🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972

Radius: 11.6

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.46 AU - 0.6 AU

Year: 266 Days

Day: 5.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,100,568 km

• M1: 144,362 km (0.109 R)
• M2: 543,938 km (0.091 R)
• M3: 1,342,940 km (0.106 R)
• M4: 1,971,850 km (0.079 R)
• M5: 2,905,939 km (0.112 R)
• M6: 3,597,978 km (0.081 R)
• M7: 4,624,369 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 14.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.52 AU - 0.66 AU

Year: 313 Days

Day: 7.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,100,568 km

• M1: 185,352 km (0.04 R)
• M2: 692,638 km (0.086 R)
• M3: 1,272,330 km (0.027 R)
• M4: 1,736,981 km (0.084 R)
• M5: 2,210,009 km (0.074 R)
• M6: 3,273,201 km (0.119 R)
• M7: 3,984,988 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.7

Radius: 11.1

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.66 AU - 0.78 AU

Year: 422 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,100,568 km

• M1: 141,370 km (0.119 R)
• M2: 540,198 km (0.058 R)
• M3: 962,363 km (0.119 R)
• M4: 1,315,414 km (0.109 R)
• M5: 1,823,748 km (0.059 R)
• M6: 2,236,039 km (0.074 R)
• M7: 2,811,542 km (0.1 R)
• M8: 3,555,044 km (0.117 R)
• M9: 4,397,280 km (0.118 R)
• M10: 4,843,530 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851

Radius: 11.8

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.83 AU - 3.21 AU

Year: 3623 Days

Day: 12.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,100,568 km

• M1: 150,645 km (0.077 R)
• M2: 631,303 km (0.12 R)
• M3: 1,040,603 km (0.08 R)
• M4: 1,850,974 km (0.097 R)
• M5: 3,062,568 km (0.107 R)
• M6: 3,500,291 km (0.055 R)
• M7: 5,715,087 km (0.12 R)
• M8: 9,584,885 km (0.045 R)
• M9: 10,317,915 km (0.1 R)
• M10: 13,629,114 km (0.101 R)
• M11: 14,503,663 km (0.062 R)
• M12: 15,635,221 km (0.077 R)
• M13: 17,590,615 km (0.119 R)
• M14: 20,225,034 km (0.102 R)
• M15: 21,362,576 km (0.099 R)
• M16: 22,754,883 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.1

Radius: 12.3

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.04 AU - 4.8 AU

Year: 5357 Days

Day: 9.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,100,568 km

• M1: 153,188 km (0.085 R)
• M2: 671,246 km (0.053 R)
• M3: 1,245,851 km (0.119 R)
• M4: 1,778,419 km (0.092 R)
• M5: 3,887,749 km (0.106 R)
• M6: 5,356,801 km (0.098 R)
• M7: 5,993,938 km (0.05 R)
• M8: 8,330,806 km (0.094 R)
• M9: 10,056,866 km (0.073 R)
• M10: 11,512,005 km (0.083 R)
• M11: 12,111,593 km (0.08 R)
• M12: 13,923,822 km (0.068 R)
• M13: 14,489,601 km (0.105 R)
• M14: 15,849,446 km (0.097 R)
• M15: 18,280,112 km (0.098 R)
• M16: 18,753,439 km (0.113 R)
• M17: 19,513,995 km (0.114 R)
• M18: 21,170,642 km (0.108 R)
• M19: 23,469,961 km (0.03 R)
• M20: 26,615,406 km (0.118 R)
• M21: 28,559,430 km (0.117 R)
• M22: 29,289,468 km (0.108 R)
• M23: 32,530,955 km (0.098 R)
• M24: 33,126,952 km (0.093 R)
• M25: 33,528,174 km (0.1 R)
• M26: 33,932,836 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.8

Radius: 13.6

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.43 AU - 4.53 AU

Year: 5481 Days

Day: 8.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,100,568 km

• M1: 169,195 km (0.097 R)
• M2: 660,624 km (0.073 R)
• M3: 1,089,671 km (0.091 R)
• M4: 1,541,456 km (0.103 R)
• M5: 2,002,966 km (0.031 R)
• M6: 2,939,149 km (0.101 R)
• M7: 4,524,737 km (0.086 R)
• M8: 5,005,246 km (0.113 R)
• M9: 5,609,172 km (0.069 R)
• M10: 7,680,654 km (0.081 R)
• M11: 8,250,472 km (0.054 R)
• M12: 10,176,096 km (0.114 R)
• M13: 11,292,096 km (0.079 R)
• M14: 11,929,832 km (0.101 R)
• M15: 12,852,551 km (0.087 R)
• M16: 14,268,645 km (0.114 R)
• M17: 14,782,364 km (0.118 R)
• M18: 28,733,113 km (0.112 R)
• M19: 30,860,694 km (0.033 R)
• M20: 33,490,176 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.3

Radius: 10

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.73 AU - 6.05 AU

Year: 7464 Days

Day: 14.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,100,568 km

• M1: 125,812 km (0.119 R)
• M2: 606,171 km (0.039 R)
• M3: 1,076,955 km (0.094 R)
• M4: 4,049,914 km (0.081 R)
• M5: 5,984,064 km (0.087 R)
• M6: 6,826,151 km (0.094 R)
• M7: 9,068,922 km (0.104 R)
• M8: 10,858,861 km (0.115 R)
• M9: 12,410,939 km (0.087 R)
• M10: 13,081,885 km (0.114 R)
• M11: 18,407,868 km (0.061 R)
• M12: 23,825,705 km (0.086 R)
• M13: 24,220,643 km (0.068 R)
• M14: 27,367,135 km (0.053 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 10,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit