🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.1

Radius: 8.1

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.63 AU - 0.89 AU

Year: 442 Days

Day: 12.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,922,325 km

• M1: 100,829 km (0.035 R)
• M2: 401,221 km (0.075 R)
• M3: 967,449 km (0.037 R)
• M4: 1,289,683 km (0.096 R)
• M5: 1,661,434 km (0.106 R)
• M6: 2,137,903 km (0.099 R)
• M7: 2,399,400 km (0.109 R)
• M8: 3,965,840 km (0.086 R)
• M9: 4,535,658 km (0.114 R)
• M10: 5,238,768 km (0.099 R)
• M11: 5,872,764 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710

Radius: 10.4

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.81 AU - 0.93 AU

Year: 541 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,922,325 km

• M1: 129,402 km (0.106 R)
• M2: 460,462 km (0.098 R)
• M3: 814,112 km (0.095 R)
• M4: 1,172,249 km (0.091 R)
• M5: 1,721,273 km (0.082 R)
• M6: 2,223,922 km (0.081 R)
• M7: 2,789,701 km (0.091 R)
• M8: 3,190,474 km (0.119 R)
• M9: 4,065,921 km (0.118 R)
• M10: 4,850,262 km (0.078 R)
• M11: 5,227,847 km (0.07 R)
• M12: 5,660,783 km (0.081 R)
• M13: 6,306,897 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468

Radius: 11.9

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.24 AU - 1.44 AU

Year: 1034 Days

Day: 11.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,922,325 km

• M1: 149,747 km (0.097 R)
• M2: 1,092,364 km (0.111 R)
• M3: 1,503,159 km (0.094 R)
• M4: 2,009,099 km (0.069 R)
• M5: 2,383,094 km (0.05 R)
• M6: 2,840,265 km (0.096 R)
• M7: 3,827,761 km (0.113 R)
• M8: 4,214,471 km (0.116 R)
• M9: 4,661,619 km (0.079 R)
• M10: 5,288,584 km (0.095 R)
• M11: 5,710,749 km (0.116 R)
• M12: 7,679,158 km (0.112 R)
• M13: 8,071,553 km (0.104 R)
• M14: 8,633,144 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.9

Radius: 12.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.36 AU - 2.66 AU

Year: 2652 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,922,325 km

• M1: 163,211 km (0.065 R)
• M2: 561,590 km (0.034 R)
• M3: 1,083,089 km (0.044 R)
• M4: 1,772,136 km (0.1 R)
• M5: 2,265,660 km (0.064 R)
• M6: 2,932,567 km (0.071 R)
• M7: 3,572,547 km (0.098 R)
• M8: 3,987,681 km (0.118 R)
• M9: 4,591,757 km (0.078 R)
• M10: 6,010,992 km (0.091 R)
• M11: 6,689,269 km (0.092 R)
• M12: 7,108,143 km (0.097 R)
• M13: 7,576,235 km (0.053 R)
• M14: 8,368,355 km (0.093 R)
• M15: 10,040,261 km (0.084 R)
• M16: 10,471,103 km (0.107 R)
• M17: 11,925,045 km (0.101 R)
• M18: 12,723,149 km (0.112 R)
• M19: 13,509,436 km (0.042 R)
• M20: 14,925,080 km (0.054 R)
• M21: 16,222,991 km (0.052 R)
• M22: 16,653,833 km (0.111 R)
• M23: 20,133,181 km (0.057 R)
• M24: 20,882,965 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.7

Radius: 14.3

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.64 AU - 5.34 AU

Year: 6345 Days

Day: 11.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,922,325 km

• M1: 179,069 km (0.116 R)
• M2: 783,145 km (0.083 R)
• M3: 1,297,163 km (0.094 R)
• M4: 1,867,580 km (0.116 R)
• M5: 3,473,363 km (0.095 R)
• M6: 4,070,109 km (0.088 R)
• M7: 4,758,110 km (0.071 R)
• M8: 5,813,224 km (0.115 R)
• M9: 9,243,054 km (0.12 R)
• M10: 9,846,382 km (0.092 R)
• M11: 12,212,422 km (0.062 R)
• M12: 15,768,214 km (0.097 R)
• M13: 16,962,753 km (0.076 R)
• M14: 21,491,230 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.3

Radius: 10.1

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.16 AU - 6.74 AU

Year: 8484 Days

Day: 10.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,922,325 km

• M1: 125,662 km (0.074 R)
• M2: 447,597 km (0.117 R)
• M3: 776,413 km (0.075 R)
• M4: 1,119,590 km (0.031 R)
• M5: 1,794,726 km (0.105 R)
• M6: 2,450,264 km (0.097 R)
• M7: 2,803,464 km (0.109 R)
• M8: 3,637,771 km (0.084 R)
• M9: 4,658,777 km (0.119 R)
• M10: 5,460,621 km (0.04 R)
• M11: 9,186,207 km (0.077 R)
• M12: 10,045,647 km (0.119 R)
• M13: 10,750,402 km (0.117 R)
• M14: 14,025,548 km (0.098 R)
• M15: 20,897,177 km (0.104 R)
• M16: 23,061,559 km (0.073 R)
• M17: 23,581,412 km (0.078 R)
• M18: 25,463,054 km (0.064 R)
• M19: 26,771,736 km (0.069 R)
• M20: 33,000,542 km (0.079 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 18,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit