🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.1

Radius: 8.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.95 AU - 1.21 AU

Year: 775 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,376,228 km

• M1: 103,522 km (0.097 R)
• M2: 548,575 km (0.045 R)
• M3: 807,978 km (0.107 R)
• M4: 1,342,491 km (0.105 R)
• M5: 2,337,916 km (0.109 R)
• M6: 2,792,244 km (0.108 R)
• M7: 3,123,903 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.5

Radius: 8.7

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.39 AU - 1.49 AU

Year: 1193 Days

Day: 6 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,376,228 km

• M1: 109,206 km (0.061 R)
• M2: 390,899 km (0.114 R)
• M3: 762,351 km (0.068 R)
• M4: 1,211,593 km (0.112 R)
• M5: 1,573,171 km (0.083 R)
• M6: 1,870,422 km (0.085 R)
• M7: 2,455,051 km (0.102 R)
• M8: 2,763,521 km (0.1 R)
• M9: 3,069,150 km (0.094 R)
• M10: 3,351,142 km (0.119 R)
• M11: 3,815,344 km (0.094 R)
• M12: 4,285,381 km (0.07 R)
• M13: 5,426,214 km (0.106 R)
• M14: 5,998,725 km (0.115 R)
• M15: 6,807,451 km (0.057 R)
• M16: 7,579,675 km (0.119 R)
• M17: 8,210,380 km (0.07 R)
• M18: 9,765,001 km (0.117 R)
• M19: 10,412,161 km (0.046 R)
• M20: 10,813,981 km (0.052 R)
• M21: 12,118,475 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.1

Radius: 13.7

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.47 AU - 1.85 AU

Year: 1476 Days

Day: 7.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,376,228 km

• M1: 170,392 km (0.034 R)
• M2: 625,917 km (0.062 R)
• M3: 1,092,812 km (0.097 R)
• M4: 1,772,436 km (0.106 R)
• M5: 2,235,142 km (0.05 R)
• M6: 3,083,811 km (0.12 R)
• M7: 4,119,477 km (0.111 R)
• M8: 5,996,780 km (0.105 R)
• M9: 6,742,974 km (0.093 R)
• M10: 8,633,592 km (0.1 R)
• M11: 9,586,082 km (0.1 R)
• M12: 10,677,997 km (0.086 R)
• M13: 12,587,614 km (0.059 R)
• M14: 13,686,260 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 9.4

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.86 AU - 2.38 AU

Year: 2131 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,376,228 km

• M1: 117,285 km (0.093 R)
• M2: 413,788 km (0.096 R)
• M3: 1,001,259 km (0.07 R)
• M4: 1,357,002 km (0.112 R)
• M5: 1,669,811 km (0.1 R)
• M6: 2,000,872 km (0.119 R)
• M7: 2,697,100 km (0.112 R)
• M8: 3,254,950 km (0.101 R)
• M9: 4,000,995 km (0.098 R)
• M10: 4,654,738 km (0.113 R)
• M11: 5,600,795 km (0.108 R)
• M12: 6,418,945 km (0.068 R)
• M13: 9,323,538 km (0.096 R)
• M14: 10,283,507 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.4

Radius: 14

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.01 AU - 2.53 AU

Year: 2361 Days

Day: 12.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,376,228 km

• M1: 174,132 km (0.103 R)
• M2: 617,540 km (0.105 R)
• M3: 1,177,186 km (0.045 R)
• M4: 1,792,182 km (0.049 R)
• M5: 2,317,271 km (0.077 R)
• M6: 3,119,265 km (0.046 R)
• M7: 6,085,641 km (0.093 R)
• M8: 6,751,651 km (0.104 R)
• M9: 7,261,032 km (0.062 R)
• M10: 8,779,450 km (0.043 R)
• M11: 10,205,268 km (0.098 R)
• M12: 12,270,616 km (0.06 R)
• M13: 12,732,125 km (0.067 R)
• M14: 17,007,333 km (0.05 R)
• M15: 18,061,250 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.4

Radius: 13.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.27 AU - 2.95 AU

Year: 2911 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,376,228 km

• M1: 167,998 km (0.106 R)
• M2: 642,074 km (0.118 R)
• M3: 1,074,562 km (0.064 R)
• M4: 1,994,738 km (0.1 R)
• M5: 2,546,305 km (0.089 R)
• M6: 3,113,431 km (0.114 R)
• M7: 3,861,869 km (0.114 R)
• M8: 4,288,373 km (0.112 R)
• M9: 5,569,230 km (0.053 R)
• M10: 6,207,115 km (0.079 R)
• M11: 6,723,078 km (0.092 R)
• M12: 7,421,251 km (0.07 R)
• M13: 8,222,647 km (0.094 R)
• M14: 9,778,614 km (0.1 R)
• M15: 10,676,052 km (0.111 R)
• M16: 11,592,788 km (0.056 R)
• M17: 12,160,362 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.7

Radius: 4

Gravity: 57.73 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.08 AU - 7.92 AU

Year: 12784 Days

Day: 15 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,376,228 km

• M1: 149,598 km (0.109 R)
• M2: 355,893 km (0.113 R)
• M3: 526,285 km (0.067 R)
• M4: 808,128 km (0.097 R)
• M5: 1,047,185 km (0.078 R)
• M6: 1,249,441 km (0.094 R)
• M7: 1,870,871 km (0.099 R)
• M8: 2,189,365 km (0.111 R)
• M9: 2,477,939 km (0.106 R)
• M10: 3,080,519 km (0.089 R)
• M11: 4,569,168 km (0.099 R)
• M12: 5,039,803 km (0.092 R)
• M13: 5,653,902 km (0.088 R)
• M14: 5,959,530 km (0.057 R)
• M15: 8,464,248 km (0.116 R)
• M16: 8,662,614 km (0.108 R)
• M17: 9,381,282 km (0.102 R)
• M18: 13,579,747 km (0.074 R)
• M19: 17,245,343 km (0.055 R)
• M20: 23,998,042 km (0.102 R)
• M21: 28,062,765 km (0.093 R)
• M22: 35,687,170 km (0.083 R)
• M23: 35,816,124 km (0.105 R)
• M24: 36,465,678 km (0.053 R)
• M25: 39,279,464 km (0.093 R)
• M26: 40,109,134 km (0.089 R)
• M27: 41,803,629 km (0.1 R)
• M28: 41,946,944 km (0.08 R)
• M29: 45,485,681 km (0.097 R)
• M30: 46,247,284 km (0.114 R)
• M31: 47,017,115 km (0.118 R)
• M32: 49,538,437 km (0.062 R)
• M33: 49,698,956 km (0.097 R)
• M34: 56,582,253 km (0.118 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: 446 - 13,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit