🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.3

Radius: 8.2

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.75 AU - 1.11 AU

Year: 598 Days

Day: 8 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,138,773 km

• M1: 102,325 km (0.111 R)
• M2: 439,967 km (0.077 R)
• M3: 966,402 km (0.051 R)
• M4: 1,465,311 km (0.099 R)
• M5: 1,771,239 km (0.1 R)
• M6: 2,091,378 km (0.053 R)
• M7: 2,402,991 km (0.091 R)
• M8: 2,840,564 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.2

Radius: 14.1

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.41 AU - 1.57 AU

Year: 1213 Days

Day: 13.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,138,773 km

• M1: 175,329 km (0.067 R)
• M2: 697,575 km (0.066 R)
• M3: 1,208,900 km (0.072 R)
• M4: 2,007,304 km (0.074 R)
• M5: 2,605,097 km (0.091 R)
• M6: 4,080,581 km (0.1 R)
• M7: 4,619,582 km (0.078 R)
• M8: 6,256,781 km (0.046 R)
• M9: 6,976,497 km (0.108 R)
• M10: 7,571,298 km (0.102 R)
• M11: 8,199,609 km (0.116 R)
• M12: 8,862,627 km (0.114 R)
• M13: 9,893,356 km (0.079 R)
• M14: 11,167,780 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 8.2

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.54 AU - 1.94 AU

Year: 1531 Days

Day: 11.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,138,773 km

• M1: 102,026 km (0.046 R)
• M2: 499,956 km (0.105 R)
• M3: 768,035 km (0.107 R)
• M4: 1,285,644 km (0.09 R)
• M5: 1,811,032 km (0.097 R)
• M6: 2,306,051 km (0.074 R)
• M7: 4,209,684 km (0.049 R)
• M8: 4,762,747 km (0.111 R)
• M9: 6,408,174 km (0.105 R)
• M10: 7,926,742 km (0.112 R)
• M11: 8,280,990 km (0.081 R)
• M12: 9,838,603 km (0.045 R)
• M13: 11,507,517 km (0.116 R)
• M14: 12,077,634 km (0.054 R)
• M15: 12,867,062 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.3

Radius: 8.1

Gravity: 14.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.82 AU - 4.14 AU

Year: 4329 Days

Day: 10 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,138,773 km

• M1: 100,679 km (0.105 R)
• M2: 615,745 km (0.117 R)
• M3: 879,635 km (0.113 R)
• M4: 3,893,434 km (0.102 R)
• M5: 4,221,054 km (0.045 R)
• M6: 4,825,579 km (0.108 R)
• M7: 5,148,710 km (0.061 R)
• M8: 6,113,018 km (0.119 R)
• M9: 6,953,758 km (0.085 R)
• M10: 8,471,727 km (0.106 R)
• M11: 9,104,227 km (0.109 R)
• M12: 11,472,810 km (0.026 R)
• M13: 11,855,631 km (0.098 R)
• M14: 15,288,603 km (0.115 R)
• M15: 15,752,357 km (0.113 R)
• M16: 16,829,910 km (0.041 R)
• M17: 18,407,270 km (0.098 R)
• M18: 19,602,108 km (0.055 R)
• M19: 20,149,487 km (0.108 R)
• M20: 21,707,399 km (0.078 R)
• M21: 22,590,326 km (0.083 R)
• M22: 23,192,008 km (0.107 R)
• M23: 27,112,968 km (0.085 R)
• M24: 28,309,452 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.5

Radius: 13.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.1 AU - 6.8 AU

Year: 8484 Days

Day: 14.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,138,773 km

• M1: 181,612 km (0.095 R)
• M2: 679,922 km (0.074 R)
• M3: 1,158,187 km (0.106 R)
• M4: 1,793,379 km (0.111 R)
• M5: 3,377,172 km (0.057 R)
• M6: 4,479,409 km (0.107 R)
• M7: 5,295,316 km (0.109 R)
• M8: 7,822,323 km (0.066 R)
• M9: 9,582,791 km (0.09 R)
• M10: 10,431,011 km (0.105 R)
• M11: 15,714,359 km (0.099 R)
• M12: 17,241,753 km (0.045 R)
• M13: 18,680,585 km (0.085 R)
• M14: 19,429,323 km (0.085 R)
• M15: 21,053,656 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.4

Radius: 4.7

Gravity: 45.06 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.05 AU - 7.99 AU

Year: 13752 Days

Day: 16 Hours

Environment

Temp: -238 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,138,773 km

• M1: 58,792 km (0.07 R)
• M2: 258,804 km (0.086 R)
• M3: 812,466 km (0.032 R)
• M4: 1,144,723 km (0.107 R)
• M5: 1,677,591 km (0.112 R)
• M6: 2,076,269 km (0.032 R)
• M7: 4,068,314 km (0.077 R)
• M8: 6,212,052 km (0.086 R)
• M9: 7,854,187 km (0.073 R)
• M10: 11,775,896 km (0.096 R)
• M11: 11,965,436 km (0.084 R)
• M12: 15,060,915 km (0.106 R)
• M13: 15,814,589 km (0.088 R)
• M14: 17,560,845 km (0.092 R)
• M15: 26,911,759 km (0.119 R)
• M16: 28,019,681 km (0.025 R)
• M17: 30,444,812 km (0.071 R)
• M18: 30,922,029 km (0.117 R)
• M19: 35,313,026 km (0.098 R)
• M20: 35,707,665 km (0.12 R)
• M21: 37,044,322 km (0.097 R)
• M22: 41,399,715 km (0.107 R)
• M23: 46,084,222 km (0.099 R)
• M24: 47,029,980 km (0.114 R)
• M25: 54,890,002 km (0.057 R)
• M26: 58,668,096 km (0.035 R)
• M27: 59,778,561 km (0.063 R)
• M28: 65,938,553 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 12,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit