🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.59 AU - 0.61 AU

Year: 176 Days

Day: 27.3 Hours

Environment

Temp: 191 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,806,434 km

• M1: 31,416 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.77 AU - 0.97 AU

Year: 307 Days

Day: 25.3 Hours

Environment

Temp: 42 °C

Axial Tilt: 164.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,806,434 km

• M1: 54,005 km (0.085 R)

Asteroid Belt

Center: 2.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 13

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.99 AU - 6.07 AU

Year: 4273 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,806,434 km

• M1: 161,865 km (0.114 R)
• M2: 572,661 km (0.097 R)
• M3: 1,044,941 km (0.075 R)
• M4: 1,464,264 km (0.116 R)
• M5: 1,930,261 km (0.06 R)
• M6: 2,447,571 km (0.094 R)
• M7: 2,855,225 km (0.116 R)
• M8: 5,890,566 km (0.055 R)
• M9: 7,858,675 km (0.104 R)
• M10: 8,796,504 km (0.116 R)
• M11: 9,976,084 km (0.068 R)
• M12: 13,255,419 km (0.09 R)
• M13: 15,251,503 km (0.113 R)
• M14: 15,765,820 km (0.084 R)
• M15: 16,232,715 km (0.07 R)
• M16: 18,772,438 km (0.077 R)
• M17: 24,239,343 km (0.113 R)
• M18: 26,301,998 km (0.117 R)
• M19: 27,042,508 km (0.12 R)
• M20: 28,222,087 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 13.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.85 AU - 7.31 AU

Year: 5678 Days

Day: 12.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,806,434 km

• M1: 241,152 km (0.088 R)
• M2: 974,331 km (0.112 R)
• M3: 1,918,443 km (0.048 R)
• M4: 2,425,580 km (0.075 R)
• M5: 4,043,930 km (0.109 R)
• M6: 4,760,503 km (0.081 R)
• M7: 6,510,200 km (0.064 R)
• M8: 7,846,708 km (0.105 R)
• M9: 8,542,338 km (0.112 R)
• M10: 9,318,751 km (0.12 R)
• M11: 10,311,931 km (0.092 R)
• M12: 12,853,599 km (0.102 R)
• M13: 14,403,433 km (0.085 R)
• M14: 15,959,400 km (0.033 R)
• M15: 16,423,901 km (0.092 R)
• M16: 20,745,036 km (0.083 R)
• M17: 22,799,314 km (0.069 R)
• M18: 25,771,076 km (0.1 R)
• M19: 26,654,002 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.8

Radius: 6.1

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 13.61 AU - 16.95 AU

Year: 22622 Days

Day: 15.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,806,434 km

• M1: 106,065 km (0.061 R)
• M2: 452,833 km (0.03 R)
• M3: 879,935 km (0.072 R)
• M4: 6,507,956 km (0.114 R)
• M5: 7,824,717 km (0.098 R)
• M6: 8,145,006 km (0.094 R)
• M7: 12,086,162 km (0.097 R)
• M8: 12,329,707 km (0.114 R)
• M9: 20,552,354 km (0.109 R)
• M10: 24,588,056 km (0.087 R)
• M11: 33,103,466 km (0.093 R)
• M12: 35,533,982 km (0.118 R)
• M13: 36,538,682 km (0.089 R)
• M14: 52,657,104 km (0.043 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: 456 - 19,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit