🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.2

Radius: 8.2

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.48 AU - 1.98 AU

Year: 1571 Days

Day: 9.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,585,141 km

• M1: 102,026 km (0.104 R)
• M2: 392,545 km (0.086 R)
• M3: 692,638 km (0.092 R)
• M4: 992,881 km (0.03 R)
• M5: 1,332,019 km (0.103 R)
• M6: 1,606,382 km (0.054 R)
• M7: 1,929,065 km (0.08 R)
• M8: 2,965,628 km (0.069 R)
• M9: 3,256,147 km (0.119 R)
• M10: 3,533,950 km (0.089 R)
• M11: 3,911,835 km (0.092 R)
• M12: 4,208,338 km (0.06 R)
• M13: 4,557,649 km (0.054 R)
• M14: 4,925,959 km (0.112 R)
• M15: 5,483,660 km (0.112 R)
• M16: 6,602,652 km (0.068 R)
• M17: 6,898,407 km (0.102 R)
• M18: 7,703,842 km (0.098 R)
• M19: 8,004,234 km (0.077 R)
• M20: 8,922,915 km (0.101 R)
• M21: 9,254,423 km (0.025 R)
• M22: 9,974,139 km (0.076 R)
• M23: 10,696,996 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.1

Radius: 13.8

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.57 AU - 2.61 AU

Year: 2877 Days

Day: 8 Hours

Environment

Temp: -200 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,585,141 km

• M1: 182,509 km (0.081 R)
• M2: 677,678 km (0.078 R)
• M3: 1,110,465 km (0.109 R)
• M4: 1,748,949 km (0.111 R)
• M5: 2,186,522 km (0.036 R)
• M6: 2,712,658 km (0.09 R)
• M7: 3,798,739 km (0.076 R)
• M8: 4,279,696 km (0.087 R)
• M9: 5,749,345 km (0.091 R)
• M10: 6,546,253 km (0.028 R)
• M11: 7,533,300 km (0.087 R)
• M12: 8,016,501 km (0.073 R)
• M13: 9,045,585 km (0.03 R)
• M14: 9,909,363 km (0.111 R)
• M15: 10,416,649 km (0.038 R)
• M16: 11,483,581 km (0.096 R)
• M17: 12,790,618 km (0.108 R)
• M18: 15,028,602 km (0.085 R)
• M19: 16,091,794 km (0.053 R)
• M20: 17,832,515 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 14.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.96 AU - 3.24 AU

Year: 2894 Days

Day: 6.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,585,141 km

• M1: 179,667 km (0.085 R)
• M2: 693,985 km (0.12 R)
• M3: 1,406,070 km (0.098 R)
• M4: 2,046,349 km (0.116 R)
• M5: 2,582,957 km (0.057 R)
• M6: 3,161,452 km (0.096 R)
• M7: 3,632,535 km (0.088 R)
• M8: 4,950,343 km (0.079 R)
• M9: 6,201,580 km (0.115 R)
• M10: 7,496,499 km (0.12 R)
• M11: 8,308,965 km (0.07 R)
• M12: 9,396,990 km (0.106 R)
• M13: 10,225,314 km (0.064 R)
• M14: 12,028,118 km (0.115 R)
• M15: 14,082,545 km (0.111 R)
• M16: 14,569,187 km (0.113 R)
• M17: 18,068,730 km (0.066 R)
• M18: 20,135,574 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 5.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.76 AU - 9.16 AU

Year: 14064 Days

Day: 17.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,585,141 km

• M1: 155,881 km (0.1 R)
• M2: 371,003 km (0.12 R)
• M3: 578,645 km (0.095 R)
• M4: 1,143,227 km (0.109 R)
• M5: 1,346,530 km (0.051 R)
• M6: 1,672,055 km (0.107 R)
• M7: 1,853,817 km (0.032 R)
• M8: 3,007,815 km (0.073 R)
• M9: 3,481,292 km (0.077 R)
• M10: 4,094,943 km (0.091 R)
• M11: 4,676,130 km (0.104 R)
• M12: 5,421,726 km (0.044 R)
• M13: 7,213,609 km (0.095 R)
• M14: 7,558,133 km (0.097 R)
• M15: 8,812,063 km (0.085 R)
• M16: 10,284,405 km (0.115 R)
• M17: 12,591,054 km (0.09 R)
• M18: 13,655,144 km (0.091 R)
• M19: 14,397,000 km (0.102 R)
• M20: 17,510,880 km (0.07 R)
• M21: 19,421,244 km (0.089 R)
• M22: 21,607,468 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.7

Radius: 5.1

Gravity: 35.82 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.58 AU - 8.48 AU

Year: 14263 Days

Day: 18.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,585,141 km

• M1: 67,469 km (0.067 R)
• M2: 236,365 km (0.117 R)
• M3: 601,234 km (0.112 R)
• M4: 992,731 km (0.096 R)
• M5: 1,204,562 km (0.114 R)
• M6: 1,571,077 km (0.076 R)
• M7: 1,806,993 km (0.101 R)
• M8: 2,568,296 km (0.049 R)
• M9: 2,776,387 km (0.06 R)
• M10: 6,354,469 km (0.077 R)
• M11: 6,607,140 km (0.079 R)
• M12: 7,972,819 km (0.036 R)
• M13: 11,996,852 km (0.081 R)
• M14: 18,103,287 km (0.084 R)
• M15: 18,611,471 km (0.117 R)
• M16: 20,647,648 km (0.111 R)
• M17: 23,520,376 km (0.084 R)
• M18: 26,540,308 km (0.089 R)
• M19: 27,974,203 km (0.088 R)
• M20: 30,995,332 km (0.098 R)
• M21: 42,083,227 km (0.027 R)
• M22: 48,747,214 km (0.043 R)
• M23: 61,992,310 km (0.071 R)
• M24: 66,889,546 km (0.065 R)
• M25: 67,090,606 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640

Radius: 5.5

Gravity: 21.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.75 AU - 10.69 AU

Year: 22552 Days

Day: 25 Hours

Environment

Temp: -232 °C

Axial Tilt: 113.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,585,141 km

• M1: 68,516 km (0.065 R)
• M2: 417,079 km (0.076 R)
• M3: 762,052 km (0.108 R)
• M4: 2,156,603 km (0.068 R)
• M5: 2,467,018 km (0.086 R)
• M6: 2,706,824 km (0.073 R)
• M7: 3,731,868 km (0.117 R)
• M8: 4,771,424 km (0.058 R)
• M9: 5,182,968 km (0.102 R)
• M10: 5,456,882 km (0.074 R)
• M11: 9,254,124 km (0.085 R)
• M12: 11,002,325 km (0.119 R)
• M13: 11,652,926 km (0.099 R)
• M14: 17,722,261 km (0.094 R)
• M15: 17,987,050 km (0.113 R)
• M16: 29,008,224 km (0.101 R)
• M17: 35,693,154 km (0.077 R)
• M18: 38,572,465 km (0.12 R)
• M19: 50,747,487 km (0.066 R)
• M20: 63,587,173 km (0.075 R)
• M21: 65,251,300 km (0.045 R)
• M22: 68,883,686 km (0.106 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 19,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit