🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 12.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.6 AU - 0.96 AU

Year: 467 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 80.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,909,509 km

• M1: 151,692 km (0.057 R)
• M2: 555,906 km (0.104 R)
• M3: 962,812 km (0.102 R)
• M4: 1,449,454 km (0.062 R)
• M5: 1,846,935 km (0.11 R)
• M6: 2,301,414 km (0.04 R)
• M7: 3,089,046 km (0.032 R)
• M8: 3,552,052 km (0.09 R)
• M9: 4,619,133 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.4

Radius: 14.7

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.14 AU - 2.66 AU

Year: 2522 Days

Day: 8.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,909,509 km

• M1: 183,856 km (0.093 R)
• M2: 687,103 km (0.081 R)
• M3: 1,223,711 km (0.107 R)
• M4: 1,818,063 km (0.114 R)
• M5: 2,287,800 km (0.086 R)
• M6: 3,950,730 km (0.063 R)
• M7: 4,598,040 km (0.103 R)
• M8: 7,535,993 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.3

Radius: 9.6

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.26 AU - 4.96 AU

Year: 6713 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 79.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,909,509 km

• M1: 127,457 km (0.073 R)
• M2: 1,793,678 km (0.098 R)
• M3: 2,644,591 km (0.11 R)
• M4: 3,028,609 km (0.1 R)
• M5: 3,933,377 km (0.117 R)
• M6: 4,594,599 km (0.072 R)
• M7: 5,538,412 km (0.077 R)
• M8: 6,606,392 km (0.107 R)
• M9: 7,502,932 km (0.098 R)
• M10: 9,983,115 km (0.082 R)
• M11: 11,708,876 km (0.119 R)
• M12: 12,695,773 km (0.104 R)
• M13: 15,374,472 km (0.073 R)
• M14: 22,051,923 km (0.102 R)
• M15: 22,913,457 km (0.103 R)
• M16: 25,292,213 km (0.115 R)
• M17: 25,718,417 km (0.104 R)
• M18: 33,104,214 km (0.096 R)
• M19: 34,026,036 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 14.7

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.89 AU - 5.95 AU

Year: 7402 Days

Day: 14.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,909,509 km

• M1: 185,950 km (0.091 R)
• M2: 846,574 km (0.059 R)
• M3: 1,921,285 km (0.117 R)
• M4: 2,499,780 km (0.12 R)
• M5: 3,761,190 km (0.051 R)
• M6: 4,702,011 km (0.085 R)
• M7: 6,372,121 km (0.085 R)
• M8: 8,125,109 km (0.077 R)
• M9: 8,628,057 km (0.034 R)
• M10: 10,222,322 km (0.061 R)
• M11: 11,067,849 km (0.112 R)
• M12: 13,386,616 km (0.111 R)
• M13: 23,399,650 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.5

Radius: 6.8

Gravity: 19.73 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.75 AU - 6.91 AU

Year: 12107 Days

Day: 21.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,909,509 km

• M1: 84,523 km (0.112 R)
• M2: 348,413 km (0.12 R)
• M3: 577,597 km (0.059 R)
• M4: 1,185,264 km (0.093 R)
• M5: 1,484,160 km (0.12 R)
• M6: 1,716,037 km (0.07 R)
• M7: 2,119,353 km (0.114 R)
• M8: 2,374,268 km (0.083 R)
• M9: 2,993,753 km (0.113 R)
• M10: 3,214,260 km (0.105 R)
• M11: 3,498,645 km (0.104 R)
• M12: 4,147,751 km (0.069 R)
• M13: 4,807,926 km (0.076 R)
• M14: 5,391,956 km (0.027 R)
• M15: 6,536,679 km (0.111 R)
• M16: 8,256,157 km (0.07 R)
• M17: 10,037,868 km (0.105 R)
• M18: 11,878,370 km (0.087 R)
• M19: 12,622,919 km (0.052 R)
• M20: 13,136,339 km (0.07 R)
• M21: 14,068,333 km (0.058 R)
• M22: 14,760,523 km (0.099 R)
• M23: 18,483,565 km (0.111 R)
• M24: 19,313,384 km (0.113 R)
• M25: 19,995,102 km (0.116 R)
• M26: 22,136,147 km (0.034 R)
• M27: 24,425,443 km (0.088 R)
• M28: 25,021,590 km (0.049 R)
• M29: 25,525,735 km (0.088 R)
• M30: 29,134,784 km (0.036 R)
• M31: 30,030,875 km (0.116 R)
• M32: 34,663,921 km (0.066 R)
• M33: 43,696,940 km (0.116 R)
• M34: 44,134,513 km (0.108 R)
• M35: 46,821,590 km (0.108 R)
• M36: 59,551,322 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 11,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit