🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.52 AU - 0.8 AU

Year: 201 Days

Day: 14.8 Hours

Environment

Temp: 112 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 104,421,321 km

• M1: 57,595 km (0.11 R)
• M2: 171,439 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.8 AU - 2.04 AU

Year: 997 Days

Day: 15.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.1 AU - 2.3 AU

Year: 1223 Days

Day: 41.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 8.1

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.81 AU - 4.85 AU

Year: 3978 Days

Day: 10.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,421,321 km

• M1: 103,223 km (0.069 R)
• M2: 476,469 km (0.064 R)
• M3: 1,055,862 km (0.097 R)
• M4: 1,464,862 km (0.117 R)
• M5: 1,936,245 km (0.086 R)
• M6: 2,752,152 km (0.114 R)
• M7: 3,143,949 km (0.085 R)
• M8: 4,643,368 km (0.098 R)
• M9: 5,440,276 km (0.105 R)
• M10: 5,971,947 km (0.1 R)
• M11: 6,476,690 km (0.071 R)
• M12: 7,270,157 km (0.059 R)
• M13: 7,537,339 km (0.113 R)
• M14: 7,880,517 km (0.101 R)
• M15: 8,561,337 km (0.083 R)
• M16: 9,280,753 km (0.098 R)
• M17: 10,413,508 km (0.105 R)
• M18: 12,094,689 km (0.091 R)
• M19: 12,709,237 km (0.105 R)
• M20: 15,268,407 km (0.068 R)
• M21: 15,596,924 km (0.094 R)
• M22: 16,783,984 km (0.057 R)
• M23: 18,213,242 km (0.046 R)
• M24: 19,083,602 km (0.112 R)
• M25: 20,308,509 km (0.106 R)
• M26: 20,572,998 km (0.109 R)
• M27: 20,839,731 km (0.068 R)
• M28: 23,635,566 km (0.106 R)
• M29: 25,504,642 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.9

Radius: 14.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.59 AU - 8.59 AU

Year: 7075 Days

Day: 5.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,421,321 km

• M1: 178,171 km (0.069 R)
• M2: 701,016 km (0.056 R)
• M3: 1,233,883 km (0.089 R)
• M4: 1,748,350 km (0.078 R)
• M5: 2,496,190 km (0.074 R)
• M6: 3,875,782 km (0.115 R)
• M7: 4,776,660 km (0.086 R)
• M8: 6,385,286 km (0.097 R)
• M9: 7,257,142 km (0.069 R)
• M10: 9,327,726 km (0.106 R)
• M11: 10,114,162 km (0.107 R)
• M12: 10,745,166 km (0.101 R)
• M13: 11,248,264 km (0.093 R)
• M14: 13,535,915 km (0.098 R)
• M15: 19,752,304 km (0.082 R)
• M16: 21,680,172 km (0.083 R)
• M17: 22,160,980 km (0.045 R)
• M18: 28,309,452 km (0.086 R)
• M19: 31,363,343 km (0.115 R)
• M20: 33,233,915 km (0.071 R)
• M21: 40,007,108 km (0.051 R)
• M22: 40,488,813 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.2

Radius: 12.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.86 AU - 8.46 AU

Year: 7945 Days

Day: 14.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 104,421,321 km

• M1: 160,070 km (0.114 R)
• M2: 741,108 km (0.079 R)
• M3: 1,403,677 km (0.082 R)
• M4: 3,375,975 km (0.111 R)
• M5: 3,821,627 km (0.114 R)
• M6: 4,237,509 km (0.039 R)
• M7: 9,744,805 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.8

Radius: 4.2

Gravity: 31.79 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 11.43 AU - 13.89 AU

Year: 16880 Days

Day: 21.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 104,421,321 km

• M1: 52,210 km (0.093 R)
• M2: 185,501 km (0.109 R)
• M3: 358,885 km (0.119 R)
• M4: 508,932 km (0.115 R)
• M5: 1,168,659 km (0.09 R)
• M6: 1,569,581 km (0.082 R)
• M7: 1,784,403 km (0.077 R)
• M8: 2,461,633 km (0.072 R)
• M9: 2,729,114 km (0.111 R)
• M10: 3,648,842 km (0.085 R)
• M11: 4,462,056 km (0.071 R)
• M12: 4,825,728 km (0.091 R)
• M13: 5,463,015 km (0.034 R)
• M14: 6,479,981 km (0.082 R)
• M15: 6,646,933 km (0.091 R)
• M16: 7,663,301 km (0.119 R)
• M17: 9,833,517 km (0.115 R)
• M18: 10,334,520 km (0.053 R)
• M19: 11,939,705 km (0.114 R)
• M20: 15,634,324 km (0.078 R)
• M21: 16,086,708 km (0.075 R)
• M22: 17,335,551 km (0.116 R)
• M23: 19,156,307 km (0.09 R)
• M24: 21,192,034 km (0.049 R)
• M25: 23,563,460 km (0.107 R)
• M26: 24,863,765 km (0.061 R)
• M27: 26,956,489 km (0.103 R)
• M28: 28,937,763 km (0.119 R)
• M29: 45,285,370 km (0.055 R)
• M30: 45,437,361 km (0.09 R)
• M31: 46,049,366 km (0.098 R)
• M32: 49,836,735 km (0.063 R)
• M33: 50,814,956 km (0.118 R)
• M34: 51,308,928 km (0.093 R)
• M35: 52,139,196 km (0.104 R)
• M36: 54,168,342 km (0.042 R)
• M37: 55,029,128 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.9

Radius: 4.8

Gravity: 29.16 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 11.19 AU - 14.87 AU

Year: 17626 Days

Day: 21.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,421,321 km

• M1: 87,814 km (0.095 R)
• M2: 365,916 km (0.103 R)
• M3: 984,055 km (0.114 R)
• M4: 1,860,399 km (0.099 R)
• M5: 2,292,438 km (0.066 R)
• M6: 2,554,832 km (0.085 R)
• M7: 4,115,288 km (0.072 R)
• M8: 4,470,134 km (0.063 R)
• M9: 4,915,337 km (0.061 R)
• M10: 5,094,406 km (0.094 R)
• M11: 6,428,968 km (0.058 R)
• M12: 6,951,065 km (0.111 R)
• M13: 8,379,276 km (0.031 R)
• M14: 9,654,448 km (0.099 R)
• M15: 9,935,543 km (0.117 R)
• M16: 11,738,047 km (0.099 R)
• M17: 12,122,963 km (0.092 R)
• M18: 12,318,487 km (0.082 R)
• M19: 15,283,218 km (0.092 R)
• M20: 17,092,454 km (0.074 R)
• M21: 21,318,594 km (0.103 R)
• M22: 24,805,421 km (0.068 R)
• M23: 26,738,375 km (0.118 R)
• M24: 32,630,288 km (0.037 R)
• M25: 39,331,225 km (0.108 R)
• M26: 54,479,206 km (0.068 R)
• M27: 57,178,700 km (0.062 R)
• M28: 59,589,170 km (0.065 R)
• M29: 60,534,180 km (0.071 R)
• M30: 62,066,661 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.7

Radius: 7.7

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.37 AU - 16.27 AU

Year: 19253 Days

Day: 22 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,421,321 km

• M1: 95,743 km (0.089 R)
• M2: 718,070 km (0.099 R)
• M3: 1,204,562 km (0.108 R)
• M4: 1,484,011 km (0.06 R)
• M5: 2,236,039 km (0.099 R)
• M6: 2,848,493 km (0.046 R)
• M7: 5,325,385 km (0.081 R)
• M8: 5,812,924 km (0.1 R)
• M9: 7,455,659 km (0.069 R)
• M10: 9,601,640 km (0.097 R)
• M11: 12,384,310 km (0.091 R)
• M12: 18,116,751 km (0.073 R)
• M13: 19,565,606 km (0.049 R)
• M14: 20,363,262 km (0.095 R)
• M15: 22,023,200 km (0.084 R)
• M16: 24,781,635 km (0.071 R)
• M17: 27,213,349 km (0.114 R)
• M18: 30,618,196 km (0.054 R)
• M19: 41,786,874 km (0.099 R)
• M20: 46,298,447 km (0.107 R)
• M21: 61,197,048 km (0.09 R)
• M22: 65,022,864 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695

Radius: 7.4

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 18.7 AU - 20.02 AU

Year: 31922 Days

Day: 16.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 104,421,321 km

• M1: 92,152 km (0.109 R)
• M2: 437,125 km (0.11 R)
• M3: 720,912 km (0.082 R)
• M4: 1,664,127 km (0.065 R)
• M5: 2,770,403 km (0.097 R)
• M6: 3,170,128 km (0.104 R)
• M7: 3,640,464 km (0.075 R)
• M8: 3,944,447 km (0.075 R)
• M9: 7,230,065 km (0.083 R)
• M10: 7,495,003 km (0.097 R)
• M11: 8,918,726 km (0.101 R)
• M12: 10,049,686 km (0.097 R)
• M13: 10,379,998 km (0.1 R)
• M14: 16,338,331 km (0.06 R)
• M15: 18,512,288 km (0.099 R)
• M16: 20,342,767 km (0.119 R)
• M17: 22,068,528 km (0.082 R)
• M18: 25,808,325 km (0.047 R)
• M19: 29,679,170 km (0.087 R)
• M20: 30,222,809 km (0.116 R)
• M21: 41,686,943 km (0.116 R)
• M22: 64,163,275 km (0.037 R)
• M23: 65,759,334 km (0.056 R)
• M24: 67,381,574 km (0.086 R)
• M25: 72,163,470 km (0.108 R)
• M26: 84,824,685 km (0.086 R)
• M27: 88,977,672 km (0.055 R)
• M28: 100,405,154 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 15,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit