🌌 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: 759.1

Radius: 14

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.43 AU - 0.71 AU

Year: 287 Days

Day: 12.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,092,444 km

• M1: 174,132 km (0.105 R)
• M2: 697,425 km (0.077 R)
• M3: 1,135,897 km (0.078 R)
• M4: 2,009,698 km (0.061 R)
• M5: 2,534,936 km (0.113 R)
• M6: 3,318,380 km (0.12 R)
• M7: 3,926,944 km (0.098 R)
• M8: 4,373,344 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.7

Radius: 11.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.62 AU - 0.74 AU

Year: 374 Days

Day: 8.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,092,444 km

• M1: 143,016 km (0.082 R)
• M2: 540,497 km (0.12 R)
• M3: 1,031,029 km (0.116 R)
• M4: 1,725,163 km (0.106 R)
• M5: 2,250,550 km (0.103 R)
• M6: 2,658,354 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.1

Radius: 8.3

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.95 AU - 0.99 AU

Year: 637 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,092,444 km

• M1: 103,671 km (0.05 R)
• M2: 411,394 km (0.117 R)
• M3: 915,838 km (0.07 R)
• M4: 1,556,267 km (0.081 R)
• M5: 2,035,429 km (0.062 R)
• M6: 2,300,666 km (0.091 R)
• M7: 2,694,108 km (0.031 R)
• M8: 3,191,371 km (0.099 R)
• M9: 3,842,870 km (0.105 R)
• M10: 4,280,444 km (0.117 R)
• M11: 4,974,578 km (0.11 R)
• M12: 5,741,417 km (0.084 R)
• M13: 6,050,935 km (0.109 R)
• M14: 6,663,837 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.4

Radius: 10.8

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.99 AU - 1.49 AU

Year: 921 Days

Day: 12.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 79,092,444 km

• M1: 134,339 km (0.1 R)
• M2: 518,057 km (0.119 R)
• M3: 926,759 km (0.12 R)
• M4: 1,456,934 km (0.047 R)
• M5: 2,405,534 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.9

Radius: 9

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.03 AU - 2.35 AU

Year: 2161 Days

Day: 11.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,092,444 km

• M1: 112,049 km (0.06 R)
• M2: 394,340 km (0.083 R)
• M3: 781,350 km (0.051 R)
• M4: 1,211,144 km (0.11 R)
• M5: 1,537,417 km (0.093 R)
• M6: 1,857,557 km (0.112 R)
• M7: 2,210,309 km (0.074 R)
• M8: 3,021,877 km (0.119 R)
• M9: 3,613,985 km (0.063 R)
• M10: 3,965,092 km (0.092 R)
• M11: 5,311,024 km (0.1 R)
• M12: 7,099,017 km (0.115 R)
• M13: 8,565,076 km (0.081 R)
• M14: 9,223,906 km (0.059 R)
• M15: 9,848,776 km (0.104 R)
• M16: 10,326,891 km (0.094 R)
• M17: 12,084,965 km (0.046 R)
• M18: 12,474,966 km (0.116 R)
• M19: 14,205,365 km (0.065 R)
• M20: 14,772,042 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.5

Radius: 11.5

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.69 AU - 5.99 AU

Year: 8229 Days

Day: 13.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,092,444 km

• M1: 151,543 km (0.061 R)
• M2: 618,587 km (0.115 R)
• M3: 1,099,096 km (0.107 R)
• M4: 2,913,419 km (0.101 R)
• M5: 8,333,948 km (0.113 R)
• M6: 8,933,087 km (0.088 R)
• M7: 10,217,535 km (0.085 R)
• M8: 10,793,786 km (0.059 R)

Asteroid Belt

Center: 5.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406

Radius: 3.5

Gravity: 33.14 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.68 AU - 7.1 AU

Year: 9532 Days

Day: 20.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,092,444 km

• M1: 43,982 km (0.089 R)
• M2: 167,250 km (0.094 R)
• M3: 555,606 km (0.104 R)
• M4: 1,053,767 km (0.118 R)
• M5: 1,356,254 km (0.082 R)
• M6: 1,615,507 km (0.096 R)
• M7: 1,845,888 km (0.116 R)
• M8: 2,114,267 km (0.111 R)
• M9: 2,318,917 km (0.062 R)
• M10: 3,012,901 km (0.116 R)
• M11: 3,640,763 km (0.106 R)
• M12: 6,314,825 km (0.08 R)
• M13: 7,802,427 km (0.112 R)
• M14: 8,499,852 km (0.076 R)
• M15: 10,112,367 km (0.109 R)
• M16: 10,741,576 km (0.102 R)
• M17: 10,990,357 km (0.096 R)
• M18: 11,192,015 km (0.038 R)
• M19: 12,619,328 km (0.077 R)
• M20: 13,405,016 km (0.073 R)
• M21: 13,809,978 km (0.079 R)
• M22: 16,151,185 km (0.091 R)
• M23: 16,411,934 km (0.075 R)
• M24: 17,211,385 km (0.072 R)
• M25: 17,552,019 km (0.07 R)
• M26: 17,897,141 km (0.066 R)
• M27: 18,036,417 km (0.061 R)
• M28: 20,138,417 km (0.108 R)
• M29: 20,592,745 km (0.079 R)
• M30: 27,045,201 km (0.082 R)
• M31: 27,877,414 km (0.03 R)
• M32: 28,252,755 km (0.075 R)
• M33: 29,983,303 km (0.109 R)
• M34: 32,605,754 km (0.104 R)
• M35: 33,442,454 km (0.11 R)
• M36: 33,759,901 km (0.103 R)
• M37: 35,377,204 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.4

Radius: 6.7

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.88 AU - 8.44 AU

Year: 12776 Days

Day: 21.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,092,444 km

• M1: 83,326 km (0.085 R)
• M2: 382,671 km (0.091 R)
• M3: 804,238 km (0.103 R)
• M4: 4,053,354 km (0.051 R)
• M5: 4,383,367 km (0.09 R)
• M6: 4,851,010 km (0.115 R)
• M7: 6,790,696 km (0.119 R)
• M8: 9,336,254 km (0.105 R)
• M9: 9,621,387 km (0.042 R)
• M10: 15,536,487 km (0.062 R)
• M11: 16,969,335 km (0.099 R)
• M12: 20,411,881 km (0.059 R)
• M13: 21,628,112 km (0.064 R)
• M14: 23,236,888 km (0.112 R)
• M15: 24,115,027 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.5

Radius: 3.7

Gravity: 24.73 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.13 AU - 11.49 AU

Year: 20490 Days

Day: 15.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,092,444 km

• M1: 49,966 km (0.096 R)
• M2: 183,407 km (0.027 R)
• M3: 315,502 km (0.096 R)
• M4: 751,131 km (0.112 R)
• M5: 1,865,934 km (0.059 R)
• M6: 2,221,379 km (0.093 R)
• M7: 2,642,796 km (0.067 R)
• M8: 3,614,135 km (0.073 R)
• M9: 3,782,283 km (0.039 R)
• M10: 3,897,324 km (0.086 R)
• M11: 5,876,504 km (0.116 R)
• M12: 8,986,942 km (0.105 R)
• M13: 10,209,456 km (0.056 R)
• M14: 10,947,273 km (0.07 R)
• M15: 13,439,723 km (0.046 R)
• M16: 13,708,102 km (0.079 R)
• M17: 18,833,175 km (0.118 R)
• M18: 24,400,759 km (0.058 R)
• M19: 25,102,373 km (0.091 R)
• M20: 25,611,604 km (0.086 R)
• M21: 29,709,240 km (0.058 R)
• M22: 36,382,202 km (0.045 R)
• M23: 39,719,880 km (0.039 R)
• M24: 57,540,876 km (0.095 R)
• M25: 60,221,670 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626

Radius: 7.6

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.53 AU - 11.15 AU

Year: 22172 Days

Day: 17.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,092,444 km

• M1: 96,939 km (0.113 R)
• M2: 619,485 km (0.114 R)
• M3: 1,791,734 km (0.096 R)
• M4: 2,470,758 km (0.1 R)
• M5: 3,539,934 km (0.084 R)
• M6: 4,361,227 km (0.099 R)
• M7: 4,963,209 km (0.077 R)
• M8: 6,641,996 km (0.095 R)
• M9: 8,037,295 km (0.074 R)
• M10: 8,885,814 km (0.119 R)
• M11: 9,445,610 km (0.088 R)
• M12: 10,028,592 km (0.12 R)
• M13: 12,882,621 km (0.11 R)
• M14: 14,956,646 km (0.039 R)
• M15: 15,667,983 km (0.097 R)
• M16: 17,158,128 km (0.087 R)
• M17: 19,660,152 km (0.106 R)
• M18: 20,131,236 km (0.117 R)
• M19: 22,293,823 km (0.108 R)
• M20: 23,431,215 km (0.071 R)
• M21: 28,608,349 km (0.107 R)
• M22: 37,009,316 km (0.037 R)
• M23: 38,748,541 km (0.117 R)
• M24: 42,389,005 km (0.102 R)
• M25: 43,810,933 km (0.031 R)
• M26: 47,084,284 km (0.095 R)
• M27: 47,758,073 km (0.095 R)
• M28: 49,470,370 km (0.092 R)
• M29: 50,517,107 km (0.099 R)
• M30: 55,224,353 km (0.054 R)
• M31: 60,611,672 km (0.028 R)
• M32: 62,212,967 km (0.093 R)
• M33: 64,460,526 km (0.115 R)
• M34: 68,039,505 km (0.117 R)
• M35: 74,902,906 km (0.091 R)
• M36: 76,746,101 km (0.115 R)
• M37: 77,913,413 km (0.07 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 16,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit