🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.8

Radius: 9.7

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.04 AU - 1.18 AU

Year: 767 Days

Day: 10.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,918,295 km

• M1: 120,576 km (0.103 R)
• M2: 441,463 km (0.091 R)
• M3: 927,806 km (0.101 R)
• M4: 1,309,580 km (0.051 R)
• M5: 2,116,511 km (0.107 R)
• M6: 2,791,347 km (0.097 R)
• M7: 3,745,482 km (0.117 R)
• M8: 4,118,130 km (0.119 R)
• M9: 4,515,462 km (0.118 R)
• M10: 5,277,214 km (0.075 R)
• M11: 5,650,760 km (0.081 R)
• M12: 5,982,120 km (0.099 R)
• M13: 6,451,109 km (0.051 R)
• M14: 7,462,839 km (0.062 R)
• M15: 8,251,370 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.1

Radius: 12.1

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.08 AU - 1.38 AU

Year: 895 Days

Day: 6.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,918,295 km

• M1: 150,495 km (0.099 R)
• M2: 994,676 km (0.114 R)
• M3: 2,151,666 km (0.08 R)
• M4: 2,738,688 km (0.106 R)
• M5: 3,196,757 km (0.088 R)
• M6: 5,765,801 km (0.044 R)
• M7: 6,836,174 km (0.115 R)
• M8: 7,734,958 km (0.09 R)
• M9: 8,316,146 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.2

Radius: 10

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.84 AU - 1.92 AU

Year: 1691 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,918,295 km

• M1: 124,465 km (0.117 R)
• M2: 587,920 km (0.065 R)
• M3: 1,045,240 km (0.075 R)
• M4: 1,654,852 km (0.064 R)
• M5: 2,672,865 km (0.045 R)
• M6: 3,224,433 km (0.064 R)
• M7: 5,817,861 km (0.083 R)
• M8: 6,173,156 km (0.084 R)
• M9: 6,694,954 km (0.069 R)
• M10: 7,491,113 km (0.099 R)
• M11: 8,085,017 km (0.099 R)
• M12: 8,987,690 km (0.092 R)
• M13: 12,214,367 km (0.113 R)
• M14: 14,065,042 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.2

Radius: 13.6

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.8 AU - 3.38 AU

Year: 3563 Days

Day: 14 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,918,295 km

• M1: 172,038 km (0.098 R)
• M2: 704,456 km (0.061 R)
• M3: 1,528,441 km (0.059 R)
• M4: 2,136,108 km (0.048 R)
• M5: 2,933,764 km (0.117 R)
• M6: 3,385,400 km (0.078 R)
• M7: 4,284,034 km (0.074 R)
• M8: 5,169,504 km (0.062 R)
• M9: 8,077,387 km (0.068 R)
• M10: 8,534,110 km (0.084 R)
• M11: 11,003,971 km (0.095 R)
• M12: 11,484,928 km (0.108 R)
• M13: 13,279,803 km (0.049 R)
• M14: 18,295,520 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691

Radius: 13.1

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.34 AU - 4.12 AU

Year: 4726 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,918,295 km

• M1: 162,912 km (0.095 R)
• M2: 1,002,156 km (0.11 R)
• M3: 1,843,943 km (0.03 R)
• M4: 2,633,521 km (0.097 R)
• M5: 3,212,764 km (0.108 R)
• M6: 3,788,267 km (0.092 R)
• M7: 6,681,490 km (0.083 R)
• M8: 9,732,239 km (0.043 R)
• M9: 12,794,358 km (0.086 R)
• M10: 15,519,283 km (0.12 R)
• M11: 17,848,971 km (0.108 R)
• M12: 18,934,154 km (0.112 R)
• M13: 19,459,841 km (0.105 R)
• M14: 23,266,807 km (0.071 R)
• M15: 23,794,140 km (0.104 R)
• M16: 27,044,752 km (0.03 R)
• M17: 28,561,225 km (0.12 R)
• M18: 29,079,133 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.4

Radius: 14.4

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.31 AU - 5.57 AU

Year: 7203 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,918,295 km

• M1: 179,218 km (0.036 R)
• M2: 1,267,244 km (0.11 R)
• M3: 1,977,684 km (0.063 R)
• M4: 2,553,636 km (0.046 R)
• M5: 3,146,193 km (0.113 R)
• M6: 4,636,188 km (0.064 R)
• M7: 5,199,124 km (0.058 R)
• M8: 7,470,918 km (0.045 R)
• M9: 7,923,601 km (0.111 R)
• M10: 9,594,160 km (0.099 R)
• M11: 10,512,841 km (0.117 R)
• M12: 12,380,570 km (0.112 R)
• M13: 13,571,818 km (0.091 R)
• M14: 17,973,885 km (0.101 R)
• M15: 20,027,565 km (0.062 R)
• M16: 21,388,157 km (0.08 R)
• M17: 24,521,036 km (0.095 R)
• M18: 25,213,524 km (0.092 R)
• M19: 26,236,923 km (0.038 R)
• M20: 27,205,869 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.1

Radius: 14.3

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.37 AU - 5.47 AU

Year: 8278 Days

Day: 10 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,918,295 km

• M1: 185,053 km (0.117 R)
• M2: 992,283 km (0.051 R)
• M3: 1,507,797 km (0.032 R)
• M4: 2,713,406 km (0.088 R)
• M5: 4,516,061 km (0.11 R)
• M6: 5,562,498 km (0.117 R)
• M7: 6,346,091 km (0.096 R)
• M8: 7,277,039 km (0.084 R)
• M9: 7,973,567 km (0.101 R)
• M10: 9,681,376 km (0.113 R)
• M11: 12,521,043 km (0.098 R)
• M12: 13,015,464 km (0.066 R)
• M13: 20,462,595 km (0.103 R)
• M14: 23,386,336 km (0.094 R)
• M15: 25,688,498 km (0.093 R)
• M16: 30,443,017 km (0.039 R)
• M17: 31,138,348 km (0.102 R)
• M18: 38,918,335 km (0.105 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: 298 - 17,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit