🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.8

Radius: 14.2

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.94 AU - 0.98 AU

Year: 649 Days

Day: 8.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,792,773 km

• M1: 177,273 km (0.079 R)
• M2: 652,546 km (0.109 R)
• M3: 1,905,129 km (0.119 R)
• M4: 2,569,194 km (0.076 R)
• M5: 3,109,841 km (0.11 R)
• M6: 3,663,652 km (0.1 R)
• M7: 4,310,962 km (0.079 R)
• M8: 5,940,382 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.9

Radius: 10.7

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.97 AU - 1.07 AU

Year: 711 Days

Day: 6 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,792,773 km

• M1: 133,591 km (0.085 R)
• M2: 470,485 km (0.084 R)
• M3: 871,707 km (0.061 R)
• M4: 1,514,828 km (0.067 R)
• M5: 1,883,886 km (0.095 R)
• M6: 2,608,688 km (0.101 R)
• M7: 3,358,173 km (0.101 R)
• M8: 3,710,476 km (0.102 R)
• M9: 4,134,586 km (0.098 R)
• M10: 6,021,464 km (0.078 R)
• M11: 6,674,459 km (0.101 R)
• M12: 8,171,484 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.7

Radius: 12.6

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.27 AU - 2.09 AU

Year: 1503 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,792,773 km

• M1: 156,629 km (0.08 R)
• M2: 696,228 km (0.066 R)
• M3: 1,320,650 km (0.118 R)
• M4: 1,977,833 km (0.088 R)
• M5: 2,383,244 km (0.096 R)
• M6: 3,048,505 km (0.026 R)
• M7: 3,805,919 km (0.083 R)
• M8: 4,734,922 km (0.071 R)
• M9: 5,964,467 km (0.099 R)
• M10: 6,802,664 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 8.3

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.4 AU - 2.2 AU

Year: 1667 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,792,773 km

• M1: 103,671 km (0.091 R)
• M2: 416,929 km (0.098 R)
• M3: 794,065 km (0.101 R)
• M4: 1,075,908 km (0.086 R)
• M5: 1,425,668 km (0.064 R)
• M6: 1,734,438 km (0.117 R)
• M7: 2,055,924 km (0.113 R)
• M8: 2,464,924 km (0.048 R)
• M9: 2,886,790 km (0.088 R)
• M10: 3,492,811 km (0.052 R)
• M11: 3,992,318 km (0.083 R)
• M12: 4,286,129 km (0.106 R)
• M13: 4,575,750 km (0.104 R)
• M14: 5,255,224 km (0.119 R)
• M15: 5,823,995 km (0.091 R)
• M16: 6,294,330 km (0.063 R)
• M17: 7,911,932 km (0.066 R)
• M18: 8,659,024 km (0.116 R)
• M19: 9,513,078 km (0.11 R)
• M20: 10,229,353 km (0.096 R)
• M21: 11,115,571 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732

Radius: 11.4

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.24 AU - 2.34 AU

Year: 2392 Days

Day: 7.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,792,773 km

• M1: 141,968 km (0.062 R)
• M2: 571,015 km (0.058 R)
• M3: 938,427 km (0.11 R)
• M4: 1,350,270 km (0.072 R)
• M5: 1,727,407 km (0.095 R)
• M6: 2,512,646 km (0.086 R)
• M7: 2,931,969 km (0.027 R)
• M8: 3,311,199 km (0.119 R)
• M9: 4,169,741 km (0.117 R)
• M10: 5,778,667 km (0.091 R)
• M11: 6,764,965 km (0.071 R)
• M12: 7,985,385 km (0.12 R)
• M13: 12,440,709 km (0.092 R)
• M14: 13,044,785 km (0.091 R)
• M15: 14,783,411 km (0.09 R)
• M16: 16,516,951 km (0.078 R)
• M17: 16,879,277 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.1

Radius: 12.4

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.2 AU - 2.48 AU

Year: 2471 Days

Day: 5.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,792,773 km

• M1: 154,235 km (0.067 R)
• M2: 559,496 km (0.119 R)
• M3: 1,031,926 km (0.095 R)
• M4: 2,058,915 km (0.106 R)
• M5: 2,733,452 km (0.109 R)
• M6: 4,433,183 km (0.113 R)
• M7: 5,005,545 km (0.08 R)
• M8: 6,046,447 km (0.111 R)
• M9: 6,776,335 km (0.115 R)
• M10: 7,201,043 km (0.091 R)
• M11: 8,468,735 km (0.063 R)
• M12: 9,141,028 km (0.086 R)
• M13: 9,943,471 km (0.082 R)
• M14: 10,329,434 km (0.039 R)
• M15: 10,826,099 km (0.095 R)
• M16: 11,477,897 km (0.055 R)
• M17: 12,448,936 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.1

Radius: 3.1

Gravity: 85.86 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.78 AU - 9.32 AU

Year: 14320 Days

Day: 19.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,792,773 km

• M1: 38,895 km (0.076 R)
• M2: 177,573 km (0.108 R)
• M3: 334,800 km (0.091 R)
• M4: 541,245 km (0.05 R)
• M5: 718,668 km (0.077 R)
• M6: 1,822,102 km (0.088 R)
• M7: 2,005,210 km (0.073 R)
• M8: 2,365,591 km (0.107 R)
• M9: 2,791,197 km (0.05 R)
• M10: 3,110,289 km (0.102 R)
• M11: 3,791,708 km (0.051 R)
• M12: 3,939,062 km (0.118 R)
• M13: 5,151,103 km (0.113 R)
• M14: 5,706,411 km (0.091 R)
• M15: 6,424,032 km (0.088 R)
• M16: 7,155,117 km (0.038 R)
• M17: 7,988,078 km (0.099 R)
• M18: 10,463,324 km (0.114 R)
• M19: 11,471,464 km (0.117 R)
• M20: 12,030,511 km (0.117 R)
• M21: 12,542,585 km (0.066 R)
• M22: 13,002,449 km (0.113 R)
• M23: 14,236,332 km (0.066 R)
• M24: 20,131,086 km (0.099 R)
• M25: 21,776,663 km (0.062 R)
• M26: 22,059,403 km (0.116 R)
• M27: 24,919,714 km (0.11 R)
• M28: 25,855,299 km (0.091 R)
• M29: 28,017,587 km (0.117 R)
• M30: 28,689,132 km (0.098 R)
• M31: 35,481,324 km (0.117 R)
• M32: 35,611,474 km (0.075 R)
• M33: 38,831,269 km (0.077 R)
• M34: 43,418,837 km (0.045 R)
• M35: 44,166,677 km (0.06 R)
• M36: 49,807,115 km (0.119 R)
• M37: 52,292,235 km (0.111 R)
• M38: 52,799,072 km (0.107 R)
• M39: 52,968,716 km (0.089 R)
• M40: 53,822,322 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 17,909 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit