🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.6

Radius: 11.6

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.54 AU - 0.76 AU

Year: 368 Days

Day: 10 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,383,249 km

• M1: 144,212 km (0.108 R)
• M2: 525,986 km (0.119 R)
• M3: 951,293 km (0.084 R)
• M4: 1,466,059 km (0.096 R)
• M5: 2,657,905 km (0.036 R)
• M6: 3,843,020 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 8.4

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.72 AU - 1.14 AU

Year: 630 Days

Day: 5.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,383,249 km

• M1: 104,569 km (0.109 R)
• M2: 402,418 km (0.061 R)
• M3: 686,355 km (0.036 R)
• M4: 1,433,896 km (0.1 R)
• M5: 2,497,686 km (0.114 R)
• M6: 2,857,469 km (0.108 R)
• M7: 3,240,439 km (0.115 R)
• M8: 3,595,585 km (0.104 R)
• M9: 3,911,236 km (0.096 R)
• M10: 4,204,299 km (0.115 R)
• M11: 4,894,992 km (0.073 R)
• M12: 5,444,764 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.6

Radius: 10.1

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.23 AU - 1.27 AU

Year: 982 Days

Day: 8.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,383,249 km

• M1: 125,812 km (0.06 R)
• M2: 541,544 km (0.029 R)
• M3: 979,118 km (0.056 R)
• M4: 1,328,130 km (0.079 R)
• M5: 1,860,698 km (0.099 R)
• M6: 2,485,569 km (0.083 R)
• M7: 2,804,212 km (0.038 R)
• M8: 3,327,356 km (0.09 R)
• M9: 3,656,770 km (0.073 R)
• M10: 4,365,266 km (0.1 R)
• M11: 4,779,203 km (0.066 R)
• M12: 5,706,112 km (0.107 R)
• M13: 7,138,661 km (0.089 R)
• M14: 7,543,622 km (0.066 R)
• M15: 8,064,971 km (0.091 R)
• M16: 8,530,968 km (0.038 R)
• M17: 9,179,924 km (0.099 R)

Asteroid Belt

Center: 1.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.2

Radius: 9.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.42 AU - 2.24 AU

Year: 1740 Days

Day: 14.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 52.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,383,249 km

• M1: 122,820 km (0.086 R)
• M2: 569,968 km (0.033 R)
• M3: 1,034,170 km (0.107 R)
• M4: 1,420,731 km (0.096 R)
• M5: 2,259,975 km (0.103 R)
• M6: 2,755,144 km (0.117 R)
• M7: 3,336,781 km (0.103 R)
• M8: 3,928,440 km (0.108 R)
• M9: 4,304,828 km (0.111 R)
• M10: 4,764,543 km (0.111 R)
• M11: 5,341,990 km (0.064 R)
• M12: 6,011,740 km (0.052 R)
• M13: 8,072,152 km (0.073 R)
• M14: 8,564,328 km (0.087 R)
• M15: 9,076,252 km (0.043 R)
• M16: 9,963,966 km (0.113 R)
• M17: 11,330,992 km (0.104 R)
• M18: 12,208,981 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 9.7

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.91 AU - 6.19 AU

Year: 7977 Days

Day: 8.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,383,249 km

• M1: 120,725 km (0.042 R)
• M2: 516,412 km (0.102 R)
• M3: 1,055,263 km (0.082 R)
• M4: 1,412,353 km (0.096 R)
• M5: 3,493,409 km (0.101 R)
• M6: 4,221,054 km (0.088 R)
• M7: 5,386,421 km (0.111 R)
• M8: 6,535,183 km (0.055 R)
• M9: 6,865,046 km (0.101 R)
• M10: 7,840,125 km (0.102 R)
• M11: 8,425,202 km (0.034 R)
• M12: 9,495,575 km (0.116 R)
• M13: 9,967,257 km (0.113 R)
• M14: 11,958,405 km (0.103 R)
• M15: 12,453,125 km (0.105 R)
• M16: 13,720,070 km (0.031 R)
• M17: 15,648,236 km (0.103 R)
• M18: 16,779,196 km (0.112 R)
• M19: 17,750,685 km (0.077 R)
• M20: 20,890,295 km (0.114 R)
• M21: 21,367,064 km (0.118 R)
• M22: 22,260,163 km (0.046 R)
• M23: 23,347,440 km (0.078 R)
• M24: 24,822,176 km (0.118 R)
• M25: 29,320,285 km (0.028 R)
• M26: 29,817,997 km (0.082 R)
• M27: 30,422,672 km (0.038 R)
• M28: 33,786,679 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.1

Radius: 4.9

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.41 AU - 7.73 AU

Year: 13214 Days

Day: 21.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,383,249 km

• M1: 64,327 km (0.074 R)
• M2: 225,594 km (0.034 R)
• M3: 596,447 km (0.109 R)
• M4: 880,234 km (0.063 R)
• M5: 1,307,037 km (0.119 R)
• M6: 2,157,800 km (0.104 R)
• M7: 2,378,606 km (0.107 R)
• M8: 6,685,828 km (0.078 R)
• M9: 7,230,514 km (0.105 R)
• M10: 9,890,663 km (0.095 R)
• M11: 13,760,461 km (0.079 R)
• M12: 16,770,071 km (0.12 R)
• M13: 21,401,322 km (0.117 R)
• M14: 32,262,726 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 13,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit