🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.9

Radius: 14.9

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.5 AU - 0.62 AU

Year: 279 Days

Day: 11.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,330,980 km

• M1: 185,352 km (0.072 R)
• M2: 681,568 km (0.102 R)
• M3: 1,144,873 km (0.079 R)
• M4: 1,783,356 km (0.03 R)
• M5: 2,265,361 km (0.09 R)
• M6: 3,625,953 km (0.099 R)
• M7: 4,347,913 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 13.6

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.91 AU - 0.93 AU

Year: 588 Days

Day: 7.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,330,980 km

• M1: 169,195 km (0.087 R)
• M2: 597,195 km (0.093 R)
• M3: 1,090,868 km (0.067 R)
• M4: 1,667,717 km (0.119 R)
• M5: 2,124,290 km (0.091 R)
• M6: 2,573,831 km (0.103 R)
• M7: 3,369,842 km (0.046 R)
• M8: 4,574,703 km (0.11 R)
• M9: 5,040,251 km (0.079 R)
• M10: 5,588,976 km (0.116 R)
• M11: 6,122,293 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.2

Radius: 11.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.17 AU - 1.61 AU

Year: 1093 Days

Day: 10.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,330,980 km

• M1: 146,905 km (0.084 R)
• M2: 527,482 km (0.041 R)
• M3: 1,161,029 km (0.085 R)
• M4: 1,923,679 km (0.058 R)
• M5: 2,448,917 km (0.114 R)
• M6: 2,843,407 km (0.118 R)
• M7: 3,319,128 km (0.092 R)
• M8: 4,415,980 km (0.113 R)
• M9: 4,988,491 km (0.104 R)
• M10: 5,463,613 km (0.087 R)
• M11: 5,853,765 km (0.078 R)
• M12: 6,943,884 km (0.118 R)
• M13: 7,582,817 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.3

Radius: 11.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.46 AU - 1.96 AU

Year: 1491 Days

Day: 6.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,330,980 km

• M1: 138,677 km (0.104 R)
• M2: 659,577 km (0.092 R)
• M3: 1,025,942 km (0.063 R)
• M4: 1,393,803 km (0.035 R)
• M5: 2,156,902 km (0.111 R)
• M6: 2,858,666 km (0.03 R)
• M7: 3,255,998 km (0.105 R)
• M8: 4,519,202 km (0.113 R)
• M9: 5,272,876 km (0.112 R)
• M10: 5,714,040 km (0.096 R)
• M11: 6,977,693 km (0.103 R)
• M12: 7,374,726 km (0.074 R)
• M13: 7,758,894 km (0.109 R)
• M14: 8,627,309 km (0.096 R)
• M15: 9,023,295 km (0.1 R)
• M16: 9,591,617 km (0.049 R)
• M17: 10,284,704 km (0.098 R)
• M18: 11,296,434 km (0.119 R)
• M19: 11,697,058 km (0.091 R)
• M20: 12,182,802 km (0.109 R)
• M21: 13,844,685 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.9

Radius: 8.5

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.17 AU - 2.91 AU

Year: 2699 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,330,980 km

• M1: 105,766 km (0.081 R)
• M2: 400,773 km (0.108 R)
• M3: 817,852 km (0.039 R)
• M4: 1,085,183 km (0.093 R)
• M5: 1,441,675 km (0.117 R)
• M6: 1,748,201 km (0.046 R)
• M7: 2,553,187 km (0.118 R)
• M8: 2,989,564 km (0.048 R)
• M9: 3,260,934 km (0.094 R)
• M10: 3,623,260 km (0.068 R)
• M11: 5,108,169 km (0.063 R)
• M12: 5,472,739 km (0.038 R)
• M13: 6,364,193 km (0.093 R)
• M14: 7,878,123 km (0.064 R)
• M15: 11,893,031 km (0.079 R)
• M16: 15,688,030 km (0.059 R)
• M17: 16,096,731 km (0.116 R)
• M18: 16,617,481 km (0.108 R)
• M19: 17,149,601 km (0.112 R)
• M20: 18,303,748 km (0.103 R)
• M21: 19,862,708 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.8

Radius: 8.8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.94 AU - 6.44 AU

Year: 7885 Days

Day: 7.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,330,980 km

• M1: 109,506 km (0.108 R)
• M2: 407,953 km (0.091 R)
• M3: 846,425 km (0.091 R)
• M4: 1,209,499 km (0.081 R)
• M5: 1,856,360 km (0.096 R)
• M6: 2,307,996 km (0.092 R)
• M7: 2,870,484 km (0.091 R)
• M8: 3,727,829 km (0.098 R)
• M9: 4,449,639 km (0.11 R)
• M10: 5,085,879 km (0.041 R)
• M11: 6,923,838 km (0.101 R)
• M12: 8,250,472 km (0.049 R)
• M13: 10,665,580 km (0.086 R)
• M14: 11,101,359 km (0.073 R)
• M15: 13,183,462 km (0.078 R)
• M16: 14,142,384 km (0.103 R)
• M17: 15,390,330 km (0.116 R)
• M18: 15,822,219 km (0.096 R)
• M19: 19,645,641 km (0.092 R)
• M20: 21,272,817 km (0.068 R)
• M21: 22,041,451 km (0.108 R)
• M22: 23,390,375 km (0.079 R)
• M23: 32,558,181 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 15,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit