🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.6

Radius: 9.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.39 AU - 0.65 AU

Year: 264 Days

Day: 12.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,354,110 km

• M1: 121,922 km (0.118 R)
• M2: 486,043 km (0.04 R)
• M3: 828,323 km (0.078 R)
• M4: 1,153,848 km (0.096 R)
• M5: 1,672,205 km (0.1 R)
• M6: 1,983,369 km (0.118 R)
• M7: 2,313,082 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561

Radius: 13.2

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.28 AU - 1.5 AU

Year: 1152 Days

Day: 7.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,354,110 km

• M1: 167,699 km (0.115 R)
• M2: 719,865 km (0.082 R)
• M3: 1,494,483 km (0.094 R)
• M4: 2,019,571 km (0.066 R)
• M5: 2,904,443 km (0.074 R)
• M6: 4,213,873 km (0.1 R)
• M7: 4,627,212 km (0.072 R)
• M8: 5,220,666 km (0.082 R)
• M9: 10,399,296 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.6

Radius: 9.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.73 AU - 2.81 AU

Year: 2404 Days

Day: 13.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,354,110 km

• M1: 114,442 km (0.108 R)
• M2: 575,952 km (0.085 R)
• M3: 958,025 km (0.11 R)
• M4: 1,247,197 km (0.098 R)
• M5: 1,606,083 km (0.106 R)
• M6: 1,905,727 km (0.098 R)
• M7: 2,839,517 km (0.039 R)
• M8: 3,216,205 km (0.118 R)
• M9: 3,626,252 km (0.059 R)
• M10: 3,956,415 km (0.106 R)
• M11: 4,614,346 km (0.107 R)
• M12: 4,914,739 km (0.085 R)
• M13: 5,228,146 km (0.107 R)
• M14: 5,723,465 km (0.11 R)
• M15: 6,275,631 km (0.106 R)
• M16: 6,591,581 km (0.104 R)
• M17: 9,619,143 km (0.036 R)
• M18: 10,218,881 km (0.115 R)
• M19: 11,610,291 km (0.109 R)
• M20: 12,619,328 km (0.086 R)
• M21: 16,688,241 km (0.073 R)
• M22: 16,990,578 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.4

Radius: 8.2

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.02 AU - 2.8 AU

Year: 2630 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,354,110 km

• M1: 102,325 km (0.113 R)
• M2: 661,821 km (0.071 R)
• M3: 990,936 km (0.067 R)
• M4: 1,438,832 km (0.105 R)
• M5: 2,324,003 km (0.028 R)
• M6: 3,551,453 km (0.049 R)
• M7: 3,921,409 km (0.076 R)
• M8: 4,948,249 km (0.036 R)
• M9: 6,678,797 km (0.093 R)
• M10: 7,305,163 km (0.113 R)
• M11: 7,712,219 km (0.058 R)
• M12: 8,744,145 km (0.096 R)
• M13: 11,956,909 km (0.12 R)
• M14: 13,849,172 km (0.06 R)
• M15: 14,718,187 km (0.066 R)
• M16: 15,166,083 km (0.039 R)
• M17: 16,994,917 km (0.119 R)
• M18: 17,598,843 km (0.05 R)
• M19: 18,103,437 km (0.098 R)
• M20: 18,849,481 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.8

Radius: 8.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.96 AU - 3.6 AU

Year: 4176 Days

Day: 12.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,354,110 km

• M1: 106,214 km (0.064 R)
• M2: 590,463 km (0.088 R)
• M3: 909,705 km (0.117 R)
• M4: 1,420,432 km (0.086 R)
• M5: 2,696,202 km (0.09 R)
• M6: 3,010,508 km (0.06 R)
• M7: 4,043,630 km (0.053 R)
• M8: 4,414,484 km (0.104 R)
• M9: 4,830,515 km (0.089 R)
• M10: 5,153,497 km (0.036 R)
• M11: 5,972,695 km (0.065 R)
• M12: 6,621,052 km (0.084 R)
• M13: 7,405,543 km (0.068 R)
• M14: 7,930,482 km (0.068 R)
• M15: 8,612,798 km (0.101 R)
• M16: 9,511,283 km (0.096 R)
• M17: 10,778,676 km (0.073 R)
• M18: 11,697,506 km (0.12 R)
• M19: 12,452,377 km (0.094 R)
• M20: 12,754,565 km (0.084 R)
• M21: 16,307,065 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.8

Radius: 6.8

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.46 AU - 10.62 AU

Year: 17543 Days

Day: 18.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,354,110 km

• M1: 86,019 km (0.089 R)
• M2: 1,594,414 km (0.105 R)
• M3: 3,367,598 km (0.09 R)
• M4: 4,591,607 km (0.117 R)
• M5: 6,087,287 km (0.073 R)
• M6: 7,975,362 km (0.081 R)
• M7: 10,672,462 km (0.053 R)
• M8: 12,604,219 km (0.111 R)
• M9: 13,055,855 km (0.094 R)
• M10: 15,624,750 km (0.117 R)
• M11: 16,833,201 km (0.104 R)
• M12: 17,779,557 km (0.073 R)
• M13: 21,371,402 km (0.116 R)
• M14: 29,272,115 km (0.111 R)
• M15: 41,271,210 km (0.088 R)
• M16: 48,891,726 km (0.076 R)
• M17: 49,526,320 km (0.098 R)
• M18: 52,615,516 km (0.062 R)
• M19: 59,714,683 km (0.075 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 18,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit