🌌 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: 622

Radius: 14.3

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.74 AU - 0.82 AU

Year: 445 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,462,493 km

• M1: 177,872 km (0.087 R)
• M2: 846,574 km (0.118 R)
• M3: 1,338,003 km (0.048 R)
• M4: 1,794,576 km (0.115 R)
• M5: 2,268,801 km (0.081 R)
• M6: 2,858,666 km (0.084 R)
• M7: 3,574,192 km (0.099 R)
• M8: 4,282,239 km (0.07 R)
• M9: 4,810,170 km (0.084 R)
• M10: 5,642,532 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.7

Radius: 12.6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.48 AU - 1.9 AU

Year: 1419 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,462,493 km

• M1: 156,779 km (0.038 R)
• M2: 639,082 km (0.104 R)
• M3: 1,126,472 km (0.05 R)
• M4: 2,119,353 km (0.108 R)
• M5: 3,223,086 km (0.118 R)
• M6: 3,694,170 km (0.079 R)
• M7: 4,468,638 km (0.037 R)
• M8: 5,807,689 km (0.093 R)
• M9: 6,222,075 km (0.059 R)
• M10: 7,008,062 km (0.11 R)
• M11: 7,585,958 km (0.098 R)
• M12: 8,110,598 km (0.102 R)
• M13: 8,927,702 km (0.101 R)
• M14: 9,325,482 km (0.1 R)
• M15: 9,960,525 km (0.034 R)
• M16: 10,692,059 km (0.08 R)
• M17: 11,317,079 km (0.065 R)
• M18: 11,783,525 km (0.114 R)
• M19: 12,716,866 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907

Radius: 4

Gravity: 56.69 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.06 AU - 8.4 AU

Year: 11273 Days

Day: 21.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,462,493 km

• M1: 172,038 km (0.107 R)
• M2: 324,627 km (0.09 R)
• M3: 452,982 km (0.09 R)
• M4: 584,778 km (0.107 R)
• M5: 788,979 km (0.103 R)
• M6: 1,005,447 km (0.074 R)
• M7: 1,482,515 km (0.085 R)
• M8: 1,847,085 km (0.069 R)
• M9: 2,005,210 km (0.052 R)
• M10: 2,512,945 km (0.097 R)
• M11: 2,819,621 km (0.105 R)
• M12: 3,126,296 km (0.079 R)
• M13: 3,533,651 km (0.079 R)
• M14: 4,091,651 km (0.033 R)
• M15: 4,422,412 km (0.104 R)
• M16: 4,836,200 km (0.049 R)
• M17: 5,450,748 km (0.108 R)
• M18: 6,792,342 km (0.099 R)
• M19: 8,105,362 km (0.06 R)
• M20: 9,220,016 km (0.066 R)
• M21: 9,475,230 km (0.055 R)
• M22: 9,946,314 km (0.114 R)
• M23: 10,766,110 km (0.062 R)
• M24: 11,988,025 km (0.117 R)
• M25: 14,023,304 km (0.077 R)
• M26: 17,028,875 km (0.106 R)
• M27: 19,089,586 km (0.113 R)
• M28: 20,870,848 km (0.109 R)
• M29: 21,310,665 km (0.079 R)
• M30: 26,257,867 km (0.029 R)
• M31: 28,134,273 km (0.114 R)
• M32: 29,875,443 km (0.088 R)
• M33: 30,659,336 km (0.073 R)
• M34: 31,113,365 km (0.106 R)
• M35: 32,855,881 km (0.036 R)
• M36: 33,092,994 km (0.096 R)
• M37: 40,070,986 km (0.09 R)
• M38: 44,116,711 km (0.096 R)
• M39: 55,152,546 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524

Radius: 6.8

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.64 AU - 11.14 AU

Year: 21624 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,462,493 km

• M1: 84,523 km (0.082 R)
• M2: 1,242,410 km (0.101 R)
• M3: 3,444,192 km (0.095 R)
• M4: 4,230,628 km (0.073 R)
• M5: 9,182,467 km (0.112 R)
• M6: 12,333,297 km (0.076 R)
• M7: 12,874,692 km (0.057 R)
• M8: 13,361,184 km (0.058 R)
• M9: 22,106,825 km (0.059 R)
• M10: 26,513,380 km (0.11 R)
• M11: 29,039,789 km (0.077 R)
• M12: 55,080,440 km (0.065 R)
• M13: 55,444,262 km (0.096 R)
• M14: 60,707,265 km (0.104 R)
• M15: 68,578,955 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.1

Radius: 4.8

Gravity: 31.17 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.2 AU - 11.1 AU

Year: 22441 Days

Day: 18.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,462,493 km

• M1: 68,366 km (0.055 R)
• M2: 255,962 km (0.081 R)
• M3: 455,226 km (0.031 R)
• M4: 726,896 km (0.112 R)
• M5: 1,271,283 km (0.051 R)
• M6: 1,475,484 km (0.1 R)
• M7: 2,289,147 km (0.114 R)
• M8: 2,741,680 km (0.076 R)
• M9: 3,983,492 km (0.058 R)
• M10: 5,278,262 km (0.074 R)
• M11: 5,977,781 km (0.051 R)
• M12: 8,337,688 km (0.061 R)
• M13: 9,574,563 km (0.101 R)
• M14: 10,175,348 km (0.096 R)
• M15: 10,547,697 km (0.088 R)
• M16: 11,385,595 km (0.098 R)
• M17: 19,083,752 km (0.086 R)
• M18: 26,516,223 km (0.031 R)
• M19: 28,300,626 km (0.054 R)
• M20: 31,580,410 km (0.046 R)
• M21: 36,816,186 km (0.066 R)
• M22: 43,892,763 km (0.108 R)
• M23: 46,045,327 km (0.117 R)
• M24: 55,170,348 km (0.12 R)
• M25: 63,116,987 km (0.118 R)
• M26: 68,233,234 km (0.083 R)
• M27: 71,116,434 km (0.066 R)
• M28: 72,019,706 km (0.109 R)
• M29: 78,557,731 km (0.082 R)
• M30: 79,280,888 km (0.113 R)
• M31: 81,230,896 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 20,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit