🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.56 AU - 0.88 AU

Year: 231 Days

Day: 35.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.3

Radius: 11.8

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.98 AU - 6.62 AU

Year: 4621 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 113.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,922,005 km

• M1: 158,873 km (0.101 R)
• M2: 530,474 km (0.107 R)
• M3: 1,224,159 km (0.115 R)
• M4: 1,797,119 km (0.11 R)
• M5: 2,170,815 km (0.116 R)
• M6: 2,816,629 km (0.118 R)
• M7: 3,637,622 km (0.087 R)
• M8: 5,389,114 km (0.057 R)
• M9: 6,301,362 km (0.059 R)
• M10: 7,124,299 km (0.098 R)
• M11: 7,534,198 km (0.077 R)
• M12: 9,560,950 km (0.101 R)
• M13: 10,162,483 km (0.099 R)
• M14: 12,042,629 km (0.115 R)
• M15: 12,507,579 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.5

Radius: 11.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.53 AU - 7.35 AU

Year: 6924 Days

Day: 12.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,922,005 km

• M1: 145,559 km (0.047 R)
• M2: 513,270 km (0.116 R)
• M3: 1,345,034 km (0.072 R)
• M4: 1,817,764 km (0.118 R)
• M5: 2,293,186 km (0.103 R)
• M6: 2,868,539 km (0.087 R)
• M7: 3,538,738 km (0.034 R)
• M8: 4,429,593 km (0.113 R)
• M9: 6,218,634 km (0.063 R)
• M10: 8,673,236 km (0.096 R)
• M11: 9,823,943 km (0.058 R)
• M12: 10,243,415 km (0.108 R)
• M13: 10,806,651 km (0.088 R)
• M14: 11,807,012 km (0.065 R)
• M15: 13,319,895 km (0.044 R)
• M16: 14,958,291 km (0.114 R)
• M17: 17,509,084 km (0.05 R)
• M18: 18,378,098 km (0.066 R)
• M19: 19,210,611 km (0.102 R)
• M20: 21,227,639 km (0.098 R)
• M21: 22,648,519 km (0.104 R)
• M22: 23,013,388 km (0.07 R)
• M23: 27,044,901 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.1

Radius: 10.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.8 AU - 12.04 AU

Year: 13667 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,922,005 km

• M1: 130,449 km (0.093 R)
• M2: 479,012 km (0.081 R)
• M3: 881,730 km (0.118 R)
• M4: 1,328,279 km (0.116 R)
• M5: 2,129,226 km (0.118 R)
• M6: 2,752,750 km (0.085 R)
• M7: 4,662,666 km (0.057 R)
• M8: 9,031,373 km (0.098 R)
• M9: 9,520,408 km (0.109 R)
• M10: 10,182,529 km (0.117 R)
• M11: 10,984,224 km (0.046 R)
• M12: 11,655,469 km (0.076 R)
• M13: 16,199,953 km (0.074 R)
• M14: 17,591,363 km (0.104 R)
• M15: 21,287,627 km (0.11 R)
• M16: 22,242,660 km (0.118 R)
• M17: 22,775,378 km (0.091 R)
• M18: 25,957,175 km (0.115 R)
• M19: 27,961,039 km (0.085 R)
• M20: 31,824,404 km (0.071 R)
• M21: 41,520,889 km (0.101 R)
• M22: 42,600,686 km (0.08 R)
• M23: 49,626,102 km (0.069 R)
• M24: 50,536,105 km (0.082 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: 517 - 19,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit