🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.3

Radius: 12.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.71 AU - 0.97 AU

Year: 505 Days

Day: 7.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,970,573 km

• M1: 150,495 km (0.109 R)
• M2: 645,365 km (0.101 R)
• M3: 1,058,106 km (0.108 R)
• M4: 1,601,595 km (0.086 R)
• M5: 1,991,148 km (0.1 R)
• M6: 2,843,856 km (0.09 R)
• M7: 3,225,928 km (0.101 R)
• M8: 3,642,559 km (0.118 R)
• M9: 4,138,027 km (0.098 R)
• M10: 4,538,949 km (0.116 R)
• M11: 5,047,881 km (0.097 R)
• M12: 5,737,527 km (0.053 R)
• M13: 6,314,526 km (0.097 R)
• M14: 6,868,487 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.2

Radius: 8.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.62 AU - 2.76 AU

Year: 2894 Days

Day: 11.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,970,573 km

• M1: 107,411 km (0.115 R)
• M2: 460,612 km (0.109 R)
• M3: 848,818 km (0.069 R)
• M4: 1,292,077 km (0.115 R)
• M5: 1,872,965 km (0.071 R)
• M6: 2,441,587 km (0.12 R)
• M7: 2,832,187 km (0.105 R)
• M8: 4,260,547 km (0.088 R)
• M9: 5,065,683 km (0.067 R)
• M10: 5,516,272 km (0.082 R)
• M11: 6,894,068 km (0.087 R)
• M12: 7,533,450 km (0.083 R)
• M13: 8,930,095 km (0.074 R)
• M14: 9,255,321 km (0.079 R)
• M15: 9,963,817 km (0.064 R)
• M16: 12,307,267 km (0.113 R)
• M17: 12,669,593 km (0.062 R)
• M18: 14,147,022 km (0.088 R)
• M19: 14,814,079 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.6

Radius: 8

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.27 AU - 3.61 AU

Year: 4185 Days

Day: 6.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,970,573 km

• M1: 99,782 km (0.099 R)
• M2: 429,944 km (0.042 R)
• M3: 1,504,805 km (0.106 R)
• M4: 2,314,129 km (0.112 R)
• M5: 2,873,476 km (0.088 R)
• M6: 3,977,658 km (0.118 R)
• M7: 4,574,703 km (0.119 R)
• M8: 4,969,492 km (0.103 R)
• M9: 6,117,356 km (0.05 R)
• M10: 6,468,313 km (0.102 R)
• M11: 6,753,446 km (0.049 R)
• M12: 8,008,572 km (0.094 R)
• M13: 8,800,843 km (0.1 R)
• M14: 10,399,446 km (0.085 R)
• M15: 10,719,585 km (0.084 R)
• M16: 13,270,977 km (0.046 R)
• M17: 13,647,664 km (0.085 R)
• M18: 15,135,565 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 13.4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.21 AU - 4.87 AU

Year: 5327 Days

Day: 13.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,970,573 km

• M1: 166,652 km (0.096 R)
• M2: 584,479 km (0.033 R)
• M3: 1,123,181 km (0.096 R)
• M4: 1,846,187 km (0.087 R)
• M5: 2,351,080 km (0.072 R)
• M6: 3,016,641 km (0.067 R)
• M7: 5,116,397 km (0.03 R)
• M8: 9,843,989 km (0.071 R)
• M9: 10,769,551 km (0.033 R)
• M10: 12,333,596 km (0.037 R)
• M11: 12,793,909 km (0.09 R)
• M12: 16,676,423 km (0.071 R)
• M13: 17,526,288 km (0.068 R)
• M14: 18,108,822 km (0.084 R)
• M15: 18,644,083 km (0.098 R)
• M16: 20,956,418 km (0.076 R)
• M17: 23,314,230 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 9.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.6 AU - 6.72 AU

Year: 8834 Days

Day: 14.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,970,573 km

• M1: 119,379 km (0.107 R)
• M2: 435,629 km (0.116 R)
• M3: 895,343 km (0.095 R)
• M4: 1,329,775 km (0.107 R)
• M5: 2,126,235 km (0.04 R)
• M6: 2,591,933 km (0.096 R)
• M7: 2,911,474 km (0.103 R)
• M8: 3,371,038 km (0.104 R)
• M9: 3,728,428 km (0.076 R)
• M10: 4,164,206 km (0.069 R)
• M11: 4,491,975 km (0.038 R)
• M12: 5,138,088 km (0.077 R)
• M13: 5,778,068 km (0.069 R)
• M14: 6,187,069 km (0.109 R)
• M15: 7,101,261 km (0.091 R)
• M16: 8,485,790 km (0.119 R)
• M17: 8,880,578 km (0.089 R)
• M18: 13,064,831 km (0.069 R)
• M19: 14,072,223 km (0.08 R)
• M20: 15,646,890 km (0.079 R)
• M21: 17,475,874 km (0.057 R)
• M22: 22,622,489 km (0.09 R)
• M23: 23,899,157 km (0.04 R)
• M24: 24,511,013 km (0.056 R)
• M25: 28,501,835 km (0.117 R)
• M26: 28,893,782 km (0.048 R)
• M27: 29,289,318 km (0.046 R)
• M28: 30,702,121 km (0.109 R)
• M29: 31,113,964 km (0.108 R)
• M30: 31,425,277 km (0.11 R)
• M31: 34,543,046 km (0.072 R)
• M32: 35,212,796 km (0.08 R)
• M33: 35,664,132 km (0.04 R)
• M34: 36,463,284 km (0.107 R)
• M35: 38,215,973 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.1

Radius: 3

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.76 AU - 7.68 AU

Year: 10176 Days

Day: 17 Hours

Environment

Temp: -231 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,970,573 km

• M1: 442,361 km (0.032 R)
• M2: 624,870 km (0.06 R)
• M3: 1,120,488 km (0.062 R)
• M4: 1,318,705 km (0.094 R)
• M5: 3,219,945 km (0.035 R)
• M6: 3,356,228 km (0.052 R)
• M7: 3,537,242 km (0.055 R)
• M8: 4,940,170 km (0.077 R)
• M9: 6,581,558 km (0.073 R)
• M10: 9,753,931 km (0.045 R)
• M11: 13,161,920 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.8

Radius: 3.1

Gravity: 50.86 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.53 AU - 9.25 AU

Year: 14539 Days

Day: 19.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,970,573 km

• M1: 41,738 km (0.082 R)
• M2: 1,026,541 km (0.091 R)
• M3: 1,283,550 km (0.038 R)
• M4: 2,496,190 km (0.047 R)
• M5: 3,149,035 km (0.066 R)
• M6: 3,449,727 km (0.101 R)
• M7: 3,742,041 km (0.1 R)
• M8: 4,529,076 km (0.063 R)
• M9: 4,911,896 km (0.091 R)
• M10: 5,705,364 km (0.118 R)
• M11: 5,925,721 km (0.094 R)
• M12: 6,987,717 km (0.091 R)
• M13: 7,807,064 km (0.036 R)
• M14: 9,480,316 km (0.105 R)
• M15: 13,643,775 km (0.086 R)
• M16: 20,371,490 km (0.114 R)
• M17: 26,611,217 km (0.044 R)
• M18: 31,675,554 km (0.093 R)
• M19: 43,233,336 km (0.049 R)
• M20: 43,797,320 km (0.078 R)
• M21: 45,518,743 km (0.078 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 16,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit