🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.5

Radius: 14.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.23 AU - 1.97 AU

Year: 1328 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,321,696 km

• M1: 175,329 km (0.114 R)
• M2: 716,873 km (0.113 R)
• M3: 1,258,118 km (0.115 R)
• M4: 1,922,632 km (0.057 R)
• M5: 2,407,628 km (0.117 R)
• M6: 3,057,032 km (0.113 R)
• M7: 3,507,472 km (0.09 R)
• M8: 4,019,246 km (0.083 R)
• M9: 4,691,988 km (0.05 R)
• M10: 5,174,740 km (0.097 R)
• M11: 5,928,713 km (0.104 R)
• M12: 7,449,675 km (0.061 R)
• M13: 8,496,261 km (0.092 R)
• M14: 9,792,377 km (0.108 R)
• M15: 10,327,190 km (0.068 R)
• M16: 11,014,592 km (0.092 R)
• M17: 11,524,272 km (0.084 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.4

Radius: 6.1

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.71 AU - 8.45 AU

Year: 12358 Days

Day: 24.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,321,696 km

• M1: 93,199 km (0.063 R)
• M2: 350,358 km (0.079 R)
• M3: 583,282 km (0.071 R)
• M4: 816,356 km (0.069 R)
• M5: 1,547,141 km (0.091 R)
• M6: 1,772,735 km (0.086 R)
• M7: 2,216,442 km (0.112 R)
• M8: 2,949,472 km (0.119 R)
• M9: 3,941,455 km (0.054 R)
• M10: 5,204,510 km (0.118 R)
• M11: 6,109,727 km (0.099 R)
• M12: 6,522,766 km (0.115 R)
• M13: 8,093,694 km (0.097 R)
• M14: 9,900,985 km (0.099 R)
• M15: 10,261,068 km (0.103 R)
• M16: 11,007,411 km (0.071 R)
• M17: 11,505,871 km (0.071 R)
• M18: 11,789,210 km (0.104 R)
• M19: 14,226,608 km (0.09 R)
• M20: 14,817,968 km (0.065 R)
• M21: 15,086,048 km (0.118 R)
• M22: 17,571,168 km (0.118 R)
• M23: 18,482,518 km (0.064 R)
• M24: 22,181,175 km (0.092 R)
• M25: 25,858,441 km (0.094 R)
• M26: 27,336,169 km (0.076 R)
• M27: 29,077,787 km (0.099 R)
• M28: 31,771,446 km (0.082 R)
• M29: 32,441,794 km (0.061 R)
• M30: 33,695,275 km (0.084 R)
• M31: 38,525,790 km (0.102 R)
• M32: 38,778,760 km (0.077 R)
• M33: 46,177,272 km (0.042 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.7

Radius: 3.1

Gravity: 27.86 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.37 AU - 8.79 AU

Year: 16487 Days

Day: 16.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,321,696 km

• M1: 39,643 km (0.045 R)
• M2: 1,011,132 km (0.099 R)
• M3: 2,080,458 km (0.086 R)
• M4: 6,597,715 km (0.096 R)
• M5: 8,393,039 km (0.11 R)
• M6: 9,232,433 km (0.069 R)
• M7: 9,329,073 km (0.045 R)
• M8: 10,332,575 km (0.086 R)
• M9: 12,200,155 km (0.101 R)
• M10: 13,897,642 km (0.117 R)
• M11: 17,017,207 km (0.112 R)
• M12: 17,826,681 km (0.071 R)
• M13: 19,601,809 km (0.098 R)
• M14: 25,436,874 km (0.09 R)
• M15: 35,545,800 km (0.064 R)
• M16: 39,856,463 km (0.112 R)
• M17: 47,888,822 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.8

Radius: 3.2

Gravity: 95.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.22 AU - 10.42 AU

Year: 17184 Days

Day: 20.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,321,696 km

• M1: 39,793 km (0.041 R)
• M2: 316,549 km (0.119 R)
• M3: 1,055,563 km (0.078 R)
• M4: 1,306,289 km (0.11 R)
• M5: 1,847,683 km (0.083 R)
• M6: 2,023,760 km (0.12 R)
• M7: 2,319,964 km (0.085 R)
• M8: 2,572,186 km (0.087 R)
• M9: 3,268,713 km (0.035 R)
• M10: 5,366,076 km (0.089 R)
• M11: 6,313,778 km (0.11 R)
• M12: 6,445,125 km (0.12 R)
• M13: 7,513,104 km (0.037 R)
• M14: 9,076,402 km (0.083 R)
• M15: 11,286,711 km (0.08 R)
• M16: 12,757,856 km (0.063 R)
• M17: 13,109,112 km (0.064 R)
• M18: 16,566,319 km (0.053 R)
• M19: 21,956,479 km (0.098 R)
• M20: 23,179,442 km (0.114 R)
• M21: 23,387,533 km (0.045 R)
• M22: 25,871,755 km (0.057 R)
• M23: 27,235,040 km (0.117 R)
• M24: 28,526,070 km (0.085 R)
• M25: 29,857,341 km (0.103 R)
• M26: 31,995,394 km (0.088 R)
• M27: 34,774,474 km (0.07 R)
• M28: 41,875,885 km (0.114 R)
• M29: 48,682,737 km (0.084 R)
• M30: 49,024,120 km (0.096 R)
• M31: 51,812,624 km (0.107 R)
• M32: 52,525,907 km (0.063 R)
• M33: 52,884,942 km (0.119 R)
• M34: 53,972,069 km (0.115 R)
• M35: 64,434,047 km (0.101 R)
• M36: 64,639,445 km (0.094 R)
• M37: 67,562,737 km (0.081 R)
• M38: 68,842,098 km (0.062 R)
• M39: 69,056,920 km (0.038 R)
• M40: 69,703,931 km (0.09 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: 353 - 15,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit