🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.5

Radius: 8.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.66 AU - 0.7 AU

Year: 387 Days

Day: 11.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 91.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,304,723 km

• M1: 103,372 km (0.08 R)
• M2: 376,987 km (0.081 R)
• M3: 670,049 km (0.083 R)
• M4: 931,247 km (0.075 R)
• M5: 1,382,135 km (0.12 R)
• M6: 1,671,607 km (0.064 R)
• M7: 1,994,439 km (0.054 R)
• M8: 2,433,509 km (0.06 R)
• M9: 2,860,012 km (0.115 R)
• M10: 3,828,509 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.2

Radius: 8.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.39 AU - 1.59 AU

Year: 1255 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,304,723 km

• M1: 106,962 km (0.107 R)
• M2: 448,794 km (0.091 R)
• M3: 880,982 km (0.116 R)
• M4: 1,454,091 km (0.062 R)
• M5: 2,216,592 km (0.111 R)
• M6: 2,710,265 km (0.117 R)
• M7: 3,008,563 km (0.108 R)
• M8: 3,822,375 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.5

Radius: 10.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.66 AU - 3.44 AU

Year: 3677 Days

Day: 11.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,304,723 km

• M1: 128,205 km (0.063 R)
• M2: 496,366 km (0.084 R)
• M3: 1,161,029 km (0.1 R)
• M4: 1,543,700 km (0.06 R)
• M5: 1,898,098 km (0.101 R)
• M6: 2,335,522 km (0.031 R)
• M7: 4,367,659 km (0.097 R)
• M8: 4,989,837 km (0.11 R)
• M9: 6,468,762 km (0.102 R)
• M10: 6,880,305 km (0.079 R)
• M11: 10,034,576 km (0.047 R)
• M12: 10,466,914 km (0.09 R)
• M13: 10,952,659 km (0.065 R)
• M14: 13,094,451 km (0.066 R)
• M15: 14,337,610 km (0.049 R)
• M16: 15,089,788 km (0.052 R)
• M17: 15,920,804 km (0.099 R)
• M18: 17,787,636 km (0.098 R)
• M19: 18,247,350 km (0.073 R)
• M20: 19,857,472 km (0.097 R)
• M21: 21,302,138 km (0.104 R)
• M22: 21,755,270 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.5

Radius: 6.3

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.63 AU - 8.15 AU

Year: 12484 Days

Day: 20.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,304,723 km

• M1: 123,717 km (0.117 R)
• M2: 663,616 km (0.105 R)
• M3: 889,060 km (0.1 R)
• M4: 1,210,247 km (0.062 R)
• M5: 1,461,272 km (0.061 R)
• M6: 3,533,651 km (0.119 R)
• M7: 4,102,871 km (0.06 R)
• M8: 4,341,629 km (0.11 R)
• M9: 5,297,709 km (0.107 R)
• M10: 6,247,506 km (0.06 R)
• M11: 6,928,326 km (0.116 R)
• M12: 15,558,179 km (0.101 R)
• M13: 16,271,461 km (0.082 R)
• M14: 17,485,448 km (0.106 R)
• M15: 26,790,735 km (0.097 R)
• M16: 27,067,341 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.3

Radius: 7.1

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.68 AU - 8.7 AU

Year: 13308 Days

Day: 15.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,304,723 km

• M1: 88,712 km (0.092 R)
• M2: 339,886 km (0.115 R)
• M3: 917,783 km (0.11 R)
• M4: 1,249,142 km (0.071 R)
• M5: 1,471,145 km (0.048 R)
• M6: 2,065,947 km (0.115 R)
• M7: 2,538,077 km (0.059 R)
• M8: 3,644,055 km (0.115 R)
• M9: 3,964,643 km (0.108 R)
• M10: 4,976,523 km (0.067 R)
• M11: 5,895,203 km (0.093 R)
• M12: 8,470,680 km (0.041 R)
• M13: 9,034,664 km (0.114 R)
• M14: 9,723,712 km (0.081 R)
• M15: 10,553,681 km (0.059 R)
• M16: 11,040,772 km (0.112 R)
• M17: 16,913,386 km (0.11 R)
• M18: 17,281,845 km (0.115 R)
• M19: 18,341,896 km (0.115 R)
• M20: 24,113,830 km (0.119 R)
• M21: 25,628,808 km (0.054 R)
• M22: 29,162,011 km (0.073 R)
• M23: 33,698,267 km (0.073 R)
• M24: 34,164,563 km (0.114 R)
• M25: 40,887,192 km (0.109 R)
• M26: 41,550,958 km (0.091 R)
• M27: 44,277,828 km (0.07 R)
• M28: 45,401,308 km (0.031 R)
• M29: 47,704,966 km (0.08 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: 249 - 15,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit