🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.4

Radius: 15

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.33 AU - 1.55 AU

Year: 1116 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,829,296 km

• M1: 186,549 km (0.116 R)
• M2: 667,655 km (0.08 R)
• M3: 1,194,240 km (0.093 R)
• M4: 1,998,927 km (0.104 R)
• M5: 2,938,102 km (0.081 R)
• M6: 3,548,611 km (0.104 R)
• M7: 4,070,109 km (0.12 R)
• M8: 4,586,820 km (0.109 R)
• M9: 5,413,648 km (0.062 R)
• M10: 6,063,650 km (0.083 R)
• M11: 7,652,081 km (0.075 R)
• M12: 8,643,915 km (0.103 R)
• M13: 11,291,049 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.8

Radius: 11.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.87 AU - 3.85 AU

Year: 3977 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,829,296 km

• M1: 193,131 km (0.033 R)
• M2: 581,936 km (0.052 R)
• M3: 989,740 km (0.105 R)
• M4: 1,720,076 km (0.051 R)
• M5: 2,402,093 km (0.07 R)
• M6: 2,882,601 km (0.098 R)
• M7: 3,974,516 km (0.115 R)
• M8: 6,408,773 km (0.098 R)
• M9: 7,536,292 km (0.113 R)
• M10: 11,403,247 km (0.109 R)
• M11: 14,187,563 km (0.077 R)
• M12: 17,222,754 km (0.039 R)
• M13: 18,223,713 km (0.092 R)
• M14: 21,259,802 km (0.099 R)
• M15: 23,962,886 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.5

Radius: 8.7

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.29 AU - 5.21 AU

Year: 5657 Days

Day: 13.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,829,296 km

• M1: 138,677 km (0.119 R)
• M2: 505,342 km (0.107 R)
• M3: 1,549,385 km (0.077 R)
• M4: 2,830,691 km (0.112 R)
• M5: 5,933,949 km (0.112 R)
• M6: 6,502,870 km (0.073 R)
• M7: 7,488,121 km (0.06 R)
• M8: 7,848,951 km (0.113 R)
• M9: 9,791,031 km (0.075 R)
• M10: 10,790,494 km (0.073 R)
• M11: 17,563,239 km (0.099 R)
• M12: 18,614,912 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.7

Radius: 9.6

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.35 AU - 6.25 AU

Year: 9019 Days

Day: 5.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,829,296 km

• M1: 127,158 km (0.116 R)
• M2: 771,177 km (0.096 R)
• M3: 2,430,517 km (0.12 R)
• M4: 2,929,276 km (0.083 R)
• M5: 3,326,309 km (0.113 R)
• M6: 3,723,192 km (0.119 R)
• M7: 5,448,803 km (0.063 R)
• M8: 6,645,736 km (0.069 R)
• M9: 7,053,540 km (0.06 R)
• M10: 7,652,380 km (0.101 R)
• M11: 9,181,869 km (0.11 R)
• M12: 10,683,682 km (0.112 R)
• M13: 14,167,068 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.1

Radius: 4.5

Gravity: 24.75 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.01 AU - 7.55 AU

Year: 11399 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 39,829,296 km

• M1: 55,950 km (0.084 R)
• M2: 325,974 km (0.083 R)
• M3: 473,477 km (0.098 R)
• M4: 756,666 km (0.08 R)
• M5: 1,013,675 km (0.078 R)
• M6: 1,642,285 km (0.077 R)
• M7: 1,988,904 km (0.082 R)
• M8: 2,197,742 km (0.091 R)
• M9: 3,159,956 km (0.079 R)
• M10: 4,288,522 km (0.085 R)
• M11: 4,519,352 km (0.103 R)
• M12: 5,360,092 km (0.105 R)
• M13: 6,263,513 km (0.118 R)
• M14: 6,985,024 km (0.074 R)
• M15: 7,845,062 km (0.117 R)
• M16: 9,335,805 km (0.066 R)
• M17: 9,822,297 km (0.117 R)
• M18: 10,479,929 km (0.102 R)
• M19: 13,283,842 km (0.106 R)
• M20: 13,466,501 km (0.059 R)
• M21: 16,691,083 km (0.062 R)
• M22: 18,594,716 km (0.042 R)
• M23: 19,286,008 km (0.07 R)
• M24: 25,538,451 km (0.07 R)
• M25: 26,874,360 km (0.092 R)
• M26: 27,166,525 km (0.071 R)
• M27: 30,311,221 km (0.082 R)
• M28: 37,432,678 km (0.034 R)
• M29: 38,041,392 km (0.086 R)
• M30: 41,833,100 km (0.077 R)
• M31: 42,225,645 km (0.102 R)
• M32: 43,150,907 km (0.05 R)
• M33: 46,565,928 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.4

Radius: 4.4

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.73 AU - 7.21 AU

Year: 11881 Days

Day: 18.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,829,296 km

• M1: 123,418 km (0.074 R)
• M2: 584,180 km (0.055 R)
• M3: 994,975 km (0.106 R)
• M4: 2,185,924 km (0.07 R)
• M5: 2,524,614 km (0.052 R)
• M6: 2,696,950 km (0.113 R)
• M7: 6,744,620 km (0.071 R)
• M8: 8,306,871 km (0.099 R)
• M9: 8,862,627 km (0.089 R)
• M10: 10,000,169 km (0.102 R)
• M11: 11,437,804 km (0.09 R)
• M12: 13,932,648 km (0.1 R)
• M13: 14,230,348 km (0.114 R)
• M14: 18,072,021 km (0.109 R)
• M15: 24,052,794 km (0.038 R)
• M16: 38,066,225 km (0.114 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: 323 - 17,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit