🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 11.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.57 AU - 0.57 AU

Year: 292 Days

Day: 8 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 67,400,832 km

• M1: 150,196 km (0.094 R)
• M2: 537,505 km (0.038 R)
• M3: 957,127 km (0.049 R)
• M4: 1,541,008 km (0.078 R)
• M5: 1,971,700 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.6

Radius: 10.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.54 AU - 0.7 AU

Year: 331 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,400,832 km

• M1: 128,056 km (0.104 R)
• M2: 473,178 km (0.096 R)
• M3: 903,272 km (0.103 R)
• M4: 1,224,758 km (0.038 R)
• M5: 1,562,550 km (0.11 R)
• M6: 2,126,983 km (0.096 R)
• M7: 2,509,055 km (0.071 R)
• M8: 3,083,511 km (0.055 R)
• M9: 3,466,631 km (0.073 R)
• M10: 3,952,077 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.2

Radius: 12

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.5 AU - 5.76 AU

Year: 7881 Days

Day: 9.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,400,832 km

• M1: 149,299 km (0.116 R)
• M2: 540,647 km (0.063 R)
• M3: 1,089,521 km (0.113 R)
• M4: 2,641,749 km (0.087 R)
• M5: 6,264,710 km (0.099 R)
• M6: 8,131,392 km (0.11 R)
• M7: 13,897,343 km (0.058 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.3

Radius: 4.5

Gravity: 45.94 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.26 AU - 9.68 AU

Year: 16719 Days

Day: 16.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 67,400,832 km

• M1: 91,404 km (0.065 R)
• M2: 318,344 km (0.062 R)
• M3: 491,728 km (0.084 R)
• M4: 728,392 km (0.038 R)
• M5: 977,024 km (0.084 R)
• M6: 1,324,240 km (0.062 R)
• M7: 1,749,547 km (0.06 R)
• M8: 2,134,462 km (0.109 R)
• M9: 2,915,662 km (0.07 R)
• M10: 3,542,029 km (0.036 R)
• M11: 3,719,302 km (0.073 R)
• M12: 4,626,015 km (0.098 R)
• M13: 5,671,255 km (0.063 R)
• M14: 5,873,212 km (0.102 R)
• M15: 6,684,781 km (0.055 R)
• M16: 9,678,833 km (0.098 R)
• M17: 9,967,557 km (0.07 R)
• M18: 10,622,795 km (0.084 R)
• M19: 11,821,523 km (0.103 R)
• M20: 12,691,883 km (0.095 R)
• M21: 15,401,699 km (0.101 R)
• M22: 19,187,572 km (0.101 R)
• M23: 20,199,153 km (0.055 R)
• M24: 24,177,409 km (0.087 R)
• M25: 30,951,650 km (0.048 R)
• M26: 31,704,277 km (0.055 R)
• M27: 38,168,700 km (0.118 R)
• M28: 39,179,234 km (0.076 R)
• M29: 40,653,521 km (0.111 R)
• M30: 40,802,969 km (0.059 R)
• M31: 42,317,647 km (0.044 R)
• M32: 42,779,157 km (0.056 R)
• M33: 42,933,841 km (0.117 R)
• M34: 44,500,430 km (0.03 R)
• M35: 47,913,655 km (0.032 R)
• M36: 48,582,956 km (0.11 R)
• M37: 50,801,343 km (0.092 R)
• M38: 51,497,272 km (0.098 R)
• M39: 58,618,878 km (0.073 R)
• M40: 63,915,989 km (0.101 R)
• M41: 67,618,986 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.5

Radius: 5.3

Gravity: 18.74 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.17 AU - 10.29 AU

Year: 19019 Days

Day: 18.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,400,832 km

• M1: 65,973 km (0.117 R)
• M2: 1,391,260 km (0.109 R)
• M3: 1,812,229 km (0.089 R)
• M4: 2,071,931 km (0.095 R)
• M5: 2,759,482 km (0.087 R)
• M6: 3,052,993 km (0.08 R)
• M7: 4,060,086 km (0.096 R)
• M8: 4,310,962 km (0.117 R)
• M9: 4,983,703 km (0.096 R)
• M10: 5,880,393 km (0.075 R)
• M11: 7,419,905 km (0.091 R)
• M12: 8,945,504 km (0.106 R)
• M13: 9,263,250 km (0.062 R)
• M14: 12,275,253 km (0.03 R)
• M15: 16,113,635 km (0.028 R)
• M16: 17,470,339 km (0.078 R)
• M17: 18,134,254 km (0.089 R)
• M18: 18,472,495 km (0.096 R)
• M19: 22,964,320 km (0.086 R)
• M20: 25,619,683 km (0.109 R)
• M21: 26,152,849 km (0.09 R)
• M22: 26,368,121 km (0.106 R)
• M23: 27,573,431 km (0.086 R)
• M24: 29,160,066 km (0.099 R)
• M25: 30,448,552 km (0.103 R)
• M26: 32,389,884 km (0.08 R)
• M27: 33,390,843 km (0.076 R)
• M28: 35,586,042 km (0.115 R)
• M29: 37,601,275 km (0.113 R)
• M30: 38,013,118 km (0.045 R)
• M31: 38,986,103 km (0.064 R)
• M32: 43,495,132 km (0.097 R)
• M33: 46,739,461 km (0.085 R)
• M34: 53,878,571 km (0.089 R)
• M35: 55,282,248 km (0.115 R)
• M36: 56,530,343 km (0.102 R)
• M37: 57,615,077 km (0.066 R)
• M38: 58,345,862 km (0.104 R)
• M39: 67,400,872 km (0.101 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: 321 - 11,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit