🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.7

Radius: 13.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.66 AU - 0.68 AU

Year: 385 Days

Day: 12.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 26,175,194 km

• M1: 169,195 km (0.098 R)
• M2: 790,475 km (0.11 R)
• M3: 1,319,453 km (0.11 R)
• M4: 3,673,226 km (0.082 R)
• M5: 4,509,478 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.3

Radius: 14.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.68 AU - 1.08 AU

Year: 580 Days

Day: 14.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,175,194 km

• M1: 176,525 km (0.113 R)
• M2: 628,760 km (0.083 R)
• M3: 1,074,861 km (0.069 R)
• M4: 1,844,691 km (0.109 R)
• M5: 3,118,368 km (0.107 R)
• M6: 3,789,015 km (0.117 R)
• M7: 4,350,156 km (0.105 R)
• M8: 5,331,818 km (0.119 R)
• M9: 5,866,181 km (0.067 R)
• M10: 6,375,412 km (0.108 R)
• M11: 7,107,844 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.2

Radius: 9.6

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.02 AU - 1.6 AU

Year: 1054 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,175,194 km

• M1: 119,379 km (0.114 R)
• M2: 463,454 km (0.043 R)
• M3: 1,342,641 km (0.118 R)
• M4: 1,771,388 km (0.084 R)
• M5: 3,044,017 km (0.067 R)
• M6: 3,675,470 km (0.094 R)
• M7: 5,072,415 km (0.073 R)
• M8: 5,532,428 km (0.07 R)
• M9: 6,020,118 km (0.07 R)
• M10: 6,472,651 km (0.073 R)
• M11: 7,126,394 km (0.11 R)
• M12: 7,657,017 km (0.111 R)
• M13: 8,590,957 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 10.5

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.26 AU - 4.16 AU

Year: 5023 Days

Day: 14.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,175,194 km

• M1: 130,599 km (0.11 R)
• M2: 497,114 km (0.119 R)
• M3: 952,639 km (0.114 R)
• M4: 1,448,855 km (0.099 R)
• M5: 1,902,735 km (0.047 R)
• M6: 2,615,569 km (0.059 R)
• M7: 3,081,567 km (0.11 R)
• M8: 4,275,507 km (0.045 R)
• M9: 5,219,021 km (0.059 R)
• M10: 5,813,224 km (0.032 R)
• M11: 6,515,137 km (0.077 R)
• M12: 7,444,738 km (0.116 R)
• M13: 9,857,452 km (0.087 R)
• M14: 11,588,449 km (0.095 R)
• M15: 12,849,709 km (0.08 R)
• M16: 13,461,714 km (0.058 R)
• M17: 14,146,573 km (0.083 R)
• M18: 18,818,365 km (0.099 R)
• M19: 19,541,222 km (0.104 R)
• M20: 21,042,436 km (0.111 R)
• M21: 23,738,489 km (0.095 R)
• M22: 24,660,162 km (0.072 R)
• M23: 27,989,762 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 9.7

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.37 AU - 5.13 AU

Year: 7277 Days

Day: 8.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 26,175,194 km

• M1: 120,725 km (0.081 R)
• M2: 530,175 km (0.119 R)
• M3: 1,274,873 km (0.079 R)
• M4: 2,147,627 km (0.118 R)
• M5: 2,713,855 km (0.111 R)
• M6: 3,099,369 km (0.088 R)
• M7: 3,438,208 km (0.1 R)
• M8: 4,073,849 km (0.12 R)
• M9: 5,103,681 km (0.108 R)
• M10: 7,045,761 km (0.117 R)
• M11: 7,528,662 km (0.111 R)
• M12: 8,219,356 km (0.071 R)
• M13: 8,715,871 km (0.117 R)
• M14: 10,282,610 km (0.097 R)
• M15: 10,590,482 km (0.112 R)
• M16: 11,364,053 km (0.098 R)
• M17: 12,321,778 km (0.075 R)
• M18: 12,669,444 km (0.118 R)
• M19: 13,751,934 km (0.096 R)
• M20: 17,617,842 km (0.043 R)
• M21: 18,187,062 km (0.109 R)
• M22: 19,096,617 km (0.041 R)
• M23: 19,495,744 km (0.107 R)
• M24: 20,379,419 km (0.096 R)
• M25: 23,492,850 km (0.111 R)
• M26: 24,885,606 km (0.104 R)
• M27: 25,361,776 km (0.068 R)
• M28: 28,693,620 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.6

Radius: 7.8

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.91 AU - 10.71 AU

Year: 23270 Days

Day: 24.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,175,194 km

• M1: 99,931 km (0.09 R)
• M2: 414,237 km (0.104 R)
• M3: 1,008,888 km (0.051 R)
• M4: 1,323,941 km (0.103 R)
• M5: 1,920,837 km (0.09 R)
• M6: 2,521,173 km (0.088 R)
• M7: 3,455,561 km (0.077 R)
• M8: 6,933,263 km (0.079 R)
• M9: 8,776,159 km (0.038 R)
• M10: 14,423,180 km (0.049 R)
• M11: 21,757,066 km (0.094 R)
• M12: 23,604,599 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 17,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit