🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 9.7

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.62 AU - 0.8 AU

Year: 406 Days

Day: 10.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,711,104 km

• M1: 120,725 km (0.118 R)
• M2: 432,039 km (0.071 R)
• M3: 796,609 km (0.114 R)
• M4: 1,408,913 km (0.069 R)
• M5: 1,744,910 km (0.095 R)
• M6: 2,177,846 km (0.093 R)
• M7: 2,582,807 km (0.064 R)
• M8: 3,261,533 km (0.119 R)
• M9: 3,693,123 km (0.056 R)
• M10: 4,176,025 km (0.072 R)
• M11: 5,511,784 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.8

Radius: 12.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.61 AU - 0.99 AU

Year: 485 Days

Day: 12.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,711,104 km

• M1: 156,779 km (0.109 R)
• M2: 899,981 km (0.112 R)
• M3: 1,293,274 km (0.059 R)
• M4: 1,727,257 km (0.096 R)
• M5: 2,152,265 km (0.077 R)
• M6: 2,863,154 km (0.109 R)
• M7: 3,392,730 km (0.105 R)
• M8: 3,952,226 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45

Radius: 15

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.57 AU - 1.87 AU

Year: 1530 Days

Day: 13.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,711,104 km

• M1: 189,840 km (0.087 R)
• M2: 741,557 km (0.06 R)
• M3: 1,424,022 km (0.104 R)
• M4: 2,570,540 km (0.117 R)
• M5: 3,221,291 km (0.101 R)
• M6: 3,767,922 km (0.114 R)
• M7: 5,172,197 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.8

Radius: 3.8

Gravity: 57.74 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.74 AU - 9.64 AU

Year: 15897 Days

Day: 21.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,711,104 km

• M1: 47,273 km (0.087 R)
• M2: 173,683 km (0.09 R)
• M3: 446,849 km (0.068 R)
• M4: 939,923 km (0.096 R)
• M5: 1,202,318 km (0.079 R)
• M6: 1,495,979 km (0.046 R)
• M7: 2,416,754 km (0.045 R)
• M8: 3,604,561 km (0.044 R)
• M9: 4,116,335 km (0.045 R)
• M10: 4,308,119 km (0.119 R)
• M11: 6,022,062 km (0.105 R)
• M12: 7,372,632 km (0.112 R)
• M13: 8,807,575 km (0.051 R)
• M14: 9,019,106 km (0.101 R)
• M15: 9,899,190 km (0.048 R)
• M16: 10,127,776 km (0.114 R)
• M17: 13,709,897 km (0.106 R)
• M18: 14,209,703 km (0.077 R)
• M19: 15,169,972 km (0.099 R)
• M20: 15,550,549 km (0.077 R)
• M21: 16,172,727 km (0.072 R)
• M22: 16,330,852 km (0.099 R)
• M23: 19,984,480 km (0.036 R)
• M24: 21,567,525 km (0.076 R)
• M25: 23,232,250 km (0.084 R)
• M26: 25,833,009 km (0.108 R)
• M27: 44,512,098 km (0.096 R)
• M28: 50,158,072 km (0.085 R)
• M29: 52,717,242 km (0.079 R)
• M30: 55,721,168 km (0.119 R)
• M31: 59,398,882 km (0.075 R)
• M32: 68,052,520 km (0.104 R)
• M33: 69,502,273 km (0.103 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: 513 - 15,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit