🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.8

Radius: 9.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.78 AU - 1.24 AU

Year: 655 Days

Day: 12.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,657,937 km

• M1: 117,285 km (0.064 R)
• M2: 455,675 km (0.068 R)
• M3: 795,262 km (0.118 R)
• M4: 1,200,373 km (0.109 R)
• M5: 1,584,840 km (0.106 R)
• M6: 1,981,873 km (0.081 R)
• M7: 2,275,234 km (0.09 R)
• M8: 2,706,525 km (0.048 R)
• M9: 3,375,826 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.2

Radius: 10.3

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.93 AU - 1.45 AU

Year: 838 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,657,937 km

• M1: 128,056 km (0.07 R)
• M2: 677,529 km (0.116 R)
• M3: 1,545,795 km (0.11 R)
• M4: 1,949,859 km (0.117 R)
• M5: 2,435,154 km (0.058 R)
• M6: 3,193,615 km (0.083 R)
• M7: 5,532,279 km (0.085 R)
• M8: 6,048,541 km (0.12 R)
• M9: 7,743,934 km (0.073 R)
• M10: 8,859,186 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.9

Radius: 9.4

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.48 AU - 2.7 AU

Year: 2691 Days

Day: 5.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,657,937 km

• M1: 116,836 km (0.066 R)
• M2: 416,480 km (0.099 R)
• M3: 760,705 km (0.093 R)
• M4: 1,250,638 km (0.104 R)
• M5: 1,622,987 km (0.054 R)
• M6: 2,057,270 km (0.106 R)
• M7: 2,366,938 km (0.062 R)
• M8: 2,751,105 km (0.093 R)
• M9: 3,322,718 km (0.097 R)
• M10: 5,496,675 km (0.113 R)
• M11: 5,853,166 km (0.101 R)
• M12: 6,455,597 km (0.063 R)
• M13: 7,238,143 km (0.052 R)
• M14: 9,862,389 km (0.099 R)
• M15: 10,282,909 km (0.061 R)
• M16: 11,463,386 km (0.027 R)
• M17: 11,811,051 km (0.067 R)
• M18: 12,772,965 km (0.091 R)
• M19: 13,188,698 km (0.068 R)
• M20: 13,656,490 km (0.101 R)
• M21: 14,943,032 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.2

Radius: 14.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.03 AU - 4.33 AU

Year: 5518 Days

Day: 13.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,657,937 km

• M1: 175,329 km (0.099 R)
• M2: 732,132 km (0.056 R)
• M3: 1,191,996 km (0.098 R)
• M4: 1,643,482 km (0.112 R)
• M5: 2,440,390 km (0.045 R)
• M6: 3,463,041 km (0.095 R)
• M7: 5,143,624 km (0.097 R)
• M8: 5,926,768 km (0.111 R)
• M9: 6,502,421 km (0.099 R)
• M10: 7,802,127 km (0.106 R)
• M11: 9,920,583 km (0.081 R)
• M12: 13,497,617 km (0.115 R)
• M13: 16,118,722 km (0.049 R)
• M14: 21,424,061 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.4

Radius: 5.9

Gravity: 22.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.39 AU - 8.21 AU

Year: 14066 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,657,937 km

• M1: 73,901 km (0.056 R)
• M2: 476,170 km (0.095 R)
• M3: 739,761 km (0.096 R)
• M4: 1,955,992 km (0.069 R)
• M5: 2,511,599 km (0.118 R)
• M6: 2,756,640 km (0.057 R)
• M7: 3,507,472 km (0.106 R)
• M8: 5,588,378 km (0.117 R)
• M9: 6,046,746 km (0.088 R)
• M10: 7,169,179 km (0.117 R)
• M11: 7,481,539 km (0.118 R)
• M12: 8,085,765 km (0.109 R)
• M13: 9,549,879 km (0.082 R)
• M14: 11,786,068 km (0.047 R)
• M15: 13,863,833 km (0.095 R)
• M16: 16,479,552 km (0.081 R)
• M17: 18,812,381 km (0.089 R)
• M18: 28,645,299 km (0.103 R)
• M19: 31,638,454 km (0.086 R)
• M20: 33,087,608 km (0.114 R)
• M21: 35,600,404 km (0.071 R)
• M22: 44,791,098 km (0.07 R)
• M23: 45,545,670 km (0.106 R)
• M24: 47,235,228 km (0.062 R)
• M25: 55,098,841 km (0.058 R)
• M26: 56,664,233 km (0.088 R)
• M27: 57,724,283 km (0.099 R)
• M28: 61,352,780 km (0.119 R)
• M29: 61,909,882 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 13,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit