🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.1

Radius: 12.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.34 AU - 1.64 AU

Year: 1278 Days

Day: 7 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,748,042 km

• M1: 153,487 km (0.051 R)
• M2: 769,531 km (0.049 R)
• M3: 1,194,539 km (0.063 R)
• M4: 3,043,718 km (0.108 R)
• M5: 4,201,905 km (0.09 R)
• M6: 7,395,072 km (0.089 R)
• M7: 8,512,867 km (0.119 R)
• M8: 9,497,670 km (0.066 R)
• M9: 10,206,016 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.9

Radius: 8.4

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.46 AU - 2.38 AU

Year: 1870 Days

Day: 14.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 55,748,042 km

• M1: 104,719 km (0.063 R)
• M2: 416,032 km (0.094 R)
• M3: 1,613,563 km (0.067 R)
• M4: 3,025,617 km (0.07 R)
• M5: 4,312,009 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.4

Radius: 13.6

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.64 AU - 2.58 AU

Year: 2154 Days

Day: 6 Hours

Environment

Temp: -195 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,748,042 km

• M1: 169,195 km (0.115 R)
• M2: 620,682 km (0.101 R)
• M3: 1,222,663 km (0.082 R)
• M4: 1,697,786 km (0.079 R)
• M5: 2,391,172 km (0.118 R)
• M6: 2,858,666 km (0.072 R)
• M7: 3,433,271 km (0.082 R)
• M8: 4,513,667 km (0.037 R)
• M9: 4,973,381 km (0.088 R)
• M10: 6,215,492 km (0.117 R)
• M11: 6,713,204 km (0.115 R)
• M12: 7,496,798 km (0.036 R)
• M13: 8,368,654 km (0.064 R)
• M14: 11,498,392 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.4

Radius: 10.5

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.24 AU - 2.72 AU

Year: 2745 Days

Day: 10.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,748,042 km

• M1: 132,843 km (0.116 R)
• M2: 530,324 km (0.099 R)
• M3: 1,227,301 km (0.036 R)
• M4: 1,596,957 km (0.119 R)
• M5: 2,189,066 km (0.101 R)
• M6: 2,645,489 km (0.089 R)
• M7: 3,914,079 km (0.102 R)
• M8: 4,364,219 km (0.052 R)
• M9: 4,896,638 km (0.072 R)
• M10: 6,728,015 km (0.067 R)
• M11: 7,633,680 km (0.089 R)
• M12: 13,705,559 km (0.082 R)
• M13: 14,544,503 km (0.113 R)
• M14: 15,627,742 km (0.085 R)
• M15: 16,819,289 km (0.113 R)
• M16: 18,540,562 km (0.108 R)
• M17: 20,250,166 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.3

Radius: 13.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.77 AU - 2.87 AU

Year: 3329 Days

Day: 6.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 169.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,748,042 km

• M1: 171,738 km (0.045 R)
• M2: 633,547 km (0.106 R)
• M3: 1,840,054 km (0.053 R)
• M4: 2,383,543 km (0.087 R)
• M5: 3,004,673 km (0.062 R)
• M6: 3,488,174 km (0.092 R)
• M7: 3,936,369 km (0.091 R)
• M8: 4,789,974 km (0.036 R)
• M9: 5,219,021 km (0.106 R)
• M10: 8,536,802 km (0.05 R)
• M11: 10,364,589 km (0.083 R)
• M12: 11,916,218 km (0.065 R)
• M13: 12,903,116 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.9

Radius: 13.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.48 AU - 5.68 AU

Year: 8048 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,748,042 km

• M1: 165,455 km (0.087 R)
• M2: 660,325 km (0.117 R)
• M3: 1,442,722 km (0.107 R)
• M4: 2,198,640 km (0.108 R)
• M5: 3,149,035 km (0.082 R)
• M6: 3,815,045 km (0.095 R)
• M7: 4,476,417 km (0.111 R)
• M8: 4,899,031 km (0.087 R)
• M9: 6,000,071 km (0.065 R)
• M10: 6,422,386 km (0.046 R)
• M11: 7,226,475 km (0.05 R)
• M12: 8,352,348 km (0.075 R)
• M13: 9,430,650 km (0.076 R)
• M14: 10,256,280 km (0.098 R)
• M15: 11,174,363 km (0.072 R)
• M16: 12,051,604 km (0.066 R)
• M17: 15,911,529 km (0.106 R)
• M18: 16,489,724 km (0.059 R)
• M19: 17,201,960 km (0.077 R)
• M20: 18,879,550 km (0.096 R)
• M21: 19,462,384 km (0.096 R)
• M22: 20,527,969 km (0.087 R)
• M23: 23,584,703 km (0.12 R)
• M24: 24,950,082 km (0.075 R)
• M25: 26,287,487 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.9

Radius: 5.3

Gravity: 28.01 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.24 AU - 6.8 AU

Year: 11703 Days

Day: 18.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,748,042 km

• M1: 65,973 km (0.101 R)
• M2: 401,521 km (0.109 R)
• M3: 619,335 km (0.101 R)
• M4: 1,599,650 km (0.026 R)
• M5: 2,048,892 km (0.106 R)
• M6: 2,536,133 km (0.05 R)
• M7: 3,683,249 km (0.062 R)
• M8: 3,875,632 km (0.026 R)
• M9: 5,485,754 km (0.083 R)
• M10: 5,921,084 km (0.064 R)
• M11: 6,301,212 km (0.048 R)
• M12: 7,279,732 km (0.088 R)
• M13: 8,123,314 km (0.096 R)
• M14: 9,792,228 km (0.115 R)
• M15: 10,002,562 km (0.103 R)
• M16: 14,458,335 km (0.071 R)
• M17: 17,963,264 km (0.114 R)
• M18: 23,462,930 km (0.067 R)
• M19: 26,085,530 km (0.1 R)
• M20: 28,255,597 km (0.067 R)
• M21: 28,897,073 km (0.098 R)
• M22: 30,431,498 km (0.099 R)
• M23: 33,423,755 km (0.106 R)
• M24: 34,020,949 km (0.034 R)
• M25: 34,503,702 km (0.076 R)
• M26: 35,979,335 km (0.119 R)
• M27: 36,986,278 km (0.091 R)
• M28: 45,726,684 km (0.068 R)
• M29: 47,205,907 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 11,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit