🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.5

Radius: 13.6

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.66 AU - 0.92 AU

Year: 485 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 94.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,856,940 km

• M1: 169,345 km (0.082 R)
• M2: 614,099 km (0.097 R)
• M3: 1,069,924 km (0.078 R)
• M4: 1,747,303 km (0.041 R)
• M5: 2,829,644 km (0.076 R)
• M6: 3,393,029 km (0.075 R)
• M7: 4,059,039 km (0.115 R)
• M8: 4,907,259 km (0.09 R)
• M9: 5,391,358 km (0.096 R)
• M10: 6,495,240 km (0.108 R)
• M11: 6,976,945 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 14.9

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.02 AU - 1.16 AU

Year: 786 Days

Day: 7.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,856,940 km

• M1: 185,352 km (0.096 R)
• M2: 710,739 km (0.114 R)
• M3: 1,186,610 km (0.112 R)
• M4: 1,700,928 km (0.101 R)
• M5: 2,429,469 km (0.114 R)
• M6: 3,050,899 km (0.073 R)
• M7: 3,792,306 km (0.04 R)
• M8: 4,855,648 km (0.073 R)
• M9: 5,909,864 km (0.085 R)
• M10: 6,802,365 km (0.094 R)
• M11: 7,384,600 km (0.069 R)
• M12: 8,778,403 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 12.8

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.42 AU - 1.52 AU

Year: 1230 Days

Day: 9.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,856,940 km

• M1: 159,172 km (0.067 R)
• M2: 604,675 km (0.08 R)
• M3: 1,059,452 km (0.045 R)
• M4: 1,965,417 km (0.104 R)
• M5: 3,062,418 km (0.108 R)
• M6: 3,723,042 km (0.079 R)
• M7: 4,458,914 km (0.108 R)
• M8: 5,107,720 km (0.117 R)
• M9: 6,039,864 km (0.07 R)
• M10: 6,476,241 km (0.09 R)
• M11: 6,884,344 km (0.088 R)
• M12: 7,438,305 km (0.117 R)
• M13: 7,886,501 km (0.038 R)
• M14: 9,832,021 km (0.114 R)
• M15: 10,372,817 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.5

Radius: 12.1

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.83 AU - 2.67 AU

Year: 2330 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,856,940 km

• M1: 151,393 km (0.112 R)
• M2: 633,397 km (0.086 R)
• M3: 1,046,736 km (0.088 R)
• M4: 1,477,279 km (0.103 R)
• M5: 1,880,445 km (0.049 R)
• M6: 3,072,740 km (0.094 R)
• M7: 3,481,741 km (0.105 R)
• M8: 3,875,782 km (0.056 R)
• M9: 4,696,326 km (0.069 R)
• M10: 5,673,350 km (0.044 R)
• M11: 7,400,008 km (0.119 R)
• M12: 7,944,245 km (0.11 R)
• M13: 12,609,006 km (0.079 R)
• M14: 13,071,712 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.4

Radius: 9.6

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.36 AU - 3.06 AU

Year: 3079 Days

Day: 6.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,856,940 km

• M1: 119,379 km (0.117 R)
• M2: 443,258 km (0.104 R)
• M3: 775,964 km (0.118 R)
• M4: 1,339,649 km (0.12 R)
• M5: 1,691,054 km (0.099 R)
• M6: 2,024,059 km (0.08 R)
• M7: 2,506,512 km (0.087 R)
• M8: 3,391,833 km (0.086 R)
• M9: 4,011,467 km (0.117 R)
• M10: 4,382,320 km (0.052 R)
• M11: 4,993,727 km (0.098 R)
• M12: 5,850,623 km (0.042 R)
• M13: 6,415,804 km (0.081 R)
• M14: 6,802,365 km (0.101 R)
• M15: 8,124,660 km (0.091 R)
• M16: 11,058,424 km (0.11 R)
• M17: 11,398,909 km (0.073 R)
• M18: 13,302,841 km (0.094 R)
• M19: 15,835,084 km (0.114 R)
• M20: 16,764,685 km (0.104 R)
• M21: 20,464,690 km (0.101 R)
• M22: 20,849,306 km (0.107 R)
• M23: 22,032,326 km (0.104 R)
• M24: 22,845,540 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.3

Radius: 11

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.06 AU - 4.16 AU

Year: 4734 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,856,940 km

• M1: 148,999 km (0.11 R)
• M2: 635,941 km (0.083 R)
• M3: 1,334,114 km (0.112 R)
• M4: 1,714,840 km (0.095 R)
• M5: 2,905,041 km (0.108 R)
• M6: 3,490,717 km (0.11 R)
• M7: 3,892,836 km (0.115 R)
• M8: 4,764,094 km (0.089 R)
• M9: 5,852,269 km (0.06 R)
• M10: 7,064,011 km (0.06 R)
• M11: 7,859,723 km (0.078 R)
• M12: 8,835,400 km (0.087 R)
• M13: 11,504,675 km (0.04 R)
• M14: 13,181,966 km (0.052 R)
• M15: 15,964,786 km (0.096 R)
• M16: 17,784,494 km (0.066 R)
• M17: 20,587,809 km (0.118 R)
• M18: 20,948,639 km (0.091 R)
• M19: 21,461,011 km (0.107 R)
• M20: 22,282,902 km (0.053 R)
• M21: 23,203,527 km (0.089 R)
• M22: 25,120,325 km (0.057 R)
• M23: 26,201,618 km (0.107 R)
• M24: 27,140,494 km (0.044 R)
• M25: 28,278,934 km (0.065 R)
• M26: 32,368,641 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 15,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit