🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.2

Radius: 14.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.6 AU - 0.9 AU

Year: 433 Days

Day: 6.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,221,753 km

• M1: 178,919 km (0.083 R)
• M2: 654,640 km (0.116 R)
• M3: 1,138,290 km (0.073 R)
• M4: 1,592,170 km (0.086 R)
• M5: 2,094,520 km (0.114 R)
• M6: 2,813,338 km (0.03 R)
• M7: 3,272,753 km (0.106 R)
• M8: 3,909,740 km (0.091 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.2

Radius: 9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.08 AU - 1.5 AU

Year: 977 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,221,753 km

• M1: 111,899 km (0.074 R)
• M2: 417,677 km (0.117 R)
• M3: 737,518 km (0.062 R)
• M4: 1,419,385 km (0.119 R)
• M5: 2,137,754 km (0.119 R)
• M6: 2,557,675 km (0.082 R)
• M7: 3,227,724 km (0.064 R)
• M8: 4,980,861 km (0.078 R)
• M9: 6,719,488 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 10.3

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.31 AU - 2.13 AU

Year: 1504 Days

Day: 12.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,221,753 km

• M1: 128,205 km (0.093 R)
• M2: 457,171 km (0.084 R)
• M3: 1,033,572 km (0.119 R)
• M4: 1,746,555 km (0.092 R)
• M5: 2,816,180 km (0.083 R)
• M6: 3,292,948 km (0.091 R)
• M7: 4,949,894 km (0.096 R)
• M8: 5,692,648 km (0.032 R)
• M9: 6,918,004 km (0.111 R)
• M10: 9,200,269 km (0.069 R)
• M11: 12,955,176 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.3

Radius: 14.1

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.68 AU - 2.64 AU

Year: 2117 Days

Day: 13.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,221,753 km

• M1: 175,329 km (0.084 R)
• M2: 718,369 km (0.095 R)
• M3: 1,354,908 km (0.117 R)
• M4: 2,515,937 km (0.051 R)
• M5: 4,244,989 km (0.108 R)
• M6: 4,942,863 km (0.088 R)
• M7: 5,848,978 km (0.119 R)
• M8: 6,838,418 km (0.053 R)
• M9: 9,548,982 km (0.075 R)
• M10: 10,784,211 km (0.061 R)
• M11: 12,344,816 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.2

Radius: 12.2

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.6 AU - 3.56 AU

Year: 3605 Days

Day: 11 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,221,753 km

• M1: 151,692 km (0.115 R)
• M2: 645,814 km (0.081 R)
• M3: 1,186,610 km (0.112 R)
• M4: 1,653,954 km (0.113 R)
• M5: 2,165,728 km (0.08 R)
• M6: 2,590,138 km (0.051 R)
• M7: 3,924,700 km (0.077 R)
• M8: 4,432,136 km (0.112 R)
• M9: 5,123,727 km (0.073 R)
• M10: 6,183,179 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 8

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.17 AU - 4.37 AU

Year: 4881 Days

Day: 9 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,221,753 km

• M1: 99,483 km (0.113 R)
• M2: 411,544 km (0.07 R)
• M3: 668,553 km (0.112 R)
• M4: 1,046,886 km (0.12 R)
• M5: 1,403,826 km (0.057 R)
• M6: 2,106,637 km (0.101 R)
• M7: 3,542,627 km (0.085 R)
• M8: 5,203,912 km (0.096 R)
• M9: 5,481,715 km (0.081 R)
• M10: 5,798,862 km (0.11 R)
• M11: 6,923,240 km (0.083 R)
• M12: 7,191,618 km (0.102 R)
• M13: 8,639,875 km (0.104 R)
• M14: 9,351,213 km (0.078 R)
• M15: 9,721,169 km (0.091 R)
• M16: 10,980,334 km (0.114 R)
• M17: 12,991,827 km (0.106 R)
• M18: 14,957,244 km (0.109 R)
• M19: 16,570,358 km (0.07 R)
• M20: 17,112,650 km (0.079 R)
• M21: 18,232,689 km (0.067 R)
• M22: 18,875,661 km (0.111 R)
• M23: 19,600,313 km (0.1 R)
• M24: 20,070,948 km (0.063 R)
• M25: 21,813,763 km (0.098 R)
• M26: 28,236,299 km (0.117 R)
• M27: 29,009,869 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.4

Radius: 3

Gravity: 23.04 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.16 AU - 11.84 AU

Year: 24329 Days

Day: 17.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,221,753 km

• M1: 37,250 km (0.062 R)
• M2: 293,960 km (0.098 R)
• M3: 782,846 km (0.092 R)
• M4: 1,036,564 km (0.106 R)
• M5: 1,890,767 km (0.064 R)
• M6: 2,640,402 km (0.114 R)
• M7: 5,339,298 km (0.114 R)
• M8: 7,398,063 km (0.116 R)
• M9: 15,942,645 km (0.111 R)
• M10: 16,462,797 km (0.077 R)
• M11: 17,694,287 km (0.119 R)
• M12: 26,704,118 km (0.119 R)
• M13: 53,966,085 km (0.087 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 14,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit