🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.4

Radius: 10.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.3 AU - 1.78 AU

Year: 1343 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,023,788 km

• M1: 132,544 km (0.093 R)
• M2: 480,658 km (0.104 R)
• M3: 1,331,571 km (0.106 R)
• M4: 1,740,571 km (0.118 R)
• M5: 2,367,685 km (0.099 R)
• M6: 2,830,541 km (0.089 R)
• M7: 3,412,028 km (0.091 R)
• M8: 4,005,184 km (0.059 R)
• M9: 4,379,178 km (0.094 R)
• M10: 4,813,910 km (0.039 R)
• M11: 5,499,517 km (0.119 R)
• M12: 5,919,737 km (0.065 R)
• M13: 7,113,828 km (0.053 R)
• M14: 9,254,573 km (0.07 R)
• M15: 9,639,189 km (0.068 R)
• M16: 10,345,740 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.9

Radius: 8.5

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.99 AU - 2.43 AU

Year: 2309 Days

Day: 9.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,023,788 km

• M1: 105,915 km (0.089 R)
• M2: 403,615 km (0.119 R)
• M3: 1,314,965 km (0.083 R)
• M4: 1,623,436 km (0.053 R)
• M5: 2,132,368 km (0.066 R)
• M6: 3,615,182 km (0.064 R)
• M7: 4,593,403 km (0.087 R)
• M8: 5,216,029 km (0.096 R)
• M9: 6,377,507 km (0.119 R)
• M10: 6,714,401 km (0.078 R)
• M11: 8,085,017 km (0.107 R)
• M12: 9,061,741 km (0.105 R)
• M13: 10,496,684 km (0.068 R)
• M14: 10,769,401 km (0.073 R)
• M15: 11,451,567 km (0.078 R)
• M16: 13,396,340 km (0.053 R)
• M17: 14,232,592 km (0.059 R)
• M18: 16,422,854 km (0.066 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.7

Radius: 4.9

Gravity: 38.97 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.35 AU - 6.87 AU

Year: 10616 Days

Day: 17.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,023,788 km

• M1: 65,973 km (0.048 R)
• M2: 247,584 km (0.092 R)
• M3: 422,464 km (0.064 R)
• M4: 595,250 km (0.111 R)
• M5: 4,643,219 km (0.082 R)
• M6: 4,900,078 km (0.086 R)
• M7: 5,132,553 km (0.075 R)
• M8: 5,477,526 km (0.053 R)
• M9: 6,605,195 km (0.104 R)
• M10: 9,159,279 km (0.032 R)
• M11: 16,173,175 km (0.082 R)
• M12: 19,268,954 km (0.098 R)
• M13: 27,422,935 km (0.118 R)
• M14: 28,155,666 km (0.056 R)
• M15: 33,774,562 km (0.082 R)
• M16: 34,981,368 km (0.056 R)
• M17: 35,967,218 km (0.044 R)
• M18: 42,274,862 km (0.057 R)
• M19: 43,959,484 km (0.1 R)
• M20: 44,962,538 km (0.053 R)
• M21: 46,865,722 km (0.096 R)
• M22: 54,194,222 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.2

Radius: 7.2

Gravity: 16.61 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.15 AU - 8.29 AU

Year: 15078 Days

Day: 19.6 Hours

Environment

Temp: -242 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,023,788 km

• M1: 89,609 km (0.081 R)
• M2: 314,305 km (0.025 R)
• M3: 746,045 km (0.038 R)
• M4: 993,928 km (0.116 R)
• M5: 1,746,406 km (0.103 R)
• M6: 2,233,197 km (0.119 R)
• M7: 2,736,145 km (0.042 R)
• M8: 3,672,029 km (0.053 R)
• M9: 3,966,288 km (0.099 R)
• M10: 4,372,447 km (0.063 R)
• M11: 4,635,888 km (0.058 R)
• M12: 4,944,958 km (0.084 R)
• M13: 6,488,658 km (0.086 R)
• M14: 7,462,540 km (0.091 R)
• M15: 7,984,487 km (0.088 R)
• M16: 8,890,751 km (0.094 R)
• M17: 11,086,698 km (0.097 R)
• M18: 13,072,012 km (0.046 R)
• M19: 13,900,335 km (0.091 R)
• M20: 14,255,779 km (0.11 R)
• M21: 15,737,995 km (0.09 R)
• M22: 20,705,243 km (0.071 R)
• M23: 23,092,675 km (0.06 R)
• M24: 24,817,240 km (0.088 R)
• M25: 25,551,616 km (0.086 R)
• M26: 29,094,542 km (0.109 R)
• M27: 33,711,132 km (0.052 R)
• M28: 36,730,017 km (0.112 R)
• M29: 37,136,774 km (0.026 R)
• M30: 43,148,963 km (0.071 R)
• M31: 50,778,155 km (0.059 R)
• M32: 52,131,268 km (0.096 R)
• M33: 52,644,837 km (0.071 R)
• M34: 57,056,628 km (0.104 R)
• M35: 57,419,852 km (0.064 R)
• M36: 61,708,523 km (0.115 R)
• M37: 64,814,773 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 18,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit