🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.6

Radius: 8.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.62 AU - 0.86 AU

Year: 405 Days

Day: 13.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,136,722 km

• M1: 111,002 km (0.039 R)
• M2: 399,576 km (0.102 R)
• M3: 718,668 km (0.104 R)
• M4: 1,070,822 km (0.115 R)
• M5: 1,453,643 km (0.062 R)
• M6: 1,727,107 km (0.048 R)
• M7: 2,431,713 km (0.075 R)
• M8: 2,804,810 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 11.8

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.68 AU - 0.94 AU

Year: 464 Days

Day: 6.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,136,722 km

• M1: 146,756 km (0.117 R)
• M2: 583,282 km (0.113 R)
• M3: 984,653 km (0.113 R)
• M4: 1,767,798 km (0.052 R)
• M5: 2,224,371 km (0.076 R)
• M6: 2,790,748 km (0.074 R)
• M7: 3,501,189 km (0.041 R)
• M8: 4,007,577 km (0.057 R)
• M9: 4,773,818 km (0.104 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.7

Radius: 7.8

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.67 AU - 9.29 AU

Year: 13007 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,136,722 km

• M1: 96,939 km (0.077 R)
• M2: 453,282 km (0.08 R)
• M3: 725,849 km (0.094 R)
• M4: 979,268 km (0.108 R)
• M5: 1,267,543 km (0.048 R)
• M6: 2,108,732 km (0.118 R)
• M7: 2,746,318 km (0.11 R)
• M8: 4,550,618 km (0.073 R)
• M9: 6,785,311 km (0.071 R)
• M10: 7,409,433 km (0.04 R)
• M11: 11,515,446 km (0.11 R)
• M12: 13,850,070 km (0.06 R)
• M13: 15,689,077 km (0.053 R)
• M14: 22,353,662 km (0.109 R)
• M15: 31,587,890 km (0.11 R)
• M16: 39,155,747 km (0.058 R)
• M17: 42,244,943 km (0.056 R)
• M18: 45,928,641 km (0.059 R)
• M19: 49,513,903 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.7

Radius: 6.6

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.1 AU - 9.88 AU

Year: 14360 Days

Day: 23.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,136,722 km

• M1: 82,279 km (0.119 R)
• M2: 382,671 km (0.027 R)
• M3: 612,005 km (0.091 R)
• M4: 946,356 km (0.101 R)
• M5: 1,224,758 km (0.07 R)
• M6: 1,665,323 km (0.104 R)
• M7: 2,130,722 km (0.119 R)
• M8: 3,046,561 km (0.102 R)
• M9: 3,369,243 km (0.076 R)
• M10: 3,797,542 km (0.108 R)
• M11: 4,476,118 km (0.114 R)
• M12: 4,927,006 km (0.065 R)
• M13: 9,846,681 km (0.069 R)
• M14: 10,552,933 km (0.117 R)
• M15: 11,467,874 km (0.09 R)
• M16: 11,884,504 km (0.057 R)
• M17: 14,876,760 km (0.098 R)
• M18: 16,025,373 km (0.062 R)
• M19: 17,621,133 km (0.033 R)
• M20: 18,095,807 km (0.067 R)
• M21: 19,487,217 km (0.082 R)
• M22: 22,759,222 km (0.082 R)
• M23: 23,322,308 km (0.12 R)
• M24: 23,798,478 km (0.081 R)
• M25: 24,281,081 km (0.105 R)
• M26: 30,706,758 km (0.026 R)
• M27: 34,861,241 km (0.081 R)
• M28: 35,987,114 km (0.05 R)
• M29: 41,146,894 km (0.116 R)
• M30: 45,732,219 km (0.066 R)
• M31: 46,029,619 km (0.074 R)
• M32: 49,542,925 km (0.111 R)
• M33: 50,329,660 km (0.091 R)
• M34: 50,965,152 km (0.058 R)
• M35: 54,222,347 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 14,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit