🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.7

Radius: 14.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.66 AU - 0.9 AU

Year: 445 Days

Day: 11.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 15,331,027 km

• M1: 183,257 km (0.076 R)
• M2: 704,456 km (0.102 R)
• M3: 1,227,600 km (0.076 R)
• M4: 1,869,674 km (0.099 R)
• M5: 2,377,409 km (0.074 R)
• M6: 2,907,734 km (0.099 R)
• M7: 3,586,160 km (0.118 R)
• M8: 4,276,405 km (0.091 R)
• M9: 4,880,032 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.1

Radius: 12.4

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.25 AU - 1.39 AU

Year: 979 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 15,331,027 km

• M1: 154,385 km (0.083 R)
• M2: 610,808 km (0.036 R)
• M3: 1,045,988 km (0.08 R)
• M4: 1,644,380 km (0.091 R)
• M5: 2,133,565 km (0.114 R)
• M6: 2,589,539 km (0.109 R)
• M7: 3,019,035 km (0.116 R)
• M8: 4,348,960 km (0.063 R)
• M9: 4,762,448 km (0.047 R)
• M10: 5,297,261 km (0.105 R)
• M11: 6,079,508 km (0.069 R)
• M12: 7,146,440 km (0.111 R)
• M13: 7,700,102 km (0.054 R)
• M14: 8,153,234 km (0.091 R)
• M15: 9,364,528 km (0.113 R)
• M16: 9,881,538 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725

Radius: 8.9

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.42 AU - 1.88 AU

Year: 1368 Days

Day: 14.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 15,331,027 km

• M1: 117,734 km (0.052 R)
• M2: 421,118 km (0.119 R)
• M3: 915,389 km (0.045 R)
• M4: 1,322,146 km (0.067 R)
• M5: 2,069,088 km (0.104 R)
• M6: 2,442,784 km (0.113 R)
• M7: 3,342,016 km (0.106 R)
• M8: 3,927,243 km (0.108 R)
• M9: 7,176,210 km (0.07 R)
• M10: 7,517,891 km (0.117 R)
• M11: 8,995,470 km (0.098 R)
• M12: 9,707,107 km (0.111 R)
• M13: 11,033,591 km (0.09 R)
• M14: 12,031,409 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 10.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.94 AU - 2.46 AU

Year: 2107 Days

Day: 8.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,331,027 km

• M1: 143,913 km (0.091 R)
• M2: 498,610 km (0.104 R)
• M3: 844,480 km (0.08 R)
• M4: 1,465,610 km (0.072 R)
• M5: 2,199,089 km (0.042 R)
• M6: 3,917,071 km (0.113 R)
• M7: 4,444,852 km (0.117 R)
• M8: 5,041,149 km (0.103 R)
• M9: 5,643,430 km (0.102 R)
• M10: 6,293,134 km (0.091 R)
• M11: 6,675,207 km (0.09 R)
• M12: 7,263,725 km (0.083 R)
• M13: 8,361,474 km (0.097 R)
• M14: 8,887,161 km (0.081 R)
• M15: 9,902,182 km (0.084 R)
• M16: 11,102,705 km (0.114 R)
• M17: 11,548,656 km (0.1 R)
• M18: 12,006,725 km (0.037 R)
• M19: 14,569,187 km (0.096 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 14,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit