🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.7

Radius: 8.7

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.45 AU - 0.63 AU

Year: 265 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,800,793 km

• M1: 108,159 km (0.06 R)
• M2: 466,745 km (0.116 R)
• M3: 754,272 km (0.091 R)
• M4: 1,065,286 km (0.112 R)
• M5: 1,457,233 km (0.105 R)
• M6: 1,901,688 km (0.119 R)
• M7: 2,256,983 km (0.053 R)
• M8: 2,665,086 km (0.06 R)
• M9: 3,231,464 km (0.1 R)
• M10: 3,619,221 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.1

Radius: 9.8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.77 AU - 1.05 AU

Year: 579 Days

Day: 12.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,800,793 km

• M1: 121,922 km (0.036 R)
• M2: 467,942 km (0.041 R)
• M3: 898,335 km (0.088 R)
• M4: 1,433,447 km (0.087 R)
• M5: 2,028,248 km (0.11 R)
• M6: 2,398,203 km (0.104 R)
• M7: 2,812,889 km (0.087 R)
• M8: 3,166,987 km (0.057 R)
• M9: 3,512,408 km (0.084 R)
• M10: 3,828,359 km (0.114 R)
• M11: 5,741,117 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 8.9

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.07 AU - 1.71 AU

Year: 1093 Days

Day: 12.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,800,793 km

• M1: 110,702 km (0.115 R)
• M2: 419,772 km (0.074 R)
• M3: 723,904 km (0.112 R)
• M4: 1,028,485 km (0.076 R)
• M5: 1,371,064 km (0.117 R)
• M6: 1,683,724 km (0.056 R)
• M7: 3,703,594 km (0.114 R)
• M8: 4,349,109 km (0.108 R)
• M9: 5,259,263 km (0.111 R)
• M10: 5,901,486 km (0.066 R)
• M11: 6,291,338 km (0.045 R)
• M12: 6,929,523 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.3

Radius: 8.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.95 AU - 2.29 AU

Year: 2058 Days

Day: 9.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,800,793 km

• M1: 113,844 km (0.089 R)
• M2: 486,791 km (0.063 R)
• M3: 1,024,596 km (0.104 R)
• M4: 1,497,475 km (0.034 R)
• M5: 2,668,078 km (0.093 R)
• M6: 3,095,928 km (0.107 R)
• M7: 3,737,254 km (0.086 R)
• M8: 4,245,438 km (0.115 R)
• M9: 4,706,050 km (0.043 R)

Asteroid Belt

Center: 3.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 14

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.92 AU - 6.26 AU

Year: 7658 Days

Day: 8.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,800,793 km

• M1: 182,210 km (0.093 R)
• M2: 702,212 km (0.111 R)
• M3: 1,327,532 km (0.03 R)
• M4: 2,186,373 km (0.088 R)
• M5: 3,283,374 km (0.105 R)
• M6: 4,243,194 km (0.1 R)
• M7: 7,368,593 km (0.115 R)
• M8: 8,506,733 km (0.074 R)
• M9: 9,270,281 km (0.078 R)
• M10: 9,849,823 km (0.047 R)
• M11: 12,413,631 km (0.107 R)
• M12: 14,372,316 km (0.046 R)
• M13: 15,149,776 km (0.03 R)
• M14: 16,594,144 km (0.114 R)
• M15: 17,449,993 km (0.089 R)
• M16: 18,683,577 km (0.109 R)
• M17: 19,901,304 km (0.066 R)
• M18: 22,974,493 km (0.1 R)
• M19: 24,287,962 km (0.079 R)
• M20: 27,698,943 km (0.079 R)
• M21: 28,622,561 km (0.11 R)
• M22: 32,523,325 km (0.07 R)
• M23: 36,655,069 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.1

Radius: 9.7

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.65 AU - 6.57 AU

Year: 8861 Days

Day: 7.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,800,793 km

• M1: 120,725 km (0.12 R)
• M2: 423,661 km (0.12 R)
• M3: 1,212,491 km (0.082 R)
• M4: 1,571,376 km (0.119 R)
• M5: 3,520,636 km (0.09 R)
• M6: 4,080,880 km (0.039 R)
• M7: 6,716,346 km (0.111 R)
• M8: 7,539,882 km (0.107 R)
• M9: 8,513,465 km (0.113 R)
• M10: 8,856,044 km (0.055 R)
• M11: 9,342,088 km (0.116 R)
• M12: 9,845,784 km (0.115 R)
• M13: 11,569,899 km (0.116 R)
• M14: 12,367,106 km (0.116 R)
• M15: 13,776,767 km (0.109 R)
• M16: 14,249,646 km (0.106 R)
• M17: 15,103,251 km (0.074 R)
• M18: 16,185,143 km (0.053 R)
• M19: 17,181,914 km (0.043 R)
• M20: 17,868,867 km (0.099 R)
• M21: 19,592,235 km (0.03 R)
• M22: 20,342,019 km (0.075 R)
• M23: 21,266,983 km (0.064 R)
• M24: 21,739,712 km (0.041 R)
• M25: 24,209,872 km (0.078 R)
• M26: 24,552,751 km (0.072 R)
• M27: 28,162,398 km (0.04 R)
• M28: 29,505,038 km (0.066 R)
• M29: 36,414,216 km (0.055 R)
• M30: 38,586,676 km (0.039 R)
• M31: 39,408,417 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.4

Radius: 4.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.17 AU - 12.57 AU

Year: 22269 Days

Day: 15.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,800,793 km

• M1: 61,934 km (0.074 R)
• M2: 658,081 km (0.045 R)
• M3: 1,073,514 km (0.075 R)
• M4: 1,289,833 km (0.117 R)
• M5: 1,904,381 km (0.119 R)
• M6: 3,009,909 km (0.09 R)
• M7: 3,164,593 km (0.041 R)
• M8: 5,081,840 km (0.088 R)
• M9: 6,572,732 km (0.08 R)
• M10: 14,119,795 km (0.083 R)
• M11: 17,857,348 km (0.069 R)
• M12: 18,960,034 km (0.101 R)
• M13: 22,624,135 km (0.045 R)
• M14: 28,174,066 km (0.114 R)
• M15: 28,566,761 km (0.093 R)
• M16: 29,062,827 km (0.064 R)
• M17: 33,678,370 km (0.106 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: 318 - 13,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit