🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.3

Radius: 13.8

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.52 AU - 0.7 AU

Year: 329 Days

Day: 8 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,888,153 km

• M1: 171,589 km (0.086 R)
• M2: 756,217 km (0.098 R)
• M3: 1,224,758 km (0.05 R)
• M4: 1,682,078 km (0.091 R)
• M5: 2,297,674 km (0.116 R)
• M6: 2,928,229 km (0.079 R)
• M7: 3,362,661 km (0.11 R)
• M8: 4,512,470 km (0.086 R)
• M9: 4,964,106 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 12.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.75 AU - 0.75 AU

Year: 448 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,888,153 km

• M1: 159,471 km (0.104 R)
• M2: 606,470 km (0.074 R)
• M3: 1,091,616 km (0.09 R)
• M4: 1,741,319 km (0.074 R)
• M5: 2,213,600 km (0.055 R)
• M6: 3,209,922 km (0.063 R)
• M7: 3,606,505 km (0.055 R)
• M8: 4,022,537 km (0.085 R)
• M9: 4,737,316 km (0.052 R)
• M10: 5,451,795 km (0.05 R)
• M11: 6,109,876 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.1

Radius: 9.3

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.03 AU - 1.29 AU

Year: 862 Days

Day: 8.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,888,153 km

• M1: 115,789 km (0.099 R)
• M2: 452,085 km (0.096 R)
• M3: 796,908 km (0.11 R)
• M4: 1,350,570 km (0.037 R)
• M5: 1,684,322 km (0.026 R)
• M6: 2,014,335 km (0.058 R)
• M7: 2,398,503 km (0.041 R)
• M8: 2,843,706 km (0.073 R)
• M9: 3,152,775 km (0.074 R)
• M10: 3,570,752 km (0.026 R)
• M11: 4,153,136 km (0.095 R)
• M12: 4,744,347 km (0.052 R)
• M13: 5,294,867 km (0.064 R)
• M14: 5,625,478 km (0.099 R)
• M15: 6,115,561 km (0.07 R)
• M16: 7,064,759 km (0.084 R)
• M17: 7,417,960 km (0.117 R)
• M18: 7,882,312 km (0.076 R)
• M19: 8,977,967 km (0.061 R)
• M20: 9,590,869 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 9.3

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.43 AU - 2.09 AU

Year: 1612 Days

Day: 6.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,888,153 km

• M1: 115,789 km (0.118 R)
• M2: 409,749 km (0.108 R)
• M3: 975,079 km (0.095 R)
• M4: 1,351,766 km (0.082 R)
• M5: 1,962,275 km (0.047 R)
• M6: 2,719,390 km (0.104 R)
• M7: 3,016,192 km (0.098 R)
• M8: 3,726,633 km (0.118 R)
• M9: 4,148,947 km (0.113 R)
• M10: 4,681,965 km (0.096 R)
• M11: 5,174,441 km (0.084 R)
• M12: 6,024,605 km (0.083 R)
• M13: 7,017,187 km (0.098 R)
• M14: 7,690,677 km (0.054 R)
• M15: 9,355,402 km (0.061 R)
• M16: 10,373,864 km (0.117 R)
• M17: 11,069,046 km (0.063 R)
• M18: 11,832,144 km (0.051 R)
• M19: 12,169,787 km (0.119 R)
• M20: 12,475,266 km (0.116 R)
• M21: 13,707,653 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.8

Radius: 10

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.66 AU - 3.62 AU

Year: 3841 Days

Day: 10.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,888,153 km

• M1: 169,943 km (0.073 R)
• M2: 637,287 km (0.108 R)
• M3: 1,238,222 km (0.085 R)
• M4: 1,970,054 km (0.1 R)
• M5: 2,666,881 km (0.104 R)
• M6: 3,180,750 km (0.082 R)
• M7: 4,272,216 km (0.061 R)
• M8: 5,204,211 km (0.081 R)
• M9: 6,353,422 km (0.078 R)
• M10: 8,418,919 km (0.086 R)
• M11: 10,521,966 km (0.06 R)
• M12: 11,237,343 km (0.092 R)
• M13: 12,029,763 km (0.085 R)
• M14: 13,973,488 km (0.118 R)
• M15: 15,151,123 km (0.031 R)
• M16: 16,172,876 km (0.081 R)
• M17: 18,775,430 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.3

Radius: 5.1

Gravity: 33.96 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.61 AU - 7.35 AU

Year: 11386 Days

Day: 23 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,888,153 km

• M1: 68,965 km (0.09 R)
• M2: 347,516 km (0.087 R)
• M3: 1,073,814 km (0.079 R)
• M4: 1,707,660 km (0.1 R)
• M5: 1,960,630 km (0.106 R)
• M6: 3,181,498 km (0.086 R)
• M7: 3,810,407 km (0.043 R)
• M8: 4,581,435 km (0.097 R)
• M9: 5,241,610 km (0.07 R)
• M10: 5,703,419 km (0.102 R)
• M11: 5,925,572 km (0.12 R)
• M12: 6,546,253 km (0.109 R)
• M13: 6,830,938 km (0.104 R)
• M14: 8,427,895 km (0.065 R)
• M15: 13,410,701 km (0.073 R)
• M16: 17,154,238 km (0.08 R)
• M17: 17,773,723 km (0.072 R)
• M18: 19,387,734 km (0.097 R)
• M19: 21,096,890 km (0.119 R)
• M20: 22,626,528 km (0.12 R)
• M21: 25,304,629 km (0.085 R)
• M22: 27,237,733 km (0.111 R)
• M23: 45,476,556 km (0.029 R)
• M24: 48,323,403 km (0.101 R)
• M25: 50,338,337 km (0.111 R)
• M26: 54,369,252 km (0.057 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 20,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit