🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 14.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.64 AU - 1 AU

Year: 472 Days

Day: 15 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,947,416 km

• M1: 182,809 km (0.115 R)
• M2: 677,978 km (0.107 R)
• M3: 1,224,010 km (0.113 R)
• M4: 1,731,895 km (0.074 R)
• M5: 2,419,297 km (0.102 R)
• M6: 2,880,357 km (0.111 R)
• M7: 4,433,482 km (0.116 R)
• M8: 4,962,461 km (0.045 R)
• M9: 5,435,339 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.3

Radius: 8.1

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.91 AU - 1.39 AU

Year: 784 Days

Day: 5.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 19,947,416 km

• M1: 108,458 km (0.076 R)
• M2: 1,128,566 km (0.097 R)
• M3: 1,669,363 km (0.098 R)
• M4: 3,445,837 km (0.083 R)
• M5: 3,815,045 km (0.113 R)
• M6: 4,378,730 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.9

Radius: 11.1

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.1 AU - 1.46 AU

Year: 921 Days

Day: 7.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,947,416 km

• M1: 138,079 km (0.064 R)
• M2: 603,029 km (0.036 R)
• M3: 1,107,024 km (0.093 R)
• M4: 1,504,955 km (0.116 R)
• M5: 2,483,474 km (0.112 R)
• M6: 3,460,947 km (0.105 R)
• M7: 5,834,616 km (0.106 R)
• M8: 6,319,313 km (0.086 R)
• M9: 7,043,068 km (0.104 R)
• M10: 7,480,791 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.8

Radius: 9.6

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.62 AU - 3.4 AU

Year: 3320 Days

Day: 7.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 19,947,416 km

• M1: 119,529 km (0.093 R)
• M2: 838,496 km (0.118 R)
• M3: 1,341,444 km (0.116 R)
• M4: 1,962,574 km (0.086 R)
• M5: 2,538,825 km (0.032 R)
• M6: 3,021,428 km (0.087 R)
• M7: 3,733,664 km (0.09 R)
• M8: 4,275,058 km (0.056 R)
• M9: 5,077,352 km (0.067 R)
• M10: 5,640,438 km (0.072 R)
• M11: 6,056,320 km (0.119 R)
• M12: 6,492,548 km (0.089 R)
• M13: 7,644,152 km (0.04 R)
• M14: 8,517,804 km (0.078 R)
• M15: 9,313,365 km (0.117 R)
• M16: 9,637,843 km (0.119 R)
• M17: 10,385,982 km (0.061 R)
• M18: 10,695,949 km (0.103 R)
• M19: 11,538,933 km (0.102 R)
• M20: 13,086,373 km (0.086 R)
• M21: 16,378,872 km (0.066 R)
• M22: 17,065,826 km (0.076 R)
• M23: 17,552,617 km (0.099 R)
• M24: 17,882,181 km (0.079 R)
• M25: 18,328,133 km (0.034 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: 329 - 19,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit