🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.5

Radius: 9.8

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.59 AU - 0.61 AU

Year: 321 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,686,619 km

• M1: 121,922 km (0.096 R)
• M2: 490,232 km (0.105 R)
• M3: 808,128 km (0.057 R)
• M4: 1,172,399 km (0.113 R)
• M5: 1,736,682 km (0.095 R)
• M6: 2,106,338 km (0.111 R)
• M7: 2,446,823 km (0.106 R)
• M8: 3,543,974 km (0.05 R)
• M9: 4,328,016 km (0.038 R)
• M10: 4,868,812 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.5

Radius: 10.5

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.88 AU - 0.98 AU

Year: 619 Days

Day: 6 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,686,619 km

• M1: 131,945 km (0.07 R)
• M2: 598,391 km (0.118 R)
• M3: 965,505 km (0.109 R)
• M4: 1,323,642 km (0.103 R)
• M5: 1,973,046 km (0.118 R)
• M6: 2,309,941 km (0.117 R)
• M7: 2,858,815 km (0.035 R)
• M8: 3,280,382 km (0.116 R)
• M9: 3,931,731 km (0.072 R)
• M10: 4,438,868 km (0.119 R)
• M11: 4,989,388 km (0.113 R)
• M12: 6,227,011 km (0.076 R)
• M13: 7,181,296 km (0.065 R)
• M14: 7,543,173 km (0.085 R)
• M15: 7,917,168 km (0.109 R)

Asteroid Belt

Center: 2.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.6

Radius: 13.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.31 AU - 4.35 AU

Year: 5174 Days

Day: 5.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,686,619 km

• M1: 168,148 km (0.059 R)
• M2: 704,756 km (0.065 R)
• M3: 1,162,675 km (0.069 R)
• M4: 3,515,550 km (0.053 R)
• M5: 5,098,894 km (0.11 R)
• M6: 5,766,699 km (0.069 R)
• M7: 6,861,905 km (0.1 R)
• M8: 8,339,632 km (0.094 R)
• M9: 10,101,746 km (0.118 R)
• M10: 11,466,228 km (0.114 R)
• M11: 12,758,006 km (0.107 R)
• M12: 15,574,934 km (0.12 R)
• M13: 18,659,642 km (0.088 R)
• M14: 19,922,846 km (0.09 R)
• M15: 23,763,173 km (0.099 R)
• M16: 25,322,581 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.7

Radius: 3.2

Gravity: 90.01 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.1 AU - 8.28 AU

Year: 14720 Days

Day: 24.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,686,619 km

• M1: 48,320 km (0.11 R)
• M2: 149,448 km (0.094 R)
• M3: 1,624,034 km (0.045 R)
• M4: 1,726,210 km (0.099 R)
• M5: 4,722,057 km (0.087 R)
• M6: 10,056,268 km (0.1 R)
• M7: 10,228,306 km (0.064 R)
• M8: 11,802,524 km (0.114 R)
• M9: 14,821,858 km (0.087 R)
• M10: 15,194,506 km (0.114 R)
• M11: 15,497,143 km (0.095 R)
• M12: 16,271,162 km (0.061 R)
• M13: 16,428,988 km (0.067 R)
• M14: 17,233,525 km (0.098 R)
• M15: 18,660,988 km (0.119 R)
• M16: 25,370,901 km (0.116 R)
• M17: 27,771,498 km (0.078 R)
• M18: 30,438,529 km (0.117 R)
• M19: 34,425,911 km (0.117 R)
• M20: 37,086,808 km (0.119 R)
• M21: 37,360,273 km (0.119 R)
• M22: 47,155,194 km (0.069 R)
• M23: 48,122,194 km (0.095 R)
• M24: 48,447,420 km (0.108 R)
• M25: 50,765,289 km (0.086 R)
• M26: 56,519,123 km (0.095 R)
• M27: 61,921,251 km (0.075 R)
• M28: 66,845,864 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366

Radius: 5.4

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.07 AU - 9.03 AU

Year: 15765 Days

Day: 23.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,686,619 km

• M1: 67,618 km (0.065 R)
• M2: 295,007 km (0.085 R)
• M3: 1,126,023 km (0.108 R)
• M4: 2,153,611 km (0.053 R)
• M5: 2,461,334 km (0.096 R)
• M6: 4,368,557 km (0.118 R)
• M7: 5,089,320 km (0.1 R)
• M8: 6,723,826 km (0.089 R)
• M9: 6,924,736 km (0.106 R)
• M10: 8,034,752 km (0.101 R)
• M11: 8,869,508 km (0.072 R)
• M12: 10,547,697 km (0.039 R)
• M13: 14,055,917 km (0.078 R)
• M14: 14,786,254 km (0.058 R)
• M15: 15,822,368 km (0.089 R)
• M16: 16,106,754 km (0.106 R)
• M17: 16,466,836 km (0.11 R)
• M18: 16,906,055 km (0.059 R)
• M19: 17,203,306 km (0.084 R)
• M20: 18,115,704 km (0.093 R)
• M21: 20,369,246 km (0.068 R)
• M22: 21,563,187 km (0.089 R)
• M23: 23,440,490 km (0.109 R)
• M24: 27,721,682 km (0.119 R)
• M25: 28,868,051 km (0.071 R)
• M26: 30,811,477 km (0.041 R)
• M27: 31,815,129 km (0.096 R)
• M28: 37,162,205 km (0.075 R)
• M29: 42,665,612 km (0.052 R)
• M30: 43,632,762 km (0.082 R)
• M31: 44,897,463 km (0.054 R)
• M32: 48,240,227 km (0.059 R)
• M33: 50,814,956 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 19,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit