🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.8 AU - 0.96 AU

Year: 296 Days

Day: 26.6 Hours

Environment

Temp: 106 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 447 Days

Day: 36.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 62,786,787 km

• M1: 428,897 km (0.114 R)
• M2: 928,105 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.87 AU - 2.07 AU

Year: 990 Days

Day: 14.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,786,787 km

• M1: 535,112 km (0.07 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.31 AU - 3.45 AU

Year: 2226 Days

Day: 43.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 12.3

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.65 AU - 7.39 AU

Year: 5290 Days

Day: 7.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,786,787 km

• M1: 153,188 km (0.113 R)
• M2: 646,263 km (0.078 R)
• M3: 1,109,268 km (0.09 R)
• M4: 1,601,744 km (0.106 R)
• M5: 2,436,650 km (0.041 R)
• M6: 2,905,191 km (0.083 R)
• M7: 4,903,369 km (0.115 R)
• M8: 5,506,099 km (0.12 R)
• M9: 5,903,581 km (0.114 R)
• M10: 6,519,176 km (0.072 R)
• M11: 7,357,672 km (0.101 R)
• M12: 7,955,764 km (0.037 R)
• M13: 8,913,490 km (0.086 R)
• M14: 9,768,891 km (0.094 R)
• M15: 10,353,818 km (0.092 R)
• M16: 11,593,835 km (0.07 R)
• M17: 13,307,329 km (0.084 R)
• M18: 13,746,997 km (0.112 R)
• M19: 14,597,611 km (0.025 R)
• M20: 16,031,057 km (0.116 R)
• M21: 16,782,039 km (0.089 R)
• M22: 18,152,654 km (0.095 R)
• M23: 18,625,832 km (0.068 R)
• M24: 19,176,502 km (0.093 R)
• M25: 19,737,943 km (0.098 R)
• M26: 21,866,122 km (0.106 R)
• M27: 22,789,889 km (0.109 R)
• M28: 26,921,483 km (0.114 R)
• M29: 28,796,693 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 10.6

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.93 AU - 10.51 AU

Year: 10854 Days

Day: 5.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,786,787 km

• M1: 131,796 km (0.12 R)
• M2: 485,146 km (0.048 R)
• M3: 835,953 km (0.118 R)
• M4: 1,197,830 km (0.065 R)
• M5: 1,666,520 km (0.107 R)
• M6: 2,392,668 km (0.101 R)
• M7: 3,061,371 km (0.044 R)
• M8: 6,092,074 km (0.03 R)
• M9: 7,002,228 km (0.074 R)
• M10: 8,831,062 km (0.119 R)
• M11: 9,311,719 km (0.102 R)
• M12: 9,995,382 km (0.082 R)
• M13: 11,008,459 km (0.075 R)
• M14: 12,035,448 km (0.116 R)
• M15: 13,984,858 km (0.066 R)
• M16: 17,257,012 km (0.115 R)
• M17: 18,783,509 km (0.072 R)
• M18: 20,473,665 km (0.116 R)
• M19: 21,629,159 km (0.082 R)
• M20: 22,665,274 km (0.104 R)
• M21: 24,238,745 km (0.094 R)
• M22: 27,234,143 km (0.025 R)
• M23: 28,160,154 km (0.093 R)
• M24: 29,685,154 km (0.075 R)
• M25: 30,964,216 km (0.092 R)
• M26: 31,871,078 km (0.112 R)
• M27: 33,631,995 km (0.07 R)
• M28: 35,675,951 km (0.084 R)
• M29: 36,116,516 km (0.062 R)
• M30: 37,460,204 km (0.107 R)
• M31: 37,801,288 km (0.113 R)
• M32: 38,489,587 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.7

Radius: 3

Gravity: 107.08 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 11.64 AU - 16.1 AU

Year: 18501 Days

Day: 23.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,786,787 km

• M1: 37,250 km (0.119 R)
• M2: 714,180 km (0.115 R)
• M3: 983,606 km (0.096 R)
• M4: 1,087,277 km (0.069 R)
• M5: 1,212,640 km (0.117 R)
• M6: 2,401,195 km (0.044 R)
• M7: 3,535,895 km (0.108 R)
• M8: 3,780,637 km (0.082 R)
• M9: 5,332,566 km (0.064 R)
• M10: 6,469,809 km (0.112 R)
• M11: 7,311,895 km (0.058 R)
• M12: 7,459,099 km (0.07 R)
• M13: 7,608,099 km (0.118 R)
• M14: 9,040,798 km (0.088 R)
• M15: 10,089,928 km (0.056 R)
• M16: 11,811,500 km (0.095 R)
• M17: 12,150,489 km (0.042 R)
• M18: 14,707,116 km (0.075 R)
• M19: 16,993,720 km (0.079 R)
• M20: 18,948,515 km (0.045 R)
• M21: 19,884,549 km (0.027 R)
• M22: 21,545,684 km (0.097 R)
• M23: 24,153,324 km (0.03 R)
• M24: 32,424,890 km (0.099 R)
• M25: 34,856,304 km (0.089 R)
• M26: 36,400,453 km (0.107 R)
• M27: 38,430,945 km (0.06 R)
• M28: 38,727,149 km (0.041 R)
• M29: 41,772,213 km (0.12 R)
• M30: 44,973,009 km (0.101 R)
• M31: 53,129,983 km (0.112 R)
• M32: 65,324,005 km (0.104 R)
• M33: 70,283,174 km (0.113 R)
• M34: 73,194,199 km (0.08 R)
• M35: 75,024,978 km (0.111 R)
• M36: 79,255,306 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.9

Radius: 5

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.92 AU - 16.3 AU

Year: 21036 Days

Day: 15.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,786,787 km

• M1: 62,831 km (0.068 R)
• M2: 333,753 km (0.104 R)
• M3: 694,284 km (0.11 R)
• M4: 865,872 km (0.083 R)
• M5: 1,395,299 km (0.109 R)
• M6: 2,505,764 km (0.093 R)
• M7: 2,705,627 km (0.094 R)
• M8: 2,916,111 km (0.101 R)
• M9: 3,265,273 km (0.046 R)
• M10: 3,782,881 km (0.096 R)
• M11: 4,512,919 km (0.029 R)
• M12: 5,049,227 km (0.118 R)
• M13: 5,931,705 km (0.058 R)
• M14: 11,255,594 km (0.048 R)
• M15: 11,986,679 km (0.103 R)
• M16: 14,581,454 km (0.117 R)
• M17: 17,208,542 km (0.073 R)
• M18: 22,606,931 km (0.103 R)
• M19: 23,767,811 km (0.079 R)
• M20: 25,274,111 km (0.116 R)
• M21: 26,312,919 km (0.104 R)
• M22: 27,056,869 km (0.07 R)
• M23: 27,814,732 km (0.119 R)
• M24: 29,146,602 km (0.106 R)
• M25: 30,404,421 km (0.109 R)
• M26: 30,636,896 km (0.117 R)
• M27: 32,177,156 km (0.041 R)
• M28: 35,668,620 km (0.071 R)
• M29: 38,176,479 km (0.057 R)
• M30: 41,366,504 km (0.103 R)
• M31: 42,516,463 km (0.118 R)
• M32: 43,835,467 km (0.075 R)
• M33: 49,064,511 km (0.114 R)
• M34: 51,498,020 km (0.063 R)
• M35: 58,020,337 km (0.073 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 10,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit