🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.3

Radius: 11.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.87 AU - 1.15 AU

Year: 701 Days

Day: 14.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,867,419 km

• M1: 147,952 km (0.047 R)
• M2: 550,221 km (0.074 R)
• M3: 1,272,330 km (0.115 R)
• M4: 1,646,773 km (0.119 R)
• M5: 2,124,739 km (0.112 R)
• M6: 2,950,668 km (0.089 R)
• M7: 3,733,664 km (0.091 R)
• M8: 4,650,250 km (0.082 R)
• M9: 5,395,397 km (0.078 R)
• M10: 7,189,823 km (0.041 R)
• M11: 7,688,882 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.8

Radius: 12.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.02 AU - 1.32 AU

Year: 874 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,867,419 km

• M1: 157,527 km (0.1 R)
• M2: 636,689 km (0.07 R)
• M3: 1,502,262 km (0.075 R)
• M4: 2,056,971 km (0.1 R)
• M5: 2,486,167 km (0.103 R)
• M6: 3,076,031 km (0.074 R)
• M7: 3,543,076 km (0.077 R)
• M8: 4,213,723 km (0.075 R)
• M9: 5,652,705 km (0.061 R)
• M10: 6,721,732 km (0.094 R)
• M11: 7,281,527 km (0.085 R)
• M12: 8,342,624 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.8

Radius: 12.3

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.66 AU - 5.28 AU

Year: 7648 Days

Day: 12.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,867,419 km

• M1: 153,039 km (0.092 R)
• M2: 770,279 km (0.098 R)
• M3: 1,197,681 km (0.095 R)
• M4: 1,757,775 km (0.092 R)
• M5: 2,360,355 km (0.09 R)
• M6: 2,884,247 km (0.117 R)
• M7: 3,508,968 km (0.078 R)
• M8: 6,007,402 km (0.052 R)
• M9: 6,432,110 km (0.041 R)
• M10: 8,207,388 km (0.087 R)
• M11: 13,704,811 km (0.104 R)
• M12: 15,015,288 km (0.107 R)
• M13: 16,068,756 km (0.099 R)
• M14: 16,544,777 km (0.11 R)
• M15: 17,100,383 km (0.092 R)
• M16: 17,957,130 km (0.091 R)
• M17: 18,692,852 km (0.07 R)
• M18: 20,859,777 km (0.063 R)
• M19: 21,263,542 km (0.11 R)
• M20: 24,595,685 km (0.066 R)
• M21: 27,001,219 km (0.072 R)
• M22: 29,357,385 km (0.119 R)
• M23: 35,496,882 km (0.113 R)
• M24: 38,926,413 km (0.031 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.3

Radius: 7.6

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.44 AU - 8.26 AU

Year: 12375 Days

Day: 23.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,867,419 km

• M1: 95,443 km (0.082 R)
• M2: 343,626 km (0.112 R)
• M3: 790,326 km (0.099 R)
• M4: 1,531,134 km (0.095 R)
• M5: 3,574,043 km (0.109 R)
• M6: 4,198,015 km (0.053 R)
• M7: 4,476,716 km (0.12 R)
• M8: 6,631,524 km (0.062 R)
• M9: 6,946,128 km (0.108 R)
• M10: 11,230,462 km (0.106 R)
• M11: 15,699,848 km (0.058 R)
• M12: 21,228,985 km (0.028 R)
• M13: 22,052,222 km (0.046 R)
• M14: 25,636,138 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 15,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit