🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.4

Radius: 8.5

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.63 AU - 0.73 AU

Year: 394 Days

Day: 14 Hours

Environment

Temp: -152 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,587,807 km

• M1: 114,592 km (0.12 R)
• M2: 523,742 km (0.065 R)
• M3: 1,322,595 km (0.098 R)
• M4: 1,597,406 km (0.101 R)
• M5: 1,926,970 km (0.094 R)
• M6: 2,301,713 km (0.11 R)
• M7: 2,819,770 km (0.045 R)
• M8: 3,437,759 km (0.074 R)
• M9: 3,740,096 km (0.088 R)
• M10: 4,032,710 km (0.09 R)
• M11: 5,410,656 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.5

Radius: 13.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.78 AU - 2.72 AU

Year: 2372 Days

Day: 12.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,587,807 km

• M1: 174,431 km (0.053 R)
• M2: 605,572 km (0.08 R)
• M3: 1,196,334 km (0.071 R)
• M4: 1,852,321 km (0.116 R)
• M5: 2,435,453 km (0.096 R)
• M6: 3,362,511 km (0.118 R)
• M7: 3,957,312 km (0.088 R)
• M8: 4,665,658 km (0.066 R)
• M9: 5,168,158 km (0.088 R)
• M10: 5,656,146 km (0.06 R)
• M11: 6,925,933 km (0.087 R)
• M12: 10,024,254 km (0.092 R)
• M13: 10,631,322 km (0.107 R)
• M14: 11,303,017 km (0.085 R)
• M15: 12,299,488 km (0.111 R)
• M16: 12,819,191 km (0.117 R)
• M17: 13,263,497 km (0.095 R)
• M18: 14,658,497 km (0.114 R)
• M19: 16,459,207 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.9

Radius: 12.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.4 AU - 2.5 AU

Year: 2696 Days

Day: 12.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,587,807 km

• M1: 154,385 km (0.085 R)
• M2: 601,234 km (0.109 R)
• M3: 1,324,540 km (0.079 R)
• M4: 1,764,208 km (0.1 R)
• M5: 4,151,640 km (0.045 R)
• M6: 4,749,284 km (0.112 R)
• M7: 6,217,437 km (0.083 R)
• M8: 7,056,232 km (0.062 R)
• M9: 7,969,079 km (0.12 R)
• M10: 9,251,731 km (0.11 R)
• M11: 10,029,191 km (0.064 R)
• M12: 10,923,038 km (0.098 R)
• M13: 11,791,753 km (0.081 R)
• M14: 12,342,722 km (0.112 R)
• M15: 14,407,621 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.9

Radius: 4.4

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.66 AU - 7.68 AU

Year: 10773 Days

Day: 24.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,587,807 km

• M1: 54,753 km (0.112 R)
• M2: 197,768 km (0.08 R)
• M3: 361,728 km (0.05 R)
• M4: 761,902 km (0.086 R)
• M5: 918,232 km (0.049 R)
• M6: 1,156,840 km (0.093 R)
• M7: 1,772,136 km (0.119 R)
• M8: 2,175,153 km (0.102 R)
• M9: 2,785,213 km (0.11 R)
• M10: 3,682,052 km (0.117 R)
• M11: 4,893,795 km (0.092 R)
• M12: 5,147,513 km (0.058 R)
• M13: 5,619,943 km (0.1 R)
• M14: 6,415,355 km (0.11 R)
• M15: 7,916,271 km (0.096 R)
• M16: 8,070,506 km (0.111 R)
• M17: 8,226,537 km (0.114 R)
• M18: 8,545,030 km (0.072 R)
• M19: 9,334,010 km (0.075 R)
• M20: 10,583,451 km (0.119 R)
• M21: 11,492,258 km (0.082 R)
• M22: 12,348,556 km (0.069 R)
• M23: 12,977,914 km (0.064 R)
• M24: 14,300,509 km (0.084 R)
• M25: 14,994,494 km (0.113 R)
• M26: 15,589,594 km (0.066 R)
• M27: 17,534,516 km (0.104 R)
• M28: 17,928,856 km (0.112 R)
• M29: 18,396,200 km (0.114 R)
• M30: 19,989,267 km (0.118 R)
• M31: 23,288,798 km (0.105 R)
• M32: 24,491,715 km (0.056 R)
• M33: 25,904,367 km (0.09 R)
• M34: 28,799,984 km (0.041 R)
• M35: 29,256,856 km (0.033 R)
• M36: 30,561,349 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.1

Radius: 3.5

Gravity: 75.76 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.51 AU - 6.57 AU

Year: 11756 Days

Day: 19.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,587,807 km

• M1: 83,775 km (0.111 R)
• M2: 435,779 km (0.115 R)
• M3: 799,900 km (0.11 R)
• M4: 1,022,501 km (0.044 R)
• M5: 1,244,804 km (0.109 R)
• M6: 1,395,898 km (0.097 R)
• M7: 2,070,135 km (0.12 R)
• M8: 2,323,255 km (0.096 R)
• M9: 2,531,645 km (0.083 R)
• M10: 3,545,619 km (0.034 R)
• M11: 4,082,825 km (0.046 R)
• M12: 6,572,582 km (0.083 R)
• M13: 7,117,717 km (0.114 R)
• M14: 15,088,740 km (0.1 R)
• M15: 15,520,031 km (0.109 R)
• M16: 16,107,652 km (0.104 R)
• M17: 17,327,173 km (0.118 R)
• M18: 26,267,890 km (0.101 R)
• M19: 27,524,811 km (0.091 R)
• M20: 29,707,744 km (0.116 R)
• M21: 32,239,239 km (0.104 R)
• M22: 46,316,099 km (0.074 R)
• M23: 50,821,239 km (0.106 R)
• M24: 54,427,445 km (0.093 R)
• M25: 54,595,294 km (0.072 R)
• M26: 57,850,394 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.2

Radius: 7.7

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.24 AU - 7.4 AU

Year: 12519 Days

Day: 23.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,587,807 km

• M1: 95,743 km (0.071 R)
• M2: 373,845 km (0.067 R)
• M3: 733,179 km (0.092 R)
• M4: 1,340,696 km (0.055 R)
• M5: 1,596,957 km (0.116 R)
• M6: 2,052,632 km (0.071 R)
• M7: 3,175,963 km (0.067 R)
• M8: 3,765,977 km (0.046 R)
• M9: 4,170,489 km (0.092 R)
• M10: 4,724,002 km (0.116 R)
• M11: 6,378,105 km (0.09 R)
• M12: 6,680,891 km (0.065 R)
• M13: 7,945,592 km (0.109 R)
• M14: 8,935,032 km (0.092 R)
• M15: 9,508,291 km (0.093 R)
• M16: 11,430,474 km (0.043 R)
• M17: 12,163,354 km (0.105 R)
• M18: 15,750,412 km (0.117 R)
• M19: 23,823,162 km (0.098 R)
• M20: 31,263,262 km (0.073 R)
• M21: 33,029,265 km (0.082 R)
• M22: 34,628,018 km (0.091 R)
• M23: 35,919,945 km (0.101 R)
• M24: 39,479,327 km (0.056 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: 292 - 16,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit