M29: 32,113,876 km (0.065 R)
• M30: 34,700,572 km (0.08 R)
• M31: 36,416,909 km (0.039 R)
• M32: 39,753,091 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.8

Radius: 5.2

Gravity: 31.24 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 12.05 AU - 17.75 AU

Year: 21330 Days

Day: 20.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,174,662 km

• M1: 64,776 km (0.089 R)
• M2: 406,757 km (0.08 R)
• M3: 745,596 km (0.118 R)
• M4: 983,307 km (0.106 R)
• M5: 1,543,401 km (0.104 R)
• M6: 1,873,564 km (0.096 R)
• M7: 2,140,446 km (0.068 R)
• M8: 2,316,972 km (0.117 R)
• M9: 2,827,549 km (0.025 R)
• M10: 3,123,304 km (0.078 R)
• M11: 3,439,405 km (0.031 R)
• M12: 4,203,251 km (0.102 R)
• M13: 5,802,752 km (0.112 R)
• M14: 8,348,908 km (0.118 R)
• M15: 12,952,034 km (0.066 R)
• M16: 18,083,241 km (0.116 R)
• M17: 19,099,459 km (0.067 R)
• M18: 19,861,960 km (0.092 R)
• M19: 20,055,689 km (0.098 R)
• M20: 20,743,839 km (0.112 R)
• M21: 23,330,237 km (0.097 R)
• M22: 26,008,039 km (0.052 R)
• M23: 31,964,278 km (0.078 R)
• M24: 33,583,824 km (0.107 R)
• M25: 35,257,077 km (0.068 R)
• M26: 38,168,102 km (0.028 R)
• M27: 40,609,389 km (0.075 R)
• M28: 43,477,779 km (0.079 R)
• M29: 52,332,776 km (0.103 R)
• M30: 57,473,557 km (0.088 R)
• M31: 58,859,282 km (0.079 R)
• M32: 60,673,306 km (0.028 R)
• M33: 61,286,208 km (0.039 R)
• M34: 63,149,749 km (0.052 R)
• M35: 68,744,560 km (0.096 R)
• M36: 73,497,733 km (0.117 R)
• M37: 76,547,286 km (0.067 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 19,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit