🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.1

Radius: 11.5

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.48 AU - 0.54 AU

Year: 256 Days

Day: 11.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,994,041 km

• M1: 143,016 km (0.118 R)
• M2: 566,527 km (0.087 R)
• M3: 1,460,075 km (0.104 R)
• M4: 1,907,074 km (0.106 R)
• M5: 2,429,769 km (0.05 R)
• M6: 2,827,250 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.7

Radius: 10.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.95 AU - 1.27 AU

Year: 822 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,994,041 km

• M1: 133,292 km (0.07 R)
• M2: 499,956 km (0.11 R)
• M3: 966,701 km (0.075 R)
• M4: 1,493,436 km (0.114 R)
• M5: 1,969,755 km (0.079 R)
• M6: 2,804,511 km (0.066 R)
• M7: 3,702,846 km (0.048 R)
• M8: 4,470,732 km (0.109 R)
• M9: 5,162,473 km (0.103 R)
• M10: 5,731,693 km (0.112 R)
• M11: 6,322,006 km (0.098 R)
• M12: 7,061,319 km (0.061 R)
• M13: 7,624,106 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.5

Radius: 11.2

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.1 AU - 1.64 AU

Year: 1127 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,994,041 km

• M1: 139,276 km (0.12 R)
• M2: 491,579 km (0.111 R)
• M3: 1,097,899 km (0.051 R)
• M4: 2,211,206 km (0.062 R)
• M5: 2,645,489 km (0.087 R)
• M6: 3,294,145 km (0.059 R)
• M7: 4,062,629 km (0.077 R)
• M8: 4,589,812 km (0.071 R)
• M9: 6,221,775 km (0.081 R)
• M10: 7,600,021 km (0.082 R)
• M11: 8,183,303 km (0.084 R)
• M12: 9,529,235 km (0.078 R)
• M13: 11,285,813 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.5

Radius: 9.3

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.12 AU - 1.84 AU

Year: 1266 Days

Day: 11.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,994,041 km

• M1: 115,789 km (0.099 R)
• M2: 550,670 km (0.085 R)
• M3: 931,097 km (0.058 R)
• M4: 1,620,893 km (0.108 R)
• M5: 1,916,498 km (0.072 R)
• M6: 2,248,606 km (0.058 R)
• M7: 3,266,769 km (0.056 R)
• M8: 3,913,630 km (0.031 R)
• M9: 4,434,081 km (0.068 R)
• M10: 4,939,273 km (0.086 R)
• M11: 5,569,529 km (0.116 R)
• M12: 6,347,587 km (0.094 R)
• M13: 6,964,678 km (0.09 R)
• M14: 7,459,847 km (0.033 R)
• M15: 8,147,100 km (0.07 R)
• M16: 8,816,102 km (0.069 R)
• M17: 9,271,777 km (0.078 R)
• M18: 10,164,427 km (0.097 R)
• M19: 11,113,327 km (0.046 R)
• M20: 12,645,807 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.4

Radius: 14.3

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.1 AU - 3.52 AU

Year: 4233 Days

Day: 9 Hours

Environment

Temp: -212 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,994,041 km

• M1: 177,872 km (0.085 R)
• M2: 813,214 km (0.096 R)
• M3: 1,281,605 km (0.085 R)
• M4: 2,759,632 km (0.093 R)
• M5: 3,350,394 km (0.086 R)
• M6: 3,848,405 km (0.111 R)
• M7: 4,419,719 km (0.107 R)
• M8: 7,535,544 km (0.118 R)
• M9: 8,212,624 km (0.078 R)
• M10: 10,752,646 km (0.106 R)
• M11: 13,112,253 km (0.078 R)
• M12: 16,612,993 km (0.065 R)
• M13: 19,683,340 km (0.053 R)
• M14: 21,108,409 km (0.1 R)
• M15: 22,601,246 km (0.089 R)
• M16: 26,762,161 km (0.096 R)
• M17: 27,919,002 km (0.105 R)
• M18: 28,509,764 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.7

Radius: 8.9

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.75 AU - 5.35 AU

Year: 7977 Days

Day: 10.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,994,041 km

• M1: 111,151 km (0.063 R)
• M2: 540,796 km (0.07 R)
• M3: 865,723 km (0.11 R)
• M4: 1,685,220 km (0.09 R)
• M5: 2,334,924 km (0.085 R)
• M6: 2,708,021 km (0.113 R)
• M7: 4,311,261 km (0.101 R)
• M8: 5,393,302 km (0.039 R)
• M9: 6,360,752 km (0.031 R)
• M10: 6,756,438 km (0.118 R)
• M11: 7,245,324 km (0.08 R)
• M12: 8,378,378 km (0.052 R)
• M13: 8,854,399 km (0.082 R)
• M14: 10,992,152 km (0.105 R)
• M15: 12,207,934 km (0.046 R)
• M16: 14,779,821 km (0.11 R)
• M17: 15,733,358 km (0.115 R)
• M18: 16,391,588 km (0.117 R)
• M19: 16,931,188 km (0.118 R)
• M20: 18,767,202 km (0.1 R)
• M21: 20,576,439 km (0.096 R)
• M22: 22,007,343 km (0.087 R)
• M23: 28,398,164 km (0.09 R)
• M24: 29,078,535 km (0.081 R)
• M25: 29,373,392 km (0.118 R)
• M26: 30,573,167 km (0.105 R)
• M27: 32,118,214 km (0.05 R)
• M28: 36,606,449 km (0.052 R)
• M29: 40,387,087 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404

Radius: 7.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.66 AU - 8.36 AU

Year: 13046 Days

Day: 19.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,994,041 km

• M1: 95,892 km (0.05 R)
• M2: 389,254 km (0.066 R)
• M3: 835,205 km (0.062 R)
• M4: 1,102,836 km (0.099 R)
• M5: 1,709,904 km (0.051 R)
• M6: 2,405,833 km (0.106 R)
• M7: 2,682,739 km (0.09 R)
• M8: 3,115,525 km (0.1 R)
• M9: 3,543,974 km (0.057 R)
• M10: 3,930,684 km (0.083 R)
• M11: 4,203,850 km (0.117 R)
• M12: 5,628,021 km (0.1 R)
• M13: 6,155,204 km (0.098 R)
• M14: 7,512,955 km (0.105 R)
• M15: 8,688,944 km (0.118 R)
• M16: 15,090,236 km (0.095 R)
• M17: 17,094,549 km (0.102 R)
• M18: 17,973,735 km (0.081 R)
• M19: 19,901,454 km (0.071 R)
• M20: 22,825,942 km (0.033 R)
• M21: 23,981,586 km (0.074 R)
• M22: 25,456,770 km (0.07 R)
• M23: 27,881,303 km (0.06 R)
• M24: 28,485,230 km (0.097 R)
• M25: 28,995,209 km (0.081 R)
• M26: 32,737,100 km (0.097 R)
• M27: 39,879,352 km (0.086 R)
• M28: 41,552,903 km (0.103 R)
• M29: 43,406,869 km (0.06 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: 352 - 19,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit