🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 11.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.99 AU - 1.51 AU

Year: 982 Days

Day: 5.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,334,894 km

• M1: 138,378 km (0.049 R)
• M2: 516,711 km (0.115 R)
• M3: 934,239 km (0.056 R)
• M4: 1,516,025 km (0.105 R)
• M5: 1,955,244 km (0.049 R)
• M6: 2,604,200 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.2

Radius: 12.8

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.07 AU - 1.53 AU

Year: 1042 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,334,894 km

• M1: 159,172 km (0.113 R)
• M2: 575,952 km (0.039 R)
• M3: 1,580,202 km (0.109 R)
• M4: 1,998,628 km (0.072 R)
• M5: 2,432,162 km (0.056 R)
• M6: 2,850,887 km (0.117 R)
• M7: 3,293,397 km (0.063 R)
• M8: 3,715,114 km (0.108 R)
• M9: 5,338,849 km (0.037 R)
• M10: 6,572,134 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.9

Radius: 8

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.1 AU - 2.52 AU

Year: 2468 Days

Day: 8.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,334,894 km

• M1: 103,821 km (0.115 R)
• M2: 525,687 km (0.069 R)
• M3: 797,207 km (0.116 R)
• M4: 1,278,763 km (0.055 R)
• M5: 1,797,269 km (0.117 R)
• M6: 2,437,996 km (0.09 R)
• M7: 2,733,751 km (0.101 R)
• M8: 5,263,152 km (0.098 R)
• M9: 5,623,234 km (0.108 R)
• M10: 6,414,158 km (0.071 R)
• M11: 8,674,582 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.6

Radius: 9.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.05 AU - 2.59 AU

Year: 2484 Days

Day: 6 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,334,894 km

• M1: 119,379 km (0.082 R)
• M2: 485,744 km (0.058 R)
• M3: 943,663 km (0.104 R)
• M4: 1,480,121 km (0.096 R)
• M5: 1,790,238 km (0.09 R)
• M6: 2,298,870 km (0.067 R)
• M7: 2,861,807 km (0.076 R)
• M8: 4,564,530 km (0.093 R)
• M9: 5,434,442 km (0.07 R)
• M10: 7,526,119 km (0.101 R)
• M11: 8,402,464 km (0.056 R)
• M12: 8,737,413 km (0.104 R)
• M13: 10,262,115 km (0.053 R)
• M14: 11,338,621 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 8.3

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.92 AU - 3.42 AU

Year: 3967 Days

Day: 10.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,334,894 km

• M1: 103,223 km (0.076 R)
• M2: 857,196 km (0.101 R)
• M3: 1,595,162 km (0.104 R)
• M4: 2,152,863 km (0.104 R)
• M5: 2,439,792 km (0.094 R)
• M6: 2,818,125 km (0.097 R)
• M7: 4,000,247 km (0.045 R)
• M8: 6,363,445 km (0.097 R)
• M9: 6,928,625 km (0.041 R)
• M10: 7,334,335 km (0.111 R)
• M11: 8,470,680 km (0.09 R)
• M12: 9,529,085 km (0.094 R)
• M13: 10,109,974 km (0.075 R)
• M14: 11,427,931 km (0.115 R)
• M15: 12,764,139 km (0.069 R)
• M16: 13,043,438 km (0.109 R)
• M17: 14,959,488 km (0.117 R)
• M18: 18,617,006 km (0.116 R)
• M19: 19,462,982 km (0.098 R)
• M20: 19,895,470 km (0.054 R)
• M21: 21,166,603 km (0.071 R)
• M22: 22,021,255 km (0.081 R)
• M23: 22,762,363 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.9

Radius: 7.6

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.39 AU - 8.25 AU

Year: 15372 Days

Day: 20.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,334,894 km

• M1: 96,790 km (0.079 R)
• M2: 341,682 km (0.078 R)
• M3: 604,824 km (0.052 R)
• M4: 913,445 km (0.113 R)
• M5: 1,408,913 km (0.078 R)
• M6: 2,185,026 km (0.081 R)
• M7: 3,268,713 km (0.108 R)
• M8: 3,717,806 km (0.072 R)
• M9: 3,971,823 km (0.04 R)
• M10: 4,267,728 km (0.113 R)
• M11: 5,674,696 km (0.064 R)
• M12: 7,236,199 km (0.068 R)
• M13: 8,139,171 km (0.073 R)
• M14: 8,520,646 km (0.112 R)
• M15: 10,221,873 km (0.067 R)
• M16: 11,593,386 km (0.084 R)
• M17: 14,350,176 km (0.078 R)
• M18: 16,139,217 km (0.092 R)
• M19: 18,721,575 km (0.073 R)
• M20: 19,302,763 km (0.076 R)
• M21: 20,067,657 km (0.102 R)
• M22: 20,852,447 km (0.092 R)
• M23: 22,022,153 km (0.115 R)
• M24: 23,906,039 km (0.074 R)
• M25: 26,099,593 km (0.089 R)
• M26: 28,423,895 km (0.092 R)
• M27: 30,311,969 km (0.113 R)
• M28: 30,997,876 km (0.079 R)
• M29: 31,460,881 km (0.085 R)
• M30: 33,358,979 km (0.069 R)
• M31: 36,475,551 km (0.078 R)
• M32: 42,993,530 km (0.068 R)
• M33: 45,774,555 km (0.111 R)
• M34: 52,179,737 km (0.068 R)
• M35: 52,670,568 km (0.053 R)
• M36: 55,851,019 km (0.103 R)
• M37: 57,054,384 km (0.043 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 19,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit