🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.3

Radius: 14.5

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.17 AU - 1.33 AU

Year: 982 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,992,454 km

• M1: 219,011 km (0.105 R)
• M2: 526,285 km (0.093 R)
• M3: 1,116,299 km (0.066 R)
• M4: 1,486,105 km (0.032 R)
• M5: 1,829,732 km (0.067 R)
• M6: 2,206,868 km (0.085 R)
• M7: 4,492,274 km (0.059 R)
• M8: 5,491,289 km (0.056 R)
• M9: 5,783,005 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.9

Radius: 8.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.4 AU - 1.44 AU

Year: 1189 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,992,454 km

• M1: 127,607 km (0.09 R)
• M2: 320,588 km (0.096 R)
• M3: 637,586 km (0.098 R)
• M4: 803,341 km (0.094 R)
• M5: 975,528 km (0.093 R)
• M6: 1,370,765 km (0.112 R)
• M7: 1,537,268 km (0.116 R)
• M8: 1,750,594 km (0.105 R)
• M9: 2,018,374 km (0.119 R)
• M10: 2,479,884 km (0.102 R)
• M11: 2,706,076 km (0.114 R)
• M12: 3,270,808 km (0.056 R)
• M13: 3,924,551 km (0.033 R)
• M14: 4,591,009 km (0.118 R)
• M15: 4,775,314 km (0.099 R)
• M16: 5,039,503 km (0.047 R)
• M17: 6,354,469 km (0.103 R)
• M18: 6,911,870 km (0.103 R)
• M19: 7,092,884 km (0.08 R)
• M20: 7,399,859 km (0.077 R)
• M21: 8,261,542 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 11.8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.45 AU - 1.85 AU

Year: 1490 Days

Day: 7.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,992,454 km

• M1: 146,905 km (0.104 R)
• M2: 380,577 km (0.112 R)
• M3: 703,110 km (0.113 R)
• M4: 929,152 km (0.03 R)
• M5: 1,201,420 km (0.056 R)
• M6: 1,505,553 km (0.088 R)
• M7: 1,809,237 km (0.077 R)
• M8: 2,132,817 km (0.105 R)
• M9: 2,417,053 km (0.109 R)
• M10: 2,854,178 km (0.108 R)
• M11: 3,316,435 km (0.113 R)
• M12: 3,658,865 km (0.086 R)
• M13: 3,916,323 km (0.077 R)
• M14: 4,167,797 km (0.104 R)
• M15: 4,427,349 km (0.102 R)
• M16: 5,020,505 km (0.119 R)
• M17: 5,442,969 km (0.115 R)
• M18: 5,687,262 km (0.115 R)
• M19: 6,210,855 km (0.117 R)
• M20: 6,874,172 km (0.099 R)
• M21: 7,248,615 km (0.106 R)
• M22: 7,653,726 km (0.031 R)
• M23: 8,133,636 km (0.079 R)
• M24: 8,519,449 km (0.057 R)
• M25: 9,205,355 km (0.1 R)
• M26: 10,561,310 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.6

Radius: 9.6

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.63 AU - 5.19 AU

Year: 6510 Days

Day: 11.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,992,454 km

• M1: 122,371 km (0.062 R)
• M2: 315,951 km (0.068 R)
• M3: 591,061 km (0.034 R)
• M4: 1,734,438 km (0.112 R)
• M5: 2,733,901 km (0.066 R)
• M6: 3,189,277 km (0.07 R)
• M7: 3,804,872 km (0.115 R)
• M8: 4,166,301 km (0.1 R)
• M9: 4,636,038 km (0.114 R)
• M10: 6,579,314 km (0.107 R)
• M11: 6,913,516 km (0.097 R)
• M12: 7,198,350 km (0.11 R)
• M13: 8,552,510 km (0.093 R)
• M14: 11,948,532 km (0.057 R)
• M15: 13,522,750 km (0.032 R)
• M16: 14,530,890 km (0.095 R)
• M17: 16,350,598 km (0.089 R)
• M18: 16,612,993 km (0.036 R)
• M19: 18,048,534 km (0.059 R)
• M20: 18,416,844 km (0.094 R)
• M21: 20,852,298 km (0.105 R)
• M22: 21,647,709 km (0.101 R)
• M23: 23,701,838 km (0.085 R)
• M24: 24,230,068 km (0.078 R)
• M25: 24,549,759 km (0.114 R)
• M26: 28,377,519 km (0.106 R)
• M27: 29,363,369 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.7

Radius: 14.2

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.81 AU - 5.61 AU

Year: 8359 Days

Day: 14 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,992,454 km

• M1: 186,997 km (0.079 R)
• M2: 536,608 km (0.081 R)
• M3: 2,407,329 km (0.058 R)
• M4: 3,279,933 km (0.096 R)
• M5: 5,081,840 km (0.12 R)
• M6: 5,753,684 km (0.107 R)
• M7: 6,246,459 km (0.116 R)
• M8: 6,825,852 km (0.027 R)
• M9: 7,500,388 km (0.08 R)
• M10: 9,061,293 km (0.041 R)
• M11: 15,786,016 km (0.071 R)
• M12: 17,072,408 km (0.101 R)
• M13: 19,459,990 km (0.095 R)
• M14: 22,304,594 km (0.103 R)
• M15: 23,831,240 km (0.089 R)
• M16: 24,330,598 km (0.104 R)
• M17: 24,835,042 km (0.104 R)
• M18: 30,096,997 km (0.066 R)
• M19: 32,012,000 km (0.114 R)
• M20: 35,033,577 km (0.119 R)
• M21: 35,715,145 km (0.11 R)
• M22: 37,565,073 km (0.111 R)
• M23: 38,665,814 km (0.086 R)
• M24: 40,508,859 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.4

Radius: 7.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.03 AU - 8.73 AU

Year: 17052 Days

Day: 16.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,992,454 km

• M1: 90,806 km (0.087 R)
• M2: 345,721 km (0.093 R)
• M3: 616,343 km (0.116 R)
• M4: 877,242 km (0.102 R)
• M5: 1,478,775 km (0.116 R)
• M6: 2,063,852 km (0.119 R)
• M7: 2,268,951 km (0.117 R)
• M8: 2,815,432 km (0.062 R)
• M9: 2,967,124 km (0.098 R)
• M10: 4,408,350 km (0.089 R)
• M11: 4,934,635 km (0.09 R)
• M12: 5,371,461 km (0.085 R)
• M13: 6,728,164 km (0.052 R)
• M14: 7,065,956 km (0.058 R)
• M15: 8,276,801 km (0.082 R)
• M16: 9,346,875 km (0.118 R)
• M17: 10,028,592 km (0.1 R)
• M18: 11,728,024 km (0.045 R)
• M19: 13,231,184 km (0.094 R)
• M20: 13,514,223 km (0.104 R)
• M21: 13,944,466 km (0.086 R)
• M22: 17,039,796 km (0.093 R)
• M23: 20,505,380 km (0.044 R)
• M24: 22,604,089 km (0.072 R)
• M25: 25,128,254 km (0.068 R)
• M26: 27,109,378 km (0.05 R)
• M27: 27,514,639 km (0.086 R)
• M28: 30,722,017 km (0.112 R)
• M29: 30,937,288 km (0.095 R)
• M30: 32,025,314 km (0.046 R)
• M31: 39,923,633 km (0.098 R)
• M32: 40,169,123 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 19,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit