🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.3

Radius: 9.8

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.5 AU - 0.6 AU

Year: 272 Days

Day: 5.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,179,814 km

• M1: 121,922 km (0.043 R)
• M2: 447,298 km (0.087 R)
• M3: 842,386 km (0.065 R)
• M4: 1,230,891 km (0.101 R)
• M5: 1,626,578 km (0.036 R)
• M6: 2,068,490 km (0.093 R)
• M7: 2,707,273 km (0.078 R)
• M8: 3,571,948 km (0.073 R)
• M9: 4,235,714 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 8.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.77 AU - 1.25 AU

Year: 677 Days

Day: 9.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,179,814 km

• M1: 105,616 km (0.094 R)
• M2: 436,676 km (0.038 R)
• M3: 963,410 km (0.063 R)
• M4: 1,819,409 km (0.085 R)
• M5: 2,440,240 km (0.112 R)
• M6: 2,947,976 km (0.085 R)
• M7: 3,524,376 km (0.097 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.4

Radius: 6.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.67 AU - 7.55 AU

Year: 10071 Days

Day: 16.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,179,814 km

• M1: 78,389 km (0.118 R)
• M2: 516,711 km (0.089 R)
• M3: 1,347,278 km (0.11 R)
• M4: 1,604,886 km (0.118 R)
• M5: 2,004,013 km (0.118 R)
• M6: 5,032,173 km (0.09 R)
• M7: 5,270,483 km (0.106 R)
• M8: 5,769,990 km (0.091 R)
• M9: 6,361,350 km (0.112 R)
• M10: 7,123,402 km (0.11 R)
• M11: 8,341,577 km (0.08 R)
• M12: 8,600,980 km (0.104 R)
• M13: 9,733,286 km (0.102 R)
• M14: 10,527,053 km (0.108 R)
• M15: 10,873,820 km (0.064 R)
• M16: 11,363,155 km (0.095 R)
• M17: 11,590,394 km (0.059 R)
• M18: 12,481,549 km (0.115 R)
• M19: 13,067,374 km (0.059 R)
• M20: 14,826,944 km (0.06 R)
• M21: 16,505,731 km (0.068 R)
• M22: 17,450,891 km (0.105 R)
• M23: 26,033,171 km (0.081 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.7

Radius: 3.2

Gravity: 58.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.89 AU - 7.91 AU

Year: 12087 Days

Day: 21.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 64,179,814 km

• M1: 39,943 km (0.058 R)
• M2: 322,832 km (0.04 R)
• M3: 480,508 km (0.074 R)
• M4: 730,786 km (0.075 R)
• M5: 1,130,960 km (0.109 R)
• M6: 1,385,875 km (0.07 R)
• M7: 1,922,033 km (0.115 R)
• M8: 2,284,210 km (0.047 R)
• M9: 3,214,260 km (0.111 R)
• M10: 4,109,154 km (0.117 R)
• M11: 4,582,781 km (0.095 R)
• M12: 4,993,577 km (0.103 R)
• M13: 5,708,356 km (0.086 R)
• M14: 6,605,793 km (0.12 R)
• M15: 6,884,344 km (0.042 R)
• M16: 7,337,776 km (0.097 R)
• M17: 7,854,786 km (0.101 R)
• M18: 8,032,358 km (0.078 R)
• M19: 8,212,624 km (0.089 R)
• M20: 9,450,845 km (0.101 R)
• M21: 10,271,839 km (0.109 R)
• M22: 11,647,840 km (0.054 R)
• M23: 12,230,972 km (0.096 R)
• M24: 12,409,742 km (0.111 R)
• M25: 12,711,331 km (0.105 R)
• M26: 15,303,413 km (0.058 R)
• M27: 15,580,469 km (0.069 R)
• M28: 17,918,833 km (0.075 R)
• M29: 21,501,253 km (0.099 R)
• M30: 24,387,295 km (0.096 R)
• M31: 27,725,422 km (0.108 R)
• M32: 35,651,865 km (0.067 R)
• M33: 36,753,205 km (0.119 R)
• M34: 37,000,939 km (0.104 R)
• M35: 37,625,360 km (0.102 R)
• M36: 39,023,502 km (0.09 R)
• M37: 41,519,393 km (0.099 R)
• M38: 42,193,481 km (0.096 R)
• M39: 43,425,270 km (0.059 R)
• M40: 44,119,703 km (0.119 R)
• M41: 49,340,370 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.3

Radius: 3.6

Gravity: 61.06 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.27 AU - 8.25 AU

Year: 14415 Days

Day: 17.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,179,814 km

• M1: 45,179 km (0.107 R)
• M2: 279,000 km (0.034 R)
• M3: 691,142 km (0.082 R)
• M4: 1,083,388 km (0.115 R)
• M5: 1,657,993 km (0.064 R)
• M6: 1,882,390 km (0.108 R)
• M7: 3,346,355 km (0.101 R)
• M8: 5,179,677 km (0.051 R)
• M9: 5,772,982 km (0.108 R)
• M10: 7,137,614 km (0.099 R)
• M11: 8,703,305 km (0.084 R)
• M12: 10,949,816 km (0.093 R)
• M13: 11,612,236 km (0.114 R)
• M14: 15,404,093 km (0.115 R)
• M15: 16,234,810 km (0.109 R)
• M16: 17,984,955 km (0.106 R)
• M17: 20,299,982 km (0.09 R)
• M18: 23,193,953 km (0.082 R)
• M19: 26,564,243 km (0.077 R)
• M20: 29,096,935 km (0.078 R)
• M21: 34,763,852 km (0.047 R)
• M22: 35,148,618 km (0.091 R)
• M23: 45,257,993 km (0.07 R)
• M24: 57,499,587 km (0.039 R)
• M25: 62,274,901 km (0.059 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 16,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit