🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 13.4

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.58 AU - 0.82 AU

Year: 391 Days

Day: 13.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,283,797 km

• M1: 166,652 km (0.097 R)
• M2: 618,288 km (0.108 R)
• M3: 1,117,646 km (0.092 R)
• M4: 1,979,479 km (0.099 R)
• M5: 2,700,990 km (0.083 R)
• M6: 3,124,352 km (0.119 R)
• M7: 3,641,811 km (0.109 R)
• M8: 4,598,339 km (0.119 R)
• M9: 5,019,158 km (0.085 R)
• M10: 5,515,374 km (0.119 R)
• M11: 5,956,538 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.5

Radius: 9.9

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.57 AU - 0.87 AU

Year: 407 Days

Day: 8.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,283,797 km

• M1: 123,568 km (0.093 R)
• M2: 446,699 km (0.039 R)
• M3: 868,116 km (0.068 R)
• M4: 1,201,271 km (0.106 R)
• M5: 1,580,053 km (0.057 R)
• M6: 2,021,965 km (0.073 R)
• M7: 2,349,285 km (0.044 R)
• M8: 2,960,542 km (0.089 R)
• M9: 3,362,212 km (0.098 R)
• M10: 4,153,136 km (0.096 R)
• M11: 4,658,029 km (0.105 R)
• M12: 5,266,593 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.6

Radius: 8.1

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.59 AU - 0.87 AU

Year: 416 Days

Day: 5.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,283,797 km

• M1: 100,679 km (0.119 R)
• M2: 457,620 km (0.097 R)
• M3: 759,808 km (0.087 R)
• M4: 1,036,414 km (0.068 R)
• M5: 1,833,621 km (0.082 R)
• M6: 2,391,023 km (0.1 R)
• M7: 3,011,704 km (0.093 R)
• M8: 3,632,685 km (0.109 R)
• M9: 4,336,244 km (0.057 R)
• M10: 5,063,439 km (0.099 R)
• M11: 5,712,245 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 13.6

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.38 AU - 1.94 AU

Year: 1426 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,283,797 km

• M1: 169,195 km (0.108 R)
• M2: 613,650 km (0.113 R)
• M3: 1,168,210 km (0.096 R)
• M4: 1,598,603 km (0.111 R)
• M5: 2,266,857 km (0.065 R)
• M6: 2,756,042 km (0.033 R)
• M7: 3,508,369 km (0.045 R)
• M8: 3,933,826 km (0.113 R)
• M9: 4,952,138 km (0.08 R)
• M10: 5,762,211 km (0.078 R)
• M11: 7,101,561 km (0.119 R)
• M12: 7,563,519 km (0.066 R)
• M13: 7,987,778 km (0.072 R)
• M14: 8,884,618 km (0.064 R)
• M15: 13,155,637 km (0.082 R)
• M16: 14,192,350 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.9

Radius: 11.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.99 AU - 6.45 AU

Year: 7953 Days

Day: 7.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,283,797 km

• M1: 147,952 km (0.09 R)
• M2: 806,482 km (0.095 R)
• M3: 1,177,186 km (0.107 R)
• M4: 2,529,700 km (0.101 R)
• M5: 3,019,783 km (0.099 R)
• M6: 3,499,992 km (0.061 R)
• M7: 4,852,506 km (0.119 R)
• M8: 5,319,401 km (0.078 R)
• M9: 8,207,986 km (0.105 R)
• M10: 9,962,620 km (0.075 R)
• M11: 10,875,915 km (0.103 R)
• M12: 11,678,807 km (0.044 R)
• M13: 15,555,187 km (0.052 R)
• M14: 16,505,133 km (0.086 R)
• M15: 18,075,612 km (0.075 R)
• M16: 18,897,203 km (0.106 R)
• M17: 19,978,646 km (0.097 R)
• M18: 20,374,632 km (0.107 R)
• M19: 20,938,017 km (0.07 R)
• M20: 24,538,838 km (0.055 R)
• M21: 27,642,994 km (0.095 R)
• M22: 28,533,101 km (0.105 R)
• M23: 32,831,197 km (0.113 R)
• M24: 33,272,362 km (0.114 R)
• M25: 34,054,010 km (0.11 R)
• M26: 36,237,092 km (0.112 R)
• M27: 42,165,357 km (0.029 R)
• M28: 43,609,574 km (0.1 R)
• M29: 44,815,483 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.5

Radius: 6.8

Gravity: 16.97 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.6 AU - 9.96 AU

Year: 15888 Days

Day: 24.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,283,797 km

• M1: 96,491 km (0.114 R)
• M2: 516,412 km (0.106 R)
• M3: 871,856 km (0.064 R)
• M4: 1,981,723 km (0.104 R)
• M5: 4,384,115 km (0.086 R)
• M6: 4,819,445 km (0.116 R)
• M7: 5,469,149 km (0.064 R)
• M8: 5,815,168 km (0.038 R)
• M9: 6,508,704 km (0.097 R)
• M10: 10,123,288 km (0.1 R)
• M11: 13,253,923 km (0.078 R)
• M12: 13,738,171 km (0.065 R)
• M13: 14,963,377 km (0.115 R)
• M14: 15,337,222 km (0.063 R)
• M15: 17,546,783 km (0.092 R)
• M16: 20,873,092 km (0.098 R)
• M17: 22,586,137 km (0.104 R)
• M18: 31,830,238 km (0.084 R)
• M19: 33,709,487 km (0.099 R)
• M20: 41,086,756 km (0.115 R)
• M21: 42,561,492 km (0.107 R)
• M22: 58,188,336 km (0.104 R)
• M23: 59,298,651 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 13,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit