🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 9

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.75 AU - 1.21 AU

Year: 682 Days

Day: 8.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,332,799 km

• M1: 113,246 km (0.107 R)
• M2: 420,669 km (0.105 R)
• M3: 758,461 km (0.12 R)
• M4: 1,189,752 km (0.113 R)
• M5: 1,878,201 km (0.072 R)
• M6: 3,086,802 km (0.089 R)
• M7: 3,427,586 km (0.108 R)
• M8: 3,755,655 km (0.089 R)
• M9: 4,131,444 km (0.086 R)
• M10: 4,749,433 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882

Radius: 12.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.61 AU - 1.63 AU

Year: 1449 Days

Day: 7.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,332,799 km

• M1: 155,432 km (0.037 R)
• M2: 551,418 km (0.086 R)
• M3: 1,006,195 km (0.113 R)
• M4: 1,487,302 km (0.105 R)
• M5: 2,238,583 km (0.03 R)
• M6: 3,354,433 km (0.103 R)
• M7: 4,730,135 km (0.118 R)
• M8: 5,923,028 km (0.102 R)
• M9: 7,119,662 km (0.105 R)
• M10: 7,719,400 km (0.025 R)
• M11: 10,155,451 km (0.097 R)
• M12: 10,740,230 km (0.109 R)
• M13: 12,281,536 km (0.046 R)
• M14: 13,428,802 km (0.05 R)
• M15: 14,345,837 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.7

Radius: 13.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.52 AU - 1.76 AU

Year: 1476 Days

Day: 7.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 75.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,332,799 km

• M1: 165,455 km (0.085 R)
• M2: 721,959 km (0.119 R)
• M3: 1,159,234 km (0.118 R)
• M4: 1,608,177 km (0.099 R)
• M5: 2,323,853 km (0.053 R)
• M6: 3,750,119 km (0.047 R)
• M7: 4,259,351 km (0.073 R)
• M8: 4,979,216 km (0.117 R)
• M9: 7,413,322 km (0.119 R)
• M10: 7,834,740 km (0.103 R)
• M11: 8,324,673 km (0.12 R)
• M12: 9,140,131 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.2

Radius: 8.3

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.49 AU - 2.95 AU

Year: 3153 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,332,799 km

• M1: 103,223 km (0.081 R)
• M2: 387,309 km (0.034 R)
• M3: 698,173 km (0.116 R)
• M4: 982,858 km (0.055 R)
• M5: 1,328,130 km (0.114 R)
• M6: 2,048,294 km (0.077 R)
• M7: 2,488,411 km (0.113 R)
• M8: 2,942,141 km (0.068 R)
• M9: 3,858,578 km (0.058 R)
• M10: 4,817,650 km (0.105 R)
• M11: 5,233,382 km (0.107 R)
• M12: 5,824,892 km (0.108 R)
• M13: 6,766,162 km (0.077 R)
• M14: 7,743,485 km (0.093 R)
• M15: 9,154,193 km (0.116 R)
• M16: 10,460,930 km (0.119 R)
• M17: 12,518,799 km (0.09 R)
• M18: 13,127,961 km (0.077 R)
• M19: 13,529,781 km (0.068 R)
• M20: 13,847,976 km (0.088 R)
• M21: 15,613,829 km (0.09 R)
• M22: 16,370,794 km (0.101 R)
• M23: 16,993,720 km (0.072 R)
• M24: 18,676,097 km (0.035 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.5

Radius: 5.3

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.43 AU - 7.51 AU

Year: 12935 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,332,799 km

• M1: 65,973 km (0.097 R)
• M2: 236,514 km (0.059 R)
• M3: 449,691 km (0.047 R)
• M4: 809,025 km (0.078 R)
• M5: 1,025,942 km (0.082 R)
• M6: 1,305,690 km (0.089 R)
• M7: 1,510,490 km (0.112 R)
• M8: 1,766,452 km (0.099 R)
• M9: 1,936,993 km (0.105 R)
• M10: 2,204,624 km (0.094 R)
• M11: 2,814,235 km (0.048 R)
• M12: 3,113,880 km (0.114 R)
• M13: 5,409,609 km (0.083 R)
• M14: 5,638,194 km (0.117 R)
• M15: 6,728,613 km (0.08 R)
• M16: 7,583,116 km (0.09 R)
• M17: 9,552,422 km (0.069 R)
• M18: 9,790,433 km (0.07 R)
• M19: 13,195,879 km (0.1 R)
• M20: 13,431,794 km (0.056 R)
• M21: 18,760,770 km (0.101 R)
• M22: 22,135,548 km (0.083 R)
• M23: 27,875,020 km (0.084 R)
• M24: 33,319,784 km (0.106 R)
• M25: 36,347,944 km (0.102 R)
• M26: 42,047,773 km (0.12 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: 315 - 18,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit