🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 9.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.59 AU - 0.71 AU

Year: 349 Days

Day: 7.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 102.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,391,681 km

• M1: 115,639 km (0.083 R)
• M2: 420,819 km (0.118 R)
• M3: 1,123,330 km (0.052 R)
• M4: 1,695,841 km (0.097 R)
• M5: 2,107,086 km (0.111 R)
• M6: 2,478,089 km (0.114 R)
• M7: 2,902,199 km (0.07 R)
• M8: 3,267,367 km (0.076 R)
• M9: 3,606,356 km (0.096 R)
• M10: 4,017,301 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.4

Radius: 14.9

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.65 AU - 0.85 AU

Year: 433 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,391,681 km

• M1: 185,352 km (0.092 R)
• M2: 650,302 km (0.048 R)
• M3: 1,169,706 km (0.075 R)
• M4: 1,802,206 km (0.092 R)
• M5: 2,496,788 km (0.03 R)
• M6: 3,106,849 km (0.115 R)
• M7: 3,653,330 km (0.116 R)
• M8: 4,544,335 km (0.034 R)
• M9: 5,080,493 km (0.096 R)
• M10: 5,559,506 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.9

Radius: 14.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1 AU - 1.24 AU

Year: 790 Days

Day: 11.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,391,681 km

• M1: 182,061 km (0.1 R)
• M2: 909,705 km (0.12 R)
• M3: 1,590,525 km (0.118 R)
• M4: 2,323,853 km (0.069 R)
• M5: 2,878,413 km (0.026 R)
• M6: 3,416,367 km (0.095 R)
• M7: 4,109,454 km (0.107 R)
• M8: 4,795,659 km (0.111 R)
• M9: 6,200,383 km (0.071 R)
• M10: 7,192,366 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.1

Radius: 8

Gravity: 13.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.21 AU - 1.83 AU

Year: 1250 Days

Day: 9.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,391,681 km

• M1: 99,483 km (0.114 R)
• M2: 395,088 km (0.118 R)
• M3: 720,463 km (0.113 R)
• M4: 1,012,329 km (0.092 R)
• M5: 1,263,204 km (0.091 R)
• M6: 1,763,759 km (0.119 R)
• M7: 2,477,042 km (0.09 R)
• M8: 4,132,791 km (0.107 R)
• M9: 5,149,608 km (0.037 R)
• M10: 5,422,773 km (0.08 R)
• M11: 5,683,373 km (0.111 R)
• M12: 6,372,121 km (0.076 R)
• M13: 7,587,903 km (0.098 R)
• M14: 8,165,800 km (0.065 R)
• M15: 9,818,707 km (0.116 R)
• M16: 10,076,314 km (0.112 R)
• M17: 10,504,912 km (0.046 R)
• M18: 10,876,812 km (0.105 R)
• M19: 11,327,700 km (0.043 R)
• M20: 12,490,973 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406

Radius: 7.8

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.77 AU - 9.23 AU

Year: 15089 Days

Day: 24.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,391,681 km

• M1: 99,632 km (0.055 R)
• M2: 375,491 km (0.09 R)
• M3: 644,767 km (0.061 R)
• M4: 1,359,994 km (0.105 R)
• M5: 1,718,281 km (0.119 R)
• M6: 2,156,753 km (0.114 R)
• M7: 3,635,378 km (0.114 R)
• M8: 4,600,883 km (0.079 R)
• M9: 5,077,352 km (0.099 R)
• M10: 5,378,791 km (0.101 R)
• M11: 5,944,271 km (0.091 R)
• M12: 7,193,414 km (0.087 R)
• M13: 8,750,428 km (0.056 R)
• M14: 9,282,997 km (0.089 R)
• M15: 11,346,849 km (0.077 R)
• M16: 12,395,530 km (0.117 R)
• M17: 13,005,141 km (0.099 R)
• M18: 13,892,257 km (0.115 R)
• M19: 14,751,397 km (0.034 R)
• M20: 17,016,758 km (0.038 R)
• M21: 19,020,472 km (0.061 R)
• M22: 19,423,040 km (0.094 R)
• M23: 25,284,135 km (0.108 R)
• M24: 28,195,309 km (0.071 R)
• M25: 30,328,575 km (0.107 R)
• M26: 34,913,301 km (0.073 R)
• M27: 37,495,958 km (0.092 R)
• M28: 40,071,286 km (0.053 R)
• M29: 45,715,015 km (0.113 R)
• M30: 47,757,325 km (0.09 R)
• M31: 49,252,855 km (0.057 R)
• M32: 50,012,214 km (0.11 R)
• M33: 51,088,271 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.7

Radius: 3.1

Gravity: 62.2 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 8.79 AU - 9.37 AU

Year: 18246 Days

Day: 18.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,391,681 km

• M1: 38,596 km (0.087 R)
• M2: 150,795 km (0.095 R)
• M3: 251,324 km (0.089 R)
• M4: 417,528 km (0.116 R)
• M5: 653,593 km (0.096 R)
• M6: 914,342 km (0.086 R)
• M7: 1,475,633 km (0.104 R)
• M8: 1,637,648 km (0.065 R)
• M9: 1,884,036 km (0.106 R)
• M10: 2,320,562 km (0.104 R)
• M11: 3,227,574 km (0.093 R)
• M12: 3,362,362 km (0.107 R)
• M13: 3,848,704 km (0.11 R)
• M14: 6,955,553 km (0.076 R)
• M15: 8,179,114 km (0.109 R)
• M16: 8,278,746 km (0.058 R)
• M17: 11,660,705 km (0.094 R)
• M18: 12,171,582 km (0.112 R)
• M19: 12,763,840 km (0.111 R)
• M20: 13,652,900 km (0.106 R)
• M21: 14,582,501 km (0.04 R)
• M22: 18,723,520 km (0.105 R)
• M23: 18,983,820 km (0.084 R)
• M24: 20,688,787 km (0.077 R)
• M25: 22,104,881 km (0.066 R)
• M26: 22,590,924 km (0.118 R)
• M27: 23,989,664 km (0.077 R)
• M28: 29,925,708 km (0.088 R)
• M29: 31,610,180 km (0.096 R)
• M30: 32,226,822 km (0.043 R)
• M31: 34,253,873 km (0.089 R)
• M32: 46,619,334 km (0.096 R)
• M33: 48,388,030 km (0.098 R)
• M34: 52,573,030 km (0.096 R)
• M35: 58,273,457 km (0.094 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 20,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit