🌌 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: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 13.4

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.61 AU - 0.83 AU

Year: 414 Days

Day: 13.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 44,986,270 km

• M1: 167,101 km (0.104 R)
• M2: 602,879 km (0.118 R)
• M3: 1,031,178 km (0.119 R)
• M4: 2,661,945 km (0.09 R)
• M5: 3,147,240 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.2

Radius: 14.3

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.89 AU - 1.17 AU

Year: 709 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,986,270 km

• M1: 177,872 km (0.1 R)
• M2: 832,961 km (0.1 R)
• M3: 1,384,079 km (0.107 R)
• M4: 1,873,115 km (0.062 R)
• M5: 2,533,590 km (0.104 R)
• M6: 3,635,378 km (0.111 R)
• M7: 4,473,575 km (0.086 R)
• M8: 6,991,905 km (0.111 R)
• M9: 8,904,514 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 8.3

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.01 AU - 1.09 AU

Year: 730 Days

Day: 12.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,986,270 km

• M1: 103,223 km (0.076 R)
• M2: 436,078 km (0.056 R)
• M3: 1,001,558 km (0.093 R)
• M4: 1,478,625 km (0.1 R)
• M5: 1,840,054 km (0.096 R)
• M6: 2,332,380 km (0.049 R)
• M7: 2,649,827 km (0.111 R)
• M8: 3,033,695 km (0.116 R)
• M9: 3,481,741 km (0.087 R)
• M10: 3,868,451 km (0.062 R)
• M11: 4,188,890 km (0.047 R)
• M12: 4,813,910 km (0.028 R)
• M13: 5,221,414 km (0.112 R)
• M14: 6,166,873 km (0.106 R)
• M15: 6,931,019 km (0.112 R)
• M16: 7,290,353 km (0.117 R)
• M17: 8,268,125 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199

Radius: 5

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.11 AU - 8.47 AU

Year: 13350 Days

Day: 16 Hours

Environment

Temp: -241 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,986,270 km

• M1: 68,965 km (0.085 R)
• M2: 261,198 km (0.056 R)
• M3: 433,535 km (0.026 R)
• M4: 1,068,877 km (0.073 R)
• M5: 1,418,188 km (0.113 R)
• M6: 2,359,158 km (0.115 R)
• M7: 4,103,021 km (0.035 R)
• M8: 4,419,121 km (0.098 R)
• M9: 5,434,292 km (0.066 R)
• M10: 6,351,477 km (0.113 R)
• M11: 6,560,764 km (0.059 R)
• M12: 7,066,854 km (0.078 R)
• M13: 7,444,140 km (0.088 R)
• M14: 7,637,719 km (0.115 R)
• M15: 8,156,674 km (0.082 R)
• M16: 8,487,585 km (0.119 R)
• M17: 9,443,814 km (0.066 R)
• M18: 10,230,400 km (0.052 R)
• M19: 14,405,078 km (0.116 R)
• M20: 19,810,797 km (0.094 R)
• M21: 25,105,814 km (0.045 R)
• M22: 25,366,713 km (0.099 R)
• M23: 35,678,943 km (0.115 R)
• M24: 36,898,016 km (0.088 R)
• M25: 38,144,764 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.7

Radius: 6.4

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.09 AU - 8.81 AU

Year: 13792 Days

Day: 21.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,986,270 km

• M1: 125,812 km (0.106 R)
• M2: 444,306 km (0.09 R)
• M3: 677,379 km (0.103 R)
• M4: 1,076,057 km (0.119 R)
• M5: 1,537,268 km (0.052 R)
• M6: 2,354,222 km (0.075 R)
• M7: 2,682,439 km (0.104 R)
• M8: 3,174,616 km (0.093 R)
• M9: 3,478,450 km (0.113 R)
• M10: 4,594,749 km (0.046 R)
• M11: 5,014,969 km (0.056 R)
• M12: 5,592,417 km (0.108 R)
• M13: 6,106,884 km (0.068 R)
• M14: 7,348,995 km (0.114 R)
• M15: 7,923,750 km (0.039 R)
• M16: 8,886,862 km (0.077 R)
• M17: 12,583,574 km (0.118 R)
• M18: 13,829,276 km (0.034 R)
• M19: 17,192,535 km (0.081 R)
• M20: 20,660,962 km (0.066 R)
• M21: 22,899,844 km (0.1 R)
• M22: 23,680,595 km (0.083 R)
• M23: 31,418,395 km (0.106 R)
• M24: 34,368,166 km (0.103 R)
• M25: 36,904,299 km (0.072 R)
• M26: 37,378,374 km (0.105 R)
• M27: 37,856,489 km (0.092 R)
• M28: 38,217,918 km (0.109 R)
• M29: 39,686,071 km (0.104 R)
• M30: 41,191,624 km (0.088 R)
• M31: 43,784,604 km (0.118 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: 548 - 15,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit