🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.87 AU - 1.05 AU

Year: 352 Days

Day: 27 Hours

Environment

Temp: 21 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 6.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.5

Radius: 4.8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.33 AU - 14.63 AU

Year: 15539 Days

Day: 22.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 22,816,018 km

• M1: 59,839 km (0.116 R)
• M2: 258,954 km (0.086 R)
• M3: 417,976 km (0.09 R)
• M4: 637,885 km (0.067 R)
• M5: 1,037,012 km (0.059 R)
• M6: 1,956,890 km (0.088 R)
• M7: 2,434,705 km (0.104 R)
• M8: 3,664,849 km (0.095 R)
• M9: 3,977,807 km (0.094 R)
• M10: 4,629,605 km (0.052 R)
• M11: 5,319,850 km (0.109 R)
• M12: 6,514,538 km (0.076 R)
• M13: 6,937,751 km (0.11 R)
• M14: 7,492,161 km (0.077 R)
• M15: 8,857,391 km (0.041 R)
• M16: 9,961,423 km (0.104 R)
• M17: 11,055,432 km (0.109 R)
• M18: 14,223,616 km (0.049 R)
• M19: 16,620,623 km (0.086 R)
• M20: 17,744,851 km (0.11 R)
• M21: 17,948,453 km (0.108 R)
• M22: 20,365,357 km (0.102 R)
• M23: 23,394,863 km (0.048 R)
• M24: 23,721,585 km (0.043 R)
• M25: 24,804,524 km (0.111 R)
• M26: 26,979,078 km (0.054 R)
• M27: 27,248,205 km (0.054 R)
• M28: 36,619,165 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.1

Radius: 5.7

Gravity: 17.39 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.31 AU - 13.91 AU

Year: 15792 Days

Day: 19.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,816,018 km

• M1: 70,909 km (0.09 R)
• M2: 426,055 km (0.112 R)
• M3: 891,753 km (0.118 R)
• M4: 1,309,879 km (0.05 R)
• M5: 4,518,155 km (0.108 R)
• M6: 5,806,791 km (0.054 R)
• M7: 6,433,456 km (0.098 R)
• M8: 8,291,761 km (0.099 R)
• M9: 9,034,215 km (0.071 R)
• M10: 10,091,872 km (0.057 R)
• M11: 11,829,452 km (0.07 R)
• M12: 15,369,685 km (0.086 R)
• M13: 18,303,449 km (0.061 R)
• M14: 25,863,078 km (0.102 R)
• M15: 28,196,955 km (0.104 R)
• M16: 30,898,842 km (0.059 R)
• M17: 31,718,189 km (0.119 R)
• M18: 33,156,573 km (0.063 R)
• M19: 33,645,459 km (0.113 R)
• M20: 35,649,472 km (0.093 R)
• M21: 46,413,637 km (0.082 R)
• M22: 47,797,716 km (0.085 R)
• M23: 59,694,338 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16

Radius: 4.4

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 14.1 AU - 15.64 AU

Year: 21488 Days

Day: 18 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,816,018 km

• M1: 56,548 km (0.119 R)
• M2: 427,700 km (0.036 R)
• M3: 609,911 km (0.103 R)
• M4: 1,363,734 km (0.088 R)
• M5: 3,109,691 km (0.106 R)
• M6: 4,292,113 km (0.057 R)
• M7: 4,681,965 km (0.105 R)
• M8: 7,795,096 km (0.075 R)
• M9: 9,129,360 km (0.046 R)
• M10: 11,840,073 km (0.119 R)
• M11: 15,407,833 km (0.111 R)
• M12: 21,873,303 km (0.102 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 11,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit