🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349

Radius: 13

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.77 AU - 1.17 AU

Year: 617 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,373,986 km

• M1: 161,715 km (0.056 R)
• M2: 627,264 km (0.109 R)
• M3: 1,155,793 km (0.094 R)
• M4: 1,671,756 km (0.11 R)
• M5: 2,080,308 km (0.1 R)
• M6: 2,624,695 km (0.038 R)
• M7: 3,286,516 km (0.086 R)
• M8: 5,100,240 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 12.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.74 AU - 1.24 AU

Year: 636 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,373,986 km

• M1: 160,519 km (0.091 R)
• M2: 751,281 km (0.096 R)
• M3: 1,498,372 km (0.076 R)
• M4: 2,158,697 km (0.038 R)
• M5: 3,261,533 km (0.111 R)
• M6: 4,017,600 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414

Radius: 8.2

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1 AU - 1.26 AU

Year: 776 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,373,986 km

• M1: 102,026 km (0.108 R)
• M2: 375,191 km (0.069 R)
• M3: 688,001 km (0.108 R)
• M4: 1,043,595 km (0.108 R)
• M5: 1,776,176 km (0.088 R)
• M6: 2,061,459 km (0.053 R)
• M7: 2,417,801 km (0.115 R)
• M8: 2,769,954 km (0.072 R)
• M9: 3,119,564 km (0.094 R)
• M10: 3,823,422 km (0.042 R)
• M11: 6,081,453 km (0.088 R)
• M12: 6,532,640 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.4

Radius: 6.6

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.66 AU - 6.8 AU

Year: 10040 Days

Day: 20.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,373,986 km

• M1: 82,129 km (0.119 R)
• M2: 699,669 km (0.058 R)
• M3: 1,113,008 km (0.048 R)
• M4: 1,387,670 km (0.113 R)
• M5: 1,707,211 km (0.111 R)
• M6: 1,994,289 km (0.064 R)
• M7: 3,479,198 km (0.12 R)
• M8: 4,502,447 km (0.099 R)
• M9: 5,144,222 km (0.088 R)
• M10: 6,012,937 km (0.05 R)
• M11: 7,712,518 km (0.048 R)
• M12: 8,542,786 km (0.098 R)
• M13: 8,935,182 km (0.11 R)
• M14: 9,616,002 km (0.095 R)
• M15: 11,494,652 km (0.101 R)
• M16: 12,354,241 km (0.095 R)
• M17: 13,198,422 km (0.075 R)
• M18: 13,605,178 km (0.119 R)
• M19: 14,200,877 km (0.12 R)
• M20: 14,566,494 km (0.118 R)
• M21: 15,126,738 km (0.071 R)
• M22: 16,092,243 km (0.036 R)
• M23: 16,961,706 km (0.107 R)
• M24: 18,431,804 km (0.101 R)
• M25: 19,308,896 km (0.091 R)
• M26: 23,943,887 km (0.047 R)
• M27: 25,880,132 km (0.078 R)
• M28: 29,074,047 km (0.074 R)
• M29: 38,658,483 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.8

Radius: 7.3

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.46 AU - 8.94 AU

Year: 16569 Days

Day: 21.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,373,986 km

• M1: 91,105 km (0.109 R)
• M2: 453,431 km (0.031 R)
• M3: 760,406 km (0.077 R)
• M4: 1,063,940 km (0.062 R)
• M5: 1,329,327 km (0.09 R)
• M6: 2,675,857 km (0.117 R)
• M7: 3,388,990 km (0.105 R)
• M8: 4,861,332 km (0.093 R)
• M9: 5,562,946 km (0.11 R)
• M10: 6,330,084 km (0.114 R)
• M11: 7,730,320 km (0.094 R)
• M12: 12,145,702 km (0.028 R)
• M13: 12,609,305 km (0.112 R)
• M14: 15,030,696 km (0.025 R)
• M15: 15,334,530 km (0.105 R)
• M16: 15,797,984 km (0.12 R)
• M17: 17,661,525 km (0.117 R)
• M18: 18,689,860 km (0.044 R)
• M19: 20,030,556 km (0.09 R)
• M20: 22,405,722 km (0.113 R)
• M21: 23,917,558 km (0.092 R)
• M22: 27,255,236 km (0.115 R)
• M23: 32,507,318 km (0.112 R)
• M24: 41,889,498 km (0.045 R)
• M25: 44,177,298 km (0.076 R)
• M26: 48,668,226 km (0.084 R)
• M27: 49,333,787 km (0.116 R)
• M28: 51,710,598 km (0.098 R)
• M29: 52,927,128 km (0.073 R)
• M30: 54,162,657 km (0.115 R)
• M31: 58,544,828 km (0.067 R)
• M32: 60,630,072 km (0.118 R)
• M33: 63,750,684 km (0.092 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: 162 - 11,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit