🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593

Radius: 12.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.03 AU - 1.59 AU

Year: 984 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,362,473 km

• M1: 155,582 km (0.12 R)
• M2: 555,606 km (0.063 R)
• M3: 960,269 km (0.118 R)
• M4: 1,957,488 km (0.109 R)
• M5: 2,482,726 km (0.089 R)
• M6: 3,912,433 km (0.117 R)
• M7: 4,824,531 km (0.115 R)
• M8: 7,068,799 km (0.107 R)
• M9: 7,860,171 km (0.117 R)
• M10: 8,577,194 km (0.045 R)
• M11: 9,226,149 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.5

Radius: 12.5

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.98 AU - 2.84 AU

Year: 2454 Days

Day: 11 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,362,473 km

• M1: 155,582 km (0.072 R)
• M2: 626,516 km (0.069 R)
• M3: 1,562,251 km (0.099 R)
• M4: 2,068,340 km (0.074 R)
• M5: 2,826,053 km (0.11 R)
• M6: 3,960,155 km (0.088 R)
• M7: 4,379,777 km (0.114 R)
• M8: 5,021,701 km (0.088 R)
• M9: 6,015,330 km (0.108 R)
• M10: 6,677,151 km (0.115 R)
• M11: 7,108,143 km (0.094 R)
• M12: 8,576,745 km (0.104 R)
• M13: 9,022,098 km (0.107 R)
• M14: 9,753,332 km (0.108 R)
• M15: 10,667,974 km (0.085 R)
• M16: 12,265,081 km (0.107 R)
• M17: 14,545,999 km (0.1 R)
• M18: 14,997,635 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.2

Radius: 8.9

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.27 AU - 4.63 AU

Year: 5150 Days

Day: 5.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,362,473 km

• M1: 112,348 km (0.101 R)
• M2: 711,039 km (0.114 R)
• M3: 1,522,458 km (0.08 R)
• M4: 1,806,394 km (0.115 R)
• M5: 3,496,701 km (0.04 R)
• M6: 4,334,449 km (0.119 R)
• M7: 7,251,009 km (0.098 R)
• M8: 7,600,469 km (0.101 R)
• M9: 8,119,275 km (0.088 R)
• M10: 8,414,431 km (0.032 R)
• M11: 8,772,718 km (0.102 R)
• M12: 9,402,077 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566

Radius: 14.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.86 AU - 4.18 AU

Year: 5287 Days

Day: 12.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,362,473 km

• M1: 180,265 km (0.086 R)
• M2: 749,336 km (0.097 R)
• M3: 1,202,468 km (0.1 R)
• M4: 2,051,136 km (0.092 R)
• M5: 2,586,398 km (0.071 R)
• M6: 3,195,859 km (0.106 R)
• M7: 3,725,585 km (0.074 R)
• M8: 5,043,543 km (0.109 R)
• M9: 7,385,348 km (0.084 R)
• M10: 8,097,134 km (0.076 R)
• M11: 10,422,783 km (0.117 R)
• M12: 11,181,693 km (0.078 R)
• M13: 12,364,563 km (0.072 R)
• M14: 14,158,690 km (0.106 R)
• M15: 15,146,336 km (0.12 R)
• M16: 16,356,134 km (0.115 R)
• M17: 18,322,298 km (0.097 R)
• M18: 25,400,522 km (0.079 R)
• M19: 26,611,516 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256

Radius: 6

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.36 AU - 7.28 AU

Year: 11684 Days

Day: 17.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,362,473 km

• M1: 75,547 km (0.113 R)
• M2: 265,686 km (0.118 R)
• M3: 785,987 km (0.042 R)
• M4: 1,411,157 km (0.069 R)
• M5: 1,828,535 km (0.091 R)
• M6: 2,042,460 km (0.114 R)
• M7: 2,906,687 km (0.115 R)
• M8: 5,357,100 km (0.069 R)
• M9: 6,127,379 km (0.111 R)
• M10: 7,116,670 km (0.082 R)
• M11: 7,494,554 km (0.074 R)
• M12: 7,688,433 km (0.117 R)
• M13: 8,414,282 km (0.104 R)
• M14: 10,284,405 km (0.09 R)
• M15: 10,524,061 km (0.095 R)
• M16: 11,164,639 km (0.048 R)
• M17: 12,253,861 km (0.112 R)
• M18: 13,469,194 km (0.051 R)
• M19: 14,581,604 km (0.09 R)
• M20: 17,799,454 km (0.118 R)
• M21: 19,499,933 km (0.117 R)
• M22: 22,569,980 km (0.099 R)
• M23: 22,812,478 km (0.111 R)
• M24: 23,302,561 km (0.061 R)
• M25: 23,883,150 km (0.088 R)
• M26: 26,124,725 km (0.1 R)
• M27: 30,624,180 km (0.08 R)
• M28: 31,020,914 km (0.05 R)
• M29: 31,220,477 km (0.119 R)
• M30: 35,178,837 km (0.105 R)
• M31: 36,163,041 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161

Radius: 6.9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.01 AU - 9.43 AU

Year: 18366 Days

Day: 19.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,362,473 km

• M1: 89,908 km (0.094 R)
• M2: 900,430 km (0.086 R)
• M3: 2,066,695 km (0.118 R)
• M4: 2,515,339 km (0.071 R)
• M5: 3,159,806 km (0.09 R)
• M6: 6,603,250 km (0.058 R)
• M7: 9,649,511 km (0.096 R)
• M8: 15,866,051 km (0.099 R)
• M9: 21,586,075 km (0.085 R)
• M10: 29,443,703 km (0.098 R)
• M11: 30,776,321 km (0.081 R)
• M12: 32,363,555 km (0.088 R)
• M13: 34,901,931 km (0.094 R)
• M14: 40,997,895 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 12,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit