🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.44 AU - 1.46 AU

Year: 757 Days

Day: 41.1 Hours

Environment

Temp: -83 °C

Axial Tilt: 67.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.42 AU - 2.52 AU

Year: 1683 Days

Day: 32.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.6

Radius: 11.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.78 AU - 7.42 AU

Year: 7350 Days

Day: 9.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,653,743 km

• M1: 146,456 km (0.111 R)
• M2: 576,849 km (0.061 R)
• M3: 1,021,005 km (0.1 R)
• M4: 1,646,923 km (0.096 R)
• M5: 2,063,254 km (0.106 R)
• M6: 2,584,154 km (0.108 R)
• M7: 4,053,654 km (0.093 R)
• M8: 4,719,065 km (0.115 R)
• M9: 6,236,436 km (0.115 R)
• M10: 7,021,675 km (0.045 R)
• M11: 9,314,562 km (0.12 R)
• M12: 9,861,192 km (0.087 R)
• M13: 10,698,641 km (0.099 R)
• M14: 14,922,537 km (0.096 R)
• M15: 15,671,873 km (0.052 R)
• M16: 16,265,178 km (0.11 R)
• M17: 16,935,227 km (0.111 R)
• M18: 17,308,324 km (0.113 R)
• M19: 20,564,322 km (0.05 R)
• M20: 21,132,195 km (0.112 R)
• M21: 21,564,982 km (0.06 R)
• M22: 23,508,857 km (0.052 R)
• M23: 29,230,078 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.5

Radius: 5.3

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.87 AU - 12.41 AU

Year: 13996 Days

Day: 24.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,653,743 km

• M1: 66,122 km (0.105 R)
• M2: 260,599 km (0.114 R)
• M3: 735,124 km (0.097 R)
• M4: 1,325,138 km (0.092 R)
• M5: 1,523,654 km (0.05 R)
• M6: 1,819,409 km (0.062 R)
• M7: 2,409,274 km (0.095 R)
• M8: 3,399,462 km (0.117 R)
• M9: 5,895,951 km (0.101 R)
• M10: 7,009,558 km (0.036 R)
• M11: 10,914,810 km (0.07 R)
• M12: 11,235,398 km (0.114 R)
• M13: 11,951,673 km (0.092 R)
• M14: 12,235,161 km (0.078 R)
• M15: 12,522,987 km (0.11 R)
• M16: 13,413,843 km (0.115 R)
• M17: 19,979,244 km (0.049 R)
• M18: 24,944,248 km (0.094 R)
• M19: 25,687,899 km (0.108 R)
• M20: 31,525,956 km (0.059 R)
• M21: 31,741,676 km (0.07 R)
• M22: 34,981,368 km (0.12 R)
• M23: 35,678,045 km (0.09 R)
• M24: 39,052,225 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496

Radius: 7.2

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.96 AU - 11.62 AU

Year: 14308 Days

Day: 16.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,653,743 km

• M1: 89,609 km (0.117 R)
• M2: 325,824 km (0.072 R)
• M3: 616,792 km (0.035 R)
• M4: 931,845 km (0.111 R)
• M5: 1,420,282 km (0.079 R)
• M6: 2,253,094 km (0.097 R)
• M7: 2,593,129 km (0.11 R)
• M8: 3,013,200 km (0.045 R)
• M9: 4,397,579 km (0.113 R)
• M10: 6,199,635 km (0.03 R)
• M11: 6,667,427 km (0.119 R)
• M12: 6,910,075 km (0.083 R)
• M13: 7,806,017 km (0.118 R)
• M14: 9,217,323 km (0.068 R)
• M15: 9,983,264 km (0.113 R)
• M16: 11,182,291 km (0.094 R)
• M17: 11,467,724 km (0.073 R)
• M18: 11,993,710 km (0.055 R)
• M19: 12,781,642 km (0.06 R)
• M20: 13,346,972 km (0.058 R)
• M21: 16,063,520 km (0.094 R)
• M22: 16,574,098 km (0.073 R)
• M23: 18,565,395 km (0.052 R)
• M24: 18,885,385 km (0.108 R)
• M25: 20,455,564 km (0.108 R)
• M26: 24,806,319 km (0.118 R)
• M27: 31,401,491 km (0.107 R)
• M28: 33,954,827 km (0.111 R)
• M29: 36,144,342 km (0.119 R)
• M30: 38,815,561 km (0.115 R)
• M31: 43,837,262 km (0.082 R)
• M32: 44,404,687 km (0.07 R)
• M33: 44,977,198 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit