🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 13.8

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.99 AU - 1.57 AU

Year: 921 Days

Day: 12.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,937,236 km

• M1: 172,187 km (0.066 R)
• M2: 620,981 km (0.12 R)
• M3: 1,338,602 km (0.077 R)
• M4: 2,094,221 km (0.11 R)
• M5: 2,686,329 km (0.103 R)
• M6: 3,215,756 km (0.039 R)
• M7: 3,696,115 km (0.089 R)
• M8: 4,173,332 km (0.079 R)
• M9: 4,874,198 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.9

Radius: 12

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.53 AU - 2.91 AU

Year: 2852 Days

Day: 9.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,937,236 km

• M1: 149,299 km (0.071 R)
• M2: 685,009 km (0.094 R)
• M3: 1,421,778 km (0.069 R)
• M4: 1,887,177 km (0.032 R)
• M5: 2,857,768 km (0.051 R)
• M6: 3,752,663 km (0.102 R)
• M7: 4,170,041 km (0.081 R)
• M8: 5,528,090 km (0.115 R)
• M9: 6,389,923 km (0.042 R)
• M10: 7,037,533 km (0.116 R)
• M11: 8,213,821 km (0.111 R)
• M12: 8,921,568 km (0.095 R)
• M13: 10,330,032 km (0.047 R)
• M14: 11,601,315 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.6

Radius: 13.8

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.25 AU - 3.35 AU

Year: 2979 Days

Day: 9.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,937,236 km

• M1: 171,589 km (0.071 R)
• M2: 624,571 km (0.064 R)
• M3: 1,094,159 km (0.083 R)
• M4: 1,964,968 km (0.12 R)
• M5: 2,694,557 km (0.054 R)
• M6: 3,669,935 km (0.094 R)
• M7: 4,152,238 km (0.062 R)
• M8: 4,999,561 km (0.077 R)
• M9: 5,811,728 km (0.095 R)
• M10: 6,549,844 km (0.096 R)
• M11: 7,581,620 km (0.113 R)
• M12: 9,177,829 km (0.115 R)
• M13: 10,144,531 km (0.109 R)
• M14: 14,157,793 km (0.094 R)
• M15: 14,978,487 km (0.116 R)
• M16: 17,017,057 km (0.113 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.5

Radius: 10.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.39 AU - 4.71 AU

Year: 5182 Days

Day: 6.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,937,236 km

• M1: 133,142 km (0.071 R)
• M2: 576,999 km (0.074 R)
• M3: 915,838 km (0.054 R)
• M4: 1,871,320 km (0.045 R)
• M5: 2,411,069 km (0.096 R)
• M6: 2,848,942 km (0.05 R)
• M7: 3,302,672 km (0.081 R)
• M8: 3,804,274 km (0.08 R)
• M9: 5,182,968 km (0.064 R)
• M10: 5,567,883 km (0.085 R)
• M11: 6,570,638 km (0.116 R)
• M12: 8,538,747 km (0.081 R)
• M13: 10,666,029 km (0.106 R)
• M14: 11,677,909 km (0.117 R)
• M15: 12,162,606 km (0.086 R)
• M16: 13,266,638 km (0.078 R)
• M17: 14,790,143 km (0.063 R)
• M18: 15,357,717 km (0.082 R)
• M19: 17,602,433 km (0.113 R)
• M20: 19,134,316 km (0.098 R)
• M21: 20,245,678 km (0.069 R)
• M22: 22,529,290 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 19,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit