🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.34 AU - 1.38 AU

Year: 591 Days

Day: 38.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 13.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.44 AU - 5.66 AU

Year: 3618 Days

Day: 6 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,365,442 km

• M1: 236,813 km (0.094 R)
• M2: 708,196 km (0.026 R)
• M3: 1,200,074 km (0.081 R)
• M4: 1,774,680 km (0.111 R)
• M5: 2,562,761 km (0.064 R)
• M6: 3,759,544 km (0.05 R)
• M7: 5,571,025 km (0.105 R)
• M8: 6,169,566 km (0.063 R)
• M9: 8,665,606 km (0.118 R)
• M10: 9,710,248 km (0.077 R)
• M11: 10,242,368 km (0.096 R)
• M12: 12,003,135 km (0.091 R)
• M13: 15,447,476 km (0.117 R)
• M14: 16,459,356 km (0.078 R)
• M15: 17,514,919 km (0.1 R)
• M16: 26,363,633 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337

Radius: 10.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.36 AU - 5.42 AU

Year: 4665 Days

Day: 13 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,365,442 km

• M1: 130,001 km (0.112 R)
• M2: 490,232 km (0.092 R)
• M3: 1,090,120 km (0.061 R)
• M4: 1,978,133 km (0.057 R)
• M5: 2,678,251 km (0.1 R)
• M6: 3,893,434 km (0.079 R)
• M7: 4,341,480 km (0.1 R)
• M8: 4,752,575 km (0.041 R)
• M9: 5,164,717 km (0.09 R)
• M10: 5,895,652 km (0.087 R)
• M11: 6,605,195 km (0.073 R)
• M12: 7,181,745 km (0.058 R)
• M13: 7,924,199 km (0.074 R)
• M14: 9,829,478 km (0.045 R)
• M15: 10,744,717 km (0.046 R)
• M16: 11,371,383 km (0.112 R)
• M17: 11,978,302 km (0.116 R)
• M18: 12,606,613 km (0.112 R)
• M19: 14,125,181 km (0.111 R)
• M20: 14,928,671 km (0.071 R)
• M21: 15,815,487 km (0.094 R)
• M22: 19,840,118 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434

Radius: 12.3

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.47 AU - 12.15 AU

Year: 12341 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,365,442 km

• M1: 155,582 km (0.057 R)
• M2: 547,977 km (0.112 R)
• M3: 1,340,547 km (0.109 R)
• M4: 2,467,766 km (0.089 R)
• M5: 3,266,170 km (0.114 R)
• M6: 6,715,149 km (0.03 R)
• M7: 7,464,036 km (0.04 R)
• M8: 8,093,993 km (0.088 R)
• M9: 8,942,512 km (0.098 R)
• M10: 10,922,141 km (0.117 R)
• M11: 12,529,420 km (0.071 R)
• M12: 13,912,303 km (0.102 R)
• M13: 14,480,326 km (0.101 R)
• M14: 15,261,526 km (0.106 R)
• M15: 15,865,901 km (0.116 R)
• M16: 16,766,780 km (0.086 R)
• M17: 17,996,175 km (0.098 R)
• M18: 18,670,861 km (0.119 R)
• M19: 20,150,534 km (0.059 R)
• M20: 20,960,008 km (0.11 R)
• M21: 21,875,397 km (0.05 R)
• M22: 23,607,741 km (0.059 R)
• M23: 25,150,843 km (0.106 R)
• M24: 36,558,279 km (0.09 R)
• M25: 37,036,693 km (0.08 R)
• M26: 38,620,785 km (0.078 R)
• M27: 44,047,148 km (0.084 R)
• M28: 47,365,379 km (0.055 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit