🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.9

Radius: 14.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.62 AU

Year: 254 Days

Day: 8.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,638,676 km

• M1: 181,612 km (0.105 R)
• M2: 671,246 km (0.063 R)
• M3: 1,767,499 km (0.099 R)
• M4: 2,296,477 km (0.056 R)
• M5: 3,276,642 km (0.1 R)
• M6: 3,875,183 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.6

Radius: 10.1

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.4 AU - 0.64 AU

Year: 254 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,638,676 km

• M1: 125,662 km (0.092 R)
• M2: 447,597 km (0.05 R)
• M3: 789,877 km (0.11 R)
• M4: 1,179,579 km (0.103 R)
• M5: 1,546,094 km (0.117 R)
• M6: 1,923,829 km (0.054 R)
• M7: 2,831,289 km (0.071 R)
• M8: 3,266,021 km (0.078 R)
• M9: 3,860,373 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.8

Radius: 14.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.89 AU - 1.21 AU

Year: 730 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,638,676 km

• M1: 183,108 km (0.08 R)
• M2: 670,498 km (0.099 R)
• M3: 1,151,305 km (0.044 R)
• M4: 1,751,193 km (0.069 R)
• M5: 2,287,950 km (0.082 R)
• M6: 3,035,191 km (0.12 R)
• M7: 3,516,298 km (0.117 R)
• M8: 4,017,451 km (0.095 R)
• M9: 5,737,677 km (0.077 R)
• M10: 6,631,374 km (0.099 R)
• M11: 7,833,842 km (0.116 R)
• M12: 8,961,212 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.6

Radius: 13.2

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.03 AU - 1.43 AU

Year: 925 Days

Day: 8.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,638,676 km

• M1: 164,109 km (0.112 R)
• M2: 640,279 km (0.099 R)
• M3: 1,087,726 km (0.1 R)
• M4: 1,561,802 km (0.058 R)
• M5: 2,272,242 km (0.09 R)
• M6: 2,803,913 km (0.091 R)
• M7: 3,403,651 km (0.059 R)
• M8: 3,828,958 km (0.062 R)
• M9: 4,516,509 km (0.095 R)
• M10: 5,265,396 km (0.078 R)
• M11: 6,451,408 km (0.049 R)
• M12: 7,083,609 km (0.094 R)
• M13: 7,782,530 km (0.091 R)
• M14: 8,390,645 km (0.107 R)
• M15: 11,048,252 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 10

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.48 AU - 3.64 AU

Year: 3631 Days

Day: 12.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,638,676 km

• M1: 124,465 km (0.106 R)
• M2: 509,830 km (0.111 R)
• M3: 1,156,691 km (0.095 R)
• M4: 1,506,002 km (0.095 R)
• M5: 1,939,536 km (0.09 R)
• M6: 3,322,120 km (0.085 R)
• M7: 4,197,567 km (0.088 R)
• M8: 5,378,343 km (0.115 R)
• M9: 6,988,913 km (0.103 R)
• M10: 7,546,165 km (0.088 R)
• M11: 8,346,813 km (0.075 R)
• M12: 10,158,144 km (0.037 R)
• M13: 11,622,259 km (0.079 R)
• M14: 12,546,624 km (0.08 R)
• M15: 13,569,125 km (0.116 R)
• M16: 15,449,870 km (0.086 R)
• M17: 15,779,434 km (0.081 R)
• M18: 16,169,884 km (0.067 R)
• M19: 17,203,456 km (0.06 R)
• M20: 18,219,674 km (0.117 R)
• M21: 19,465,675 km (0.113 R)
• M22: 21,304,532 km (0.099 R)
• M23: 21,919,379 km (0.057 R)
• M24: 24,721,497 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 14

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.39 AU - 4.91 AU

Year: 6801 Days

Day: 13.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,638,676 km

• M1: 175,927 km (0.102 R)
• M2: 640,129 km (0.104 R)
• M3: 1,086,829 km (0.086 R)
• M4: 3,138,563 km (0.093 R)
• M5: 4,124,862 km (0.081 R)
• M6: 5,248,940 km (0.109 R)
• M7: 5,931,556 km (0.096 R)
• M8: 6,921,445 km (0.109 R)
• M9: 8,756,412 km (0.036 R)
• M10: 9,993,287 km (0.032 R)
• M11: 10,896,858 km (0.106 R)
• M12: 12,168,141 km (0.082 R)
• M13: 12,649,248 km (0.111 R)
• M14: 16,253,360 km (0.113 R)
• M15: 17,503,100 km (0.108 R)
• M16: 18,674,901 km (0.092 R)
• M17: 19,971,914 km (0.092 R)
• M18: 20,945,347 km (0.092 R)
• M19: 22,424,721 km (0.1 R)
• M20: 25,244,491 km (0.113 R)
• M21: 26,471,493 km (0.026 R)
• M22: 27,554,581 km (0.072 R)
• M23: 28,666,842 km (0.099 R)
• M24: 29,905,512 km (0.067 R)
• M25: 32,387,490 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382

Radius: 4.6

Gravity: 18.05 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.38 AU - 7.28 AU

Year: 10802 Days

Day: 15.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,638,676 km

• M1: 57,146 km (0.105 R)
• M2: 404,213 km (0.114 R)
• M3: 977,472 km (0.1 R)
• M4: 1,292,825 km (0.076 R)
• M5: 1,716,486 km (0.111 R)
• M6: 2,333,278 km (0.093 R)
• M7: 2,555,730 km (0.069 R)
• M8: 3,663,353 km (0.071 R)
• M9: 4,615,842 km (0.065 R)
• M10: 5,431,001 km (0.082 R)
• M11: 6,232,397 km (0.073 R)
• M12: 6,661,444 km (0.114 R)
• M13: 7,983,889 km (0.047 R)
• M14: 8,192,129 km (0.094 R)
• M15: 8,971,833 km (0.11 R)
• M16: 9,425,863 km (0.075 R)
• M17: 10,478,284 km (0.12 R)
• M18: 11,928,037 km (0.047 R)
• M19: 15,603,656 km (0.09 R)
• M20: 15,863,807 km (0.087 R)
• M21: 16,126,800 km (0.105 R)
• M22: 16,933,581 km (0.085 R)
• M23: 17,346,771 km (0.108 R)
• M24: 20,198,705 km (0.101 R)
• M25: 23,094,919 km (0.077 R)
• M26: 23,774,094 km (0.105 R)
• M27: 24,641,761 km (0.105 R)
• M28: 26,995,983 km (0.115 R)
• M29: 30,598,449 km (0.052 R)
• M30: 31,108,578 km (0.071 R)
• M31: 33,098,978 km (0.077 R)
• M32: 33,744,642 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.1

Radius: 3.8

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.16 AU - 10.36 AU

Year: 19112 Days

Day: 23.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,638,676 km

• M1: 49,367 km (0.096 R)
• M2: 231,428 km (0.063 R)
• M3: 445,353 km (0.114 R)
• M4: 790,924 km (0.072 R)
• M5: 1,026,241 km (0.115 R)
• M6: 1,345,184 km (0.092 R)
• M7: 2,497,237 km (0.092 R)
• M8: 3,937,715 km (0.06 R)
• M9: 5,310,425 km (0.095 R)
• M10: 6,662,042 km (0.105 R)
• M11: 6,933,861 km (0.076 R)
• M12: 7,708,928 km (0.105 R)
• M13: 9,000,705 km (0.11 R)
• M14: 9,380,983 km (0.107 R)
• M15: 10,275,728 km (0.053 R)
• M16: 12,699,363 km (0.057 R)
• M17: 16,937,172 km (0.117 R)
• M18: 20,366,853 km (0.091 R)
• M19: 22,806,046 km (0.084 R)
• M20: 30,212,636 km (0.108 R)
• M21: 32,039,226 km (0.106 R)
• M22: 37,348,305 km (0.111 R)
• M23: 38,327,722 km (0.092 R)
• M24: 39,702,228 km (0.03 R)
• M25: 43,617,204 km (0.106 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 17,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit