🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.2

Radius: 8.2

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.09 AU - 1.47 AU

Year: 966 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,314,788 km

• M1: 102,026 km (0.058 R)
• M2: 366,664 km (0.084 R)
• M3: 998,267 km (0.105 R)
• M4: 1,918,742 km (0.043 R)
• M5: 2,330,585 km (0.102 R)
• M6: 3,139,461 km (0.101 R)
• M7: 3,657,219 km (0.047 R)
• M8: 3,929,487 km (0.086 R)
• M9: 6,193,202 km (0.081 R)
• M10: 6,686,277 km (0.08 R)
• M11: 7,867,950 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.8

Radius: 9.6

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.12 AU - 1.82 AU

Year: 1189 Days

Day: 12.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,314,788 km

• M1: 119,977 km (0.075 R)
• M2: 496,515 km (0.109 R)
• M3: 824,883 km (0.099 R)
• M4: 1,139,637 km (0.114 R)
• M5: 1,521,410 km (0.099 R)
• M6: 2,231,551 km (0.089 R)
• M7: 2,537,629 km (0.07 R)
• M8: 3,616,977 km (0.064 R)
• M9: 4,329,063 km (0.112 R)
• M10: 4,842,633 km (0.117 R)
• M11: 5,166,512 km (0.102 R)
• M12: 5,670,358 km (0.033 R)
• M13: 7,582,069 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.9

Radius: 12.6

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.11 AU - 2.29 AU

Year: 2176 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,314,788 km

• M1: 170,542 km (0.079 R)
• M2: 666,608 km (0.116 R)
• M3: 1,162,974 km (0.094 R)
• M4: 1,840,203 km (0.11 R)
• M5: 2,328,940 km (0.062 R)
• M6: 4,637,983 km (0.089 R)
• M7: 5,429,056 km (0.118 R)
• M8: 6,347,587 km (0.044 R)
• M9: 7,001,629 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43

Radius: 10.4

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.8 AU - 2.66 AU

Year: 2221 Days

Day: 5.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,314,788 km

• M1: 130,300 km (0.106 R)
• M2: 496,665 km (0.057 R)
• M3: 921,224 km (0.075 R)
• M4: 1,339,948 km (0.098 R)
• M5: 2,191,459 km (0.116 R)
• M6: 2,583,406 km (0.1 R)
• M7: 2,930,323 km (0.107 R)
• M8: 3,420,855 km (0.098 R)
• M9: 4,135,484 km (0.092 R)
• M10: 4,691,240 km (0.085 R)
• M11: 5,144,372 km (0.085 R)
• M12: 6,464,872 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.8

Radius: 10.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.69 AU - 2.91 AU

Year: 3124 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,314,788 km

• M1: 135,835 km (0.063 R)
• M2: 1,095,505 km (0.09 R)
• M3: 3,265,422 km (0.096 R)
• M4: 4,016,404 km (0.084 R)
• M5: 4,990,136 km (0.079 R)
• M6: 7,230,215 km (0.101 R)
• M7: 9,422,422 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.8

Radius: 4.2

Gravity: 45.51 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.06 AU - 9.14 AU

Year: 15373 Days

Day: 23.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 169.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,314,788 km

• M1: 52,359 km (0.039 R)
• M2: 221,405 km (0.081 R)
• M3: 606,619 km (0.062 R)
• M4: 993,779 km (0.049 R)
• M5: 1,207,404 km (0.116 R)
• M6: 1,451,099 km (0.091 R)
• M7: 1,868,328 km (0.026 R)
• M8: 4,292,860 km (0.119 R)
• M9: 5,252,232 km (0.12 R)
• M10: 5,437,434 km (0.107 R)
• M11: 5,704,167 km (0.116 R)
• M12: 6,019,519 km (0.1 R)
• M13: 6,858,913 km (0.059 R)
• M14: 7,306,510 km (0.107 R)
• M15: 7,444,588 km (0.088 R)
• M16: 7,773,405 km (0.059 R)
• M17: 11,304,214 km (0.037 R)
• M18: 11,928,037 km (0.088 R)
• M19: 14,220,774 km (0.077 R)
• M20: 16,951,234 km (0.096 R)
• M21: 18,269,640 km (0.092 R)
• M22: 20,191,823 km (0.111 R)
• M23: 20,830,756 km (0.079 R)
• M24: 26,542,402 km (0.087 R)
• M25: 33,341,326 km (0.111 R)
• M26: 34,104,724 km (0.098 R)
• M27: 35,534,132 km (0.116 R)
• M28: 36,330,441 km (0.1 R)
• M29: 43,134,152 km (0.069 R)
• M30: 43,585,489 km (0.062 R)
• M31: 46,675,583 km (0.075 R)
• M32: 50,073,848 km (0.117 R)
• M33: 52,428,818 km (0.116 R)
• M34: 58,269,567 km (0.049 R)
• M35: 58,636,830 km (0.063 R)
• M36: 60,684,675 km (0.108 R)
• M37: 61,251,352 km (0.079 R)
• M38: 62,012,357 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 19,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit