🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.5

Radius: 12.5

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.51 AU - 0.79 AU

Year: 362 Days

Day: 9.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,029,696 km

• M1: 155,582 km (0.062 R)
• M2: 614,997 km (0.087 R)
• M3: 1,026,840 km (0.081 R)
• M4: 1,546,543 km (0.081 R)
• M5: 1,937,292 km (0.078 R)
• M6: 2,669,873 km (0.082 R)
• M7: 3,418,910 km (0.109 R)
• M8: 3,868,152 km (0.059 R)
• M9: 5,018,261 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.2

Radius: 14.7

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.24 AU - 1.64 AU

Year: 1193 Days

Day: 6.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,029,696 km

• M1: 182,809 km (0.107 R)
• M2: 1,878,650 km (0.115 R)
• M3: 2,504,867 km (0.105 R)
• M4: 3,510,314 km (0.064 R)
• M5: 4,272,964 km (0.082 R)
• M6: 4,886,465 km (0.112 R)
• M7: 5,774,029 km (0.031 R)
• M8: 6,840,063 km (0.076 R)
• M9: 9,825,439 km (0.116 R)
• M10: 11,378,414 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.6

Radius: 14.1

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.8 AU - 3.42 AU

Year: 3786 Days

Day: 12.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,029,696 km

• M1: 184,604 km (0.094 R)
• M2: 744,249 km (0.102 R)
• M3: 1,455,587 km (0.039 R)
• M4: 2,020,020 km (0.108 R)
• M5: 2,565,903 km (0.096 R)
• M6: 3,153,972 km (0.093 R)
• M7: 4,875,694 km (0.113 R)
• M8: 6,073,075 km (0.115 R)
• M9: 6,804,310 km (0.112 R)
• M10: 8,117,629 km (0.101 R)
• M11: 9,199,371 km (0.12 R)
• M12: 10,889,827 km (0.116 R)
• M13: 12,974,773 km (0.093 R)
• M14: 14,558,117 km (0.089 R)
• M15: 15,813,542 km (0.101 R)
• M16: 16,496,756 km (0.082 R)
• M17: 18,229,099 km (0.096 R)
• M18: 19,107,687 km (0.068 R)
• M19: 21,221,655 km (0.083 R)
• M20: 23,634,070 km (0.041 R)
• M21: 24,078,076 km (0.106 R)
• M22: 25,988,441 km (0.115 R)
• M23: 26,541,056 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.8

Radius: 8.6

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.72 AU - 3.62 AU

Year: 3896 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,029,696 km

• M1: 106,962 km (0.083 R)
• M2: 528,679 km (0.101 R)
• M3: 897,138 km (0.034 R)
• M4: 1,256,772 km (0.048 R)
• M5: 1,541,307 km (0.099 R)
• M6: 3,558,933 km (0.113 R)
• M7: 3,861,570 km (0.113 R)
• M8: 4,427,050 km (0.114 R)
• M9: 5,121,932 km (0.08 R)
• M10: 6,254,537 km (0.077 R)
• M11: 7,911,783 km (0.054 R)
• M12: 8,429,541 km (0.063 R)
• M13: 10,119,548 km (0.111 R)
• M14: 10,605,891 km (0.096 R)
• M15: 11,934,619 km (0.087 R)
• M16: 12,523,735 km (0.098 R)
• M17: 15,443,287 km (0.09 R)
• M18: 15,763,427 km (0.089 R)
• M19: 17,259,854 km (0.047 R)
• M20: 19,153,015 km (0.071 R)
• M21: 20,023,376 km (0.11 R)
• M22: 21,180,815 km (0.104 R)
• M23: 21,775,915 km (0.098 R)
• M24: 22,043,994 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.5

Radius: 9.3

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.24 AU - 3.4 AU

Year: 4176 Days

Day: 11.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,029,696 km

• M1: 115,938 km (0.12 R)
• M2: 605,423 km (0.105 R)
• M3: 937,380 km (0.109 R)
• M4: 2,904,443 km (0.093 R)
• M5: 3,252,557 km (0.047 R)
• M6: 3,754,308 km (0.085 R)
• M7: 6,476,840 km (0.109 R)
• M8: 7,046,509 km (0.105 R)
• M9: 7,444,588 km (0.107 R)
• M10: 13,338,745 km (0.101 R)
• M11: 15,603,656 km (0.061 R)
• M12: 16,877,333 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.7

Radius: 13.2

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.8 AU - 4.52 AU

Year: 4833 Days

Day: 7.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,029,696 km

• M1: 164,258 km (0.044 R)
• M2: 685,906 km (0.088 R)
• M3: 1,264,102 km (0.03 R)
• M4: 2,135,360 km (0.101 R)
• M5: 2,620,207 km (0.078 R)
• M6: 3,040,427 km (0.118 R)
• M7: 4,081,778 km (0.119 R)
• M8: 5,149,159 km (0.074 R)
• M9: 8,574,800 km (0.098 R)
• M10: 9,852,665 km (0.096 R)
• M11: 10,678,146 km (0.066 R)
• M12: 13,910,508 km (0.084 R)
• M13: 16,040,033 km (0.101 R)
• M14: 16,960,958 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.2

Radius: 6.5

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.4 AU - 8.22 AU

Year: 15066 Days

Day: 22.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,029,696 km

• M1: 81,680 km (0.119 R)
• M2: 284,685 km (0.115 R)
• M3: 811,718 km (0.048 R)
• M4: 1,685,070 km (0.106 R)
• M5: 1,894,059 km (0.034 R)
• M6: 2,136,258 km (0.113 R)
• M7: 2,701,887 km (0.089 R)
• M8: 3,235,204 km (0.118 R)
• M9: 4,943,611 km (0.101 R)
• M10: 5,346,329 km (0.073 R)
• M11: 6,686,277 km (0.055 R)
• M12: 7,545,268 km (0.102 R)
• M13: 8,118,228 km (0.082 R)
• M14: 8,760,900 km (0.082 R)
• M15: 9,094,803 km (0.036 R)
• M16: 9,480,316 km (0.092 R)
• M17: 10,056,567 km (0.086 R)
• M18: 11,036,433 km (0.104 R)
• M19: 12,180,857 km (0.11 R)
• M20: 12,439,811 km (0.098 R)
• M21: 15,414,714 km (0.119 R)
• M22: 15,778,835 km (0.063 R)
• M23: 21,723,705 km (0.096 R)
• M24: 27,560,865 km (0.06 R)
• M25: 30,124,074 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.4

Radius: 3.6

Gravity: 50.26 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.28 AU - 10.9 AU

Year: 22123 Days

Day: 22.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,029,696 km

• M1: 52,509 km (0.108 R)
• M2: 197,320 km (0.035 R)
• M3: 325,675 km (0.09 R)
• M4: 576,251 km (0.109 R)
• M5: 704,008 km (0.041 R)
• M6: 1,056,460 km (0.115 R)
• M7: 1,309,580 km (0.082 R)
• M8: 2,036,177 km (0.115 R)
• M9: 2,765,167 km (0.103 R)
• M10: 3,300,727 km (0.104 R)
• M11: 4,503,345 km (0.058 R)
• M12: 8,349,057 km (0.115 R)
• M13: 9,864,035 km (0.06 R)
• M14: 10,102,943 km (0.079 R)
• M15: 10,717,341 km (0.104 R)
• M16: 11,226,572 km (0.097 R)
• M17: 12,779,996 km (0.059 R)
• M18: 14,624,837 km (0.062 R)
• M19: 14,857,462 km (0.027 R)
• M20: 15,013,941 km (0.112 R)
• M21: 19,015,385 km (0.032 R)
• M22: 23,144,735 km (0.107 R)
• M23: 25,083,823 km (0.06 R)
• M24: 25,979,316 km (0.102 R)
• M25: 31,416,750 km (0.089 R)
• M26: 32,852,440 km (0.103 R)
• M27: 33,251,418 km (0.057 R)
• M28: 33,519,198 km (0.084 R)
• M29: 35,017,870 km (0.103 R)
• M30: 35,573,626 km (0.096 R)
• M31: 37,710,482 km (0.029 R)
• M32: 39,630,421 km (0.062 R)
• M33: 44,145,883 km (0.049 R)
• M34: 45,121,111 km (0.037 R)
• M35: 52,896,909 km (0.119 R)
• M36: 53,444,886 km (0.114 R)
• M37: 56,241,768 km (0.088 R)
• M38: 63,349,163 km (0.118 R)
• M39: 70,368,894 km (0.032 R)
• M40: 77,654,011 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 15,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit