🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.7

Radius: 13.9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.72 AU

Year: 372 Days

Day: 6.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 17,340,961 km

• M1: 172,935 km (0.066 R)
• M2: 842,685 km (0.094 R)
• M3: 1,381,088 km (0.113 R)
• M4: 2,097,811 km (0.081 R)
• M5: 2,889,932 km (0.057 R)
• M6: 3,991,122 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.5

Radius: 13.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.69 AU - 0.91 AU

Year: 485 Days

Day: 10.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,340,961 km

• M1: 170,691 km (0.106 R)
• M2: 762,650 km (0.055 R)
• M3: 1,232,836 km (0.039 R)
• M4: 2,530,298 km (0.117 R)
• M5: 3,095,030 km (0.1 R)
• M6: 3,717,208 km (0.094 R)
• M7: 4,191,583 km (0.111 R)
• M8: 4,630,503 km (0.088 R)
• M9: 5,100,240 km (0.053 R)
• M10: 5,636,249 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 14.7

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.79 AU - 1.19 AU

Year: 668 Days

Day: 11.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,340,961 km

• M1: 182,809 km (0.114 R)
• M2: 673,340 km (0.095 R)
• M3: 1,142,329 km (0.12 R)
• M4: 1,628,672 km (0.117 R)
• M5: 2,852,981 km (0.115 R)
• M6: 4,457,867 km (0.114 R)
• M7: 5,372,359 km (0.077 R)
• M8: 6,274,583 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.3

Radius: 8.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.04 AU - 4.16 AU

Year: 5631 Days

Day: 12.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,340,961 km

• M1: 110,702 km (0.093 R)
• M2: 446,101 km (0.046 R)
• M3: 741,257 km (0.053 R)
• M4: 1,509,443 km (0.044 R)
• M5: 2,778,930 km (0.11 R)
• M6: 3,056,284 km (0.061 R)
• M7: 4,060,236 km (0.086 R)
• M8: 4,378,131 km (0.056 R)
• M9: 5,697,435 km (0.064 R)
• M10: 6,020,716 km (0.071 R)
• M11: 7,064,610 km (0.029 R)
• M12: 7,350,641 km (0.055 R)
• M13: 10,692,209 km (0.102 R)
• M14: 10,993,798 km (0.064 R)
• M15: 12,094,389 km (0.115 R)
• M16: 12,463,298 km (0.116 R)
• M17: 13,009,480 km (0.107 R)
• M18: 15,933,819 km (0.115 R)
• M19: 17,032,615 km (0.108 R)
• M20: 17,340,936 km (0.095 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 15,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit