🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.1

Radius: 9.2

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.64 AU - 0.98 AU

Year: 478 Days

Day: 12.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,134,953 km

• M1: 115,938 km (0.086 R)
• M2: 418,724 km (0.082 R)
• M3: 777,460 km (0.074 R)
• M4: 1,416,243 km (0.092 R)
• M5: 1,778,719 km (0.092 R)
• M6: 2,286,155 km (0.116 R)
• M7: 2,662,244 km (0.106 R)
• M8: 3,184,340 km (0.108 R)
• M9: 3,935,022 km (0.058 R)
• M10: 5,927,816 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.7

Radius: 14

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.94 AU - 1.14 AU

Year: 696 Days

Day: 6.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,134,953 km

• M1: 174,132 km (0.067 R)
• M2: 614,249 km (0.096 R)
• M3: 1,062,444 km (0.116 R)
• M4: 1,641,687 km (0.053 R)
• M5: 2,246,960 km (0.106 R)
• M6: 3,010,208 km (0.077 R)
• M7: 3,758,497 km (0.102 R)
• M8: 4,380,974 km (0.082 R)
• M9: 5,119,239 km (0.086 R)
• M10: 5,611,267 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.4

Radius: 9.5

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.86 AU - 2.56 AU

Year: 2155 Days

Day: 7.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,134,953 km

• M1: 118,781 km (0.103 R)
• M2: 423,063 km (0.074 R)
• M3: 723,904 km (0.113 R)
• M4: 1,221,467 km (0.068 R)
• M5: 1,665,174 km (0.094 R)
• M6: 2,044,554 km (0.089 R)
• M7: 2,481,230 km (0.109 R)
• M8: 2,824,557 km (0.059 R)
• M9: 3,124,950 km (0.113 R)
• M10: 3,431,027 km (0.106 R)
• M11: 3,980,351 km (0.045 R)
• M12: 4,842,633 km (0.115 R)
• M13: 6,411,316 km (0.068 R)
• M14: 6,807,152 km (0.115 R)
• M15: 7,324,761 km (0.057 R)
• M16: 8,121,818 km (0.091 R)
• M17: 8,526,630 km (0.077 R)
• M18: 9,190,246 km (0.103 R)
• M19: 9,822,895 km (0.096 R)
• M20: 10,416,949 km (0.074 R)
• M21: 11,281,475 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.2

Radius: 13.8

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.46 AU - 3.54 AU

Year: 4295 Days

Day: 6.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,134,953 km

• M1: 171,589 km (0.106 R)
• M2: 674,387 km (0.109 R)
• M3: 1,653,804 km (0.11 R)
• M4: 3,196,458 km (0.041 R)
• M5: 3,712,870 km (0.095 R)
• M6: 4,690,342 km (0.116 R)
• M7: 5,226,950 km (0.069 R)
• M8: 6,123,789 km (0.093 R)
• M9: 6,734,896 km (0.117 R)
• M10: 7,693,071 km (0.081 R)
• M11: 9,045,435 km (0.12 R)
• M12: 10,004,058 km (0.071 R)
• M13: 12,170,535 km (0.032 R)
• M14: 14,633,813 km (0.064 R)
• M15: 16,527,573 km (0.081 R)
• M16: 17,715,230 km (0.059 R)
• M17: 18,392,310 km (0.103 R)
• M18: 19,214,650 km (0.079 R)
• M19: 24,070,597 km (0.113 R)
• M20: 24,749,173 km (0.117 R)
• M21: 26,541,056 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 9.1

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.1 AU - 4.96 AU

Year: 6325 Days

Day: 13.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 127.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,134,953 km

• M1: 113,246 km (0.118 R)
• M2: 408,402 km (0.108 R)
• M3: 704,606 km (0.115 R)
• M4: 1,864,737 km (0.052 R)
• M5: 2,789,851 km (0.105 R)
• M6: 4,430,191 km (0.08 R)
• M7: 5,006,293 km (0.109 R)
• M8: 6,968,418 km (0.068 R)
• M9: 10,080,653 km (0.117 R)
• M10: 10,661,691 km (0.104 R)
• M11: 11,502,580 km (0.095 R)
• M12: 12,186,841 km (0.108 R)
• M13: 13,529,033 km (0.114 R)
• M14: 15,961,195 km (0.087 R)
• M15: 16,688,690 km (0.088 R)
• M16: 17,438,325 km (0.071 R)
• M17: 18,275,474 km (0.09 R)
• M18: 19,410,174 km (0.092 R)
• M19: 20,169,084 km (0.111 R)
• M20: 20,591,399 km (0.109 R)
• M21: 21,235,717 km (0.032 R)
• M22: 21,599,539 km (0.085 R)
• M23: 24,901,613 km (0.102 R)
• M24: 28,174,814 km (0.061 R)
• M25: 30,787,092 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.6

Radius: 3.6

Gravity: 25.66 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.33 AU - 9.97 AU

Year: 19665 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,134,953 km

• M1: 44,730 km (0.062 R)
• M2: 160,219 km (0.08 R)
• M3: 851,511 km (0.119 R)
• M4: 1,024,596 km (0.099 R)
• M5: 2,346,891 km (0.077 R)
• M6: 2,824,707 km (0.112 R)
• M7: 2,989,564 km (0.081 R)
• M8: 3,523,030 km (0.053 R)
• M9: 3,999,349 km (0.1 R)
• M10: 5,834,018 km (0.089 R)
• M11: 6,140,544 km (0.097 R)
• M12: 9,144,170 km (0.115 R)
• M13: 10,037,718 km (0.106 R)
• M14: 10,589,584 km (0.058 R)
• M15: 11,045,559 km (0.102 R)
• M16: 12,180,707 km (0.107 R)
• M17: 13,325,580 km (0.082 R)
• M18: 13,589,471 km (0.087 R)
• M19: 15,032,192 km (0.081 R)
• M20: 15,390,180 km (0.084 R)
• M21: 16,422,705 km (0.09 R)
• M22: 19,037,526 km (0.107 R)
• M23: 19,710,716 km (0.096 R)
• M24: 20,053,295 km (0.118 R)
• M25: 20,486,980 km (0.102 R)
• M26: 21,462,956 km (0.031 R)
• M27: 22,562,800 km (0.074 R)
• M28: 23,411,768 km (0.112 R)
• M29: 24,281,978 km (0.072 R)
• M30: 27,232,198 km (0.075 R)
• M31: 31,100,051 km (0.111 R)
• M32: 37,367,753 km (0.116 R)
• M33: 41,281,682 km (0.1 R)
• M34: 41,982,997 km (0.073 R)
• M35: 45,311,400 km (0.096 R)
• M36: 50,867,315 km (0.052 R)
• M37: 56,172,355 km (0.032 R)
• M38: 57,033,141 km (0.11 R)
• M39: 57,553,891 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 12,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit