🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.43 AU - 0.65 AU

Year: 256 Days

Day: 23.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.3

Radius: 11.3

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.57 AU - 1.71 AU

Year: 1356 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,584,389 km

• M1: 140,472 km (0.088 R)
• M2: 589,416 km (0.116 R)
• M3: 975,977 km (0.066 R)
• M4: 1,372,112 km (0.113 R)
• M5: 1,823,000 km (0.089 R)
• M6: 2,415,706 km (0.036 R)
• M7: 3,361,015 km (0.081 R)
• M8: 4,778,156 km (0.103 R)
• M9: 5,266,892 km (0.055 R)
• M10: 5,689,656 km (0.12 R)
• M11: 6,516,633 km (0.064 R)
• M12: 7,954,568 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.1

Radius: 14.2

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.32 AU - 3.72 AU

Year: 3389 Days

Day: 13.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,584,389 km

• M1: 235,916 km (0.06 R)
• M2: 790,774 km (0.097 R)
• M3: 1,562,400 km (0.062 R)
• M4: 2,007,005 km (0.093 R)
• M5: 2,499,481 km (0.118 R)
• M6: 3,568,956 km (0.09 R)
• M7: 6,853,527 km (0.101 R)
• M8: 7,325,209 km (0.093 R)
• M9: 7,988,078 km (0.074 R)
• M10: 8,690,739 km (0.032 R)
• M11: 10,186,269 km (0.052 R)
• M12: 13,806,387 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178

Radius: 14.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.09 AU - 6.37 AU

Year: 8856 Days

Day: 12.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,584,389 km

• M1: 181,612 km (0.119 R)
• M2: 764,445 km (0.106 R)
• M3: 1,332,468 km (0.109 R)
• M4: 2,002,367 km (0.09 R)
• M5: 2,786,859 km (0.105 R)
• M6: 6,543,112 km (0.11 R)
• M7: 7,222,884 km (0.078 R)
• M8: 8,916,482 km (0.115 R)
• M9: 10,212,598 km (0.056 R)
• M10: 12,005,229 km (0.103 R)
• M11: 12,581,929 km (0.094 R)
• M12: 13,278,008 km (0.101 R)
• M13: 14,370,371 km (0.068 R)
• M14: 15,976,305 km (0.101 R)
• M15: 18,892,865 km (0.091 R)
• M16: 20,341,720 km (0.102 R)
• M17: 21,231,977 km (0.084 R)
• M18: 23,459,938 km (0.042 R)
• M19: 27,293,384 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.7

Radius: 8.2

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.82 AU - 6.06 AU

Year: 9347 Days

Day: 15 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,584,389 km

• M1: 102,026 km (0.113 R)
• M2: 558,748 km (0.119 R)
• M3: 914,492 km (0.076 R)
• M4: 1,240,466 km (0.09 R)
• M5: 1,561,652 km (0.087 R)
• M6: 1,861,297 km (0.116 R)
• M7: 2,148,674 km (0.117 R)
• M8: 2,559,320 km (0.108 R)
• M9: 3,830,453 km (0.037 R)
• M10: 4,923,715 km (0.103 R)
• M11: 6,212,052 km (0.112 R)
• M12: 6,494,492 km (0.098 R)
• M13: 7,200,146 km (0.115 R)
• M14: 10,003,161 km (0.082 R)
• M15: 10,540,367 km (0.099 R)
• M16: 10,841,507 km (0.051 R)
• M17: 11,619,416 km (0.115 R)
• M18: 14,667,622 km (0.11 R)
• M19: 18,068,132 km (0.09 R)
• M20: 20,528,418 km (0.119 R)
• M21: 23,799,675 km (0.08 R)
• M22: 29,630,850 km (0.05 R)
• M23: 30,433,443 km (0.117 R)
• M24: 31,456,842 km (0.099 R)
• M25: 31,768,305 km (0.114 R)
• M26: 34,664,968 km (0.026 R)
• M27: 37,151,584 km (0.064 R)
• M28: 38,438,425 km (0.088 R)
• M29: 39,513,286 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.6

Radius: 5.6

Gravity: 16.28 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.99 AU - 7.67 AU

Year: 12814 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,584,389 km

• M1: 69,713 km (0.09 R)
• M2: 260,300 km (0.072 R)
• M3: 841,189 km (0.109 R)
• M4: 1,157,888 km (0.12 R)
• M5: 1,551,180 km (0.113 R)
• M6: 2,099,905 km (0.072 R)
• M7: 2,321,909 km (0.038 R)
• M8: 2,991,509 km (0.107 R)
• M9: 3,650,487 km (0.069 R)
• M10: 4,028,072 km (0.07 R)
• M11: 6,020,118 km (0.12 R)
• M12: 10,478,882 km (0.051 R)
• M13: 12,450,582 km (0.094 R)
• M14: 13,366,570 km (0.109 R)
• M15: 13,808,931 km (0.069 R)
• M16: 14,195,940 km (0.076 R)
• M17: 15,538,432 km (0.066 R)
• M18: 15,816,684 km (0.077 R)
• M19: 20,070,050 km (0.093 R)
• M20: 21,412,392 km (0.08 R)
• M21: 22,724,066 km (0.117 R)
• M22: 30,201,117 km (0.07 R)
• M23: 32,750,714 km (0.12 R)
• M24: 34,606,775 km (0.1 R)
• M25: 37,520,492 km (0.095 R)
• M26: 39,422,330 km (0.103 R)
• M27: 41,387,298 km (0.068 R)
• M28: 45,653,680 km (0.035 R)
• M29: 47,966,164 km (0.093 R)
• M30: 48,704,579 km (0.092 R)
• M31: 50,812,263 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.9

Radius: 3.5

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.89 AU - 9.73 AU

Year: 16884 Days

Day: 20 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,584,389 km

• M1: 55,950 km (0.081 R)
• M2: 204,351 km (0.105 R)
• M3: 315,203 km (0.053 R)
• M4: 632,201 km (0.116 R)
• M5: 765,193 km (0.078 R)
• M6: 955,482 km (0.103 R)
• M7: 1,379,442 km (0.101 R)
• M8: 2,287,202 km (0.107 R)
• M9: 2,682,290 km (0.063 R)
• M10: 3,034,144 km (0.108 R)
• M11: 3,510,314 km (0.111 R)
• M12: 4,220,306 km (0.071 R)
• M13: 4,495,566 km (0.12 R)
• M14: 5,684,569 km (0.072 R)
• M15: 6,992,653 km (0.101 R)
• M16: 7,777,145 km (0.077 R)
• M17: 17,151,396 km (0.119 R)
• M18: 22,201,970 km (0.093 R)
• M19: 24,841,175 km (0.09 R)
• M20: 29,131,493 km (0.065 R)
• M21: 29,824,879 km (0.118 R)
• M22: 35,211,599 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 17,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit