🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.9

Radius: 11.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.84 AU - 0.88 AU

Year: 523 Days

Day: 6.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,501,682 km

• M1: 138,378 km (0.095 R)
• M2: 511,026 km (0.089 R)
• M3: 935,884 km (0.099 R)
• M4: 1,439,580 km (0.111 R)
• M5: 2,008,052 km (0.099 R)
• M6: 2,403,290 km (0.104 R)
• M7: 2,780,576 km (0.105 R)
• M8: 3,165,042 km (0.109 R)
• M9: 3,537,840 km (0.074 R)
• M10: 3,990,822 km (0.07 R)
• M11: 4,386,359 km (0.099 R)
• M12: 4,822,587 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.1

Radius: 8.3

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1 AU - 1.22 AU

Year: 767 Days

Day: 9 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,501,682 km

• M1: 103,223 km (0.081 R)
• M2: 1,341,444 km (0.094 R)
• M3: 1,935,497 km (0.087 R)
• M4: 2,513,843 km (0.073 R)
• M5: 3,326,757 km (0.105 R)
• M6: 3,968,832 km (0.1 R)
• M7: 4,533,713 km (0.096 R)
• M8: 5,049,975 km (0.098 R)
• M9: 5,658,988 km (0.05 R)
• M10: 6,142,489 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.5

Radius: 11.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.01 AU - 1.33 AU

Year: 830 Days

Day: 8 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,501,682 km

• M1: 147,952 km (0.086 R)
• M2: 611,406 km (0.112 R)
• M3: 989,141 km (0.092 R)
• M4: 1,445,415 km (0.091 R)
• M5: 2,003,714 km (0.091 R)
• M6: 3,025,467 km (0.049 R)
• M7: 3,444,192 km (0.061 R)
• M8: 4,121,721 km (0.116 R)
• M9: 5,662,728 km (0.066 R)
• M10: 6,389,325 km (0.101 R)
• M11: 7,060,720 km (0.071 R)
• M12: 7,680,205 km (0.115 R)
• M13: 9,304,090 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.2

Radius: 13.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.35 AU - 2.61 AU

Year: 2562 Days

Day: 8.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,501,682 km

• M1: 180,714 km (0.071 R)
• M2: 717,920 km (0.1 R)
• M3: 1,340,696 km (0.114 R)
• M4: 1,946,867 km (0.101 R)
• M5: 2,597,468 km (0.114 R)
• M6: 3,455,112 km (0.096 R)
• M7: 3,897,473 km (0.046 R)
• M8: 4,553,310 km (0.105 R)
• M9: 5,991,245 km (0.098 R)
• M10: 6,920,248 km (0.103 R)
• M11: 7,489,019 km (0.114 R)
• M12: 8,875,941 km (0.049 R)
• M13: 9,515,621 km (0.063 R)
• M14: 10,117,454 km (0.045 R)
• M15: 11,923,698 km (0.111 R)
• M16: 13,809,679 km (0.103 R)
• M17: 14,582,202 km (0.04 R)
• M18: 15,023,665 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.3

Radius: 9.5

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.63 AU - 4.15 AU

Year: 4095 Days

Day: 12.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,501,682 km

• M1: 122,072 km (0.103 R)
• M2: 570,117 km (0.11 R)
• M3: 883,076 km (0.118 R)
• M4: 1,201,570 km (0.07 R)
• M5: 2,177,547 km (0.087 R)
• M6: 2,659,252 km (0.061 R)
• M7: 3,155,917 km (0.116 R)
• M8: 4,851,908 km (0.11 R)
• M9: 6,122,442 km (0.11 R)
• M10: 6,712,606 km (0.032 R)
• M11: 8,354,443 km (0.062 R)
• M12: 11,382,453 km (0.056 R)
• M13: 13,897,941 km (0.117 R)
• M14: 14,350,475 km (0.03 R)
• M15: 15,713,461 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.5

Radius: 12.9

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.32 AU - 6.4 AU

Year: 9306 Days

Day: 13.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,501,682 km

• M1: 160,369 km (0.1 R)
• M2: 661,223 km (0.048 R)
• M3: 1,199,027 km (0.092 R)
• M4: 1,600,548 km (0.092 R)
• M5: 2,550,045 km (0.11 R)
• M6: 4,896,488 km (0.073 R)
• M7: 7,195,658 km (0.102 R)
• M8: 9,543,746 km (0.094 R)
• M9: 11,793,399 km (0.073 R)
• M10: 12,305,622 km (0.042 R)
• M11: 14,505,309 km (0.062 R)
• M12: 17,904,621 km (0.084 R)
• M13: 20,717,959 km (0.102 R)
• M14: 26,137,441 km (0.095 R)
• M15: 27,801,268 km (0.111 R)
• M16: 30,163,419 km (0.066 R)
• M17: 33,441,706 km (0.119 R)
• M18: 38,918,784 km (0.12 R)
• M19: 44,553,687 km (0.109 R)
• M20: 45,519,640 km (0.042 R)
• M21: 46,077,939 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: 265 - 17,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit