🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.3

Radius: 12.8

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.74 AU - 0.9 AU

Year: 504 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,648,868 km

• M1: 159,172 km (0.117 R)
• M2: 560,394 km (0.083 R)
• M3: 1,007,542 km (0.079 R)
• M4: 1,462,469 km (0.106 R)
• M5: 1,946,867 km (0.068 R)
• M6: 2,469,412 km (0.12 R)
• M7: 2,960,691 km (0.046 R)
• M8: 3,479,646 km (0.112 R)
• M9: 4,213,574 km (0.111 R)
• M10: 5,361,588 km (0.081 R)
• M11: 5,846,734 km (0.067 R)
• M12: 6,418,197 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 12.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.22 AU - 1.24 AU

Year: 925 Days

Day: 7.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,648,868 km

• M1: 153,487 km (0.049 R)
• M2: 553,213 km (0.072 R)
• M3: 1,043,296 km (0.114 R)
• M4: 1,592,918 km (0.098 R)
• M5: 2,249,802 km (0.084 R)
• M6: 2,763,671 km (0.116 R)
• M7: 3,747,127 km (0.11 R)
• M8: 4,392,642 km (0.112 R)
• M9: 5,057,455 km (0.093 R)
• M10: 6,107,931 km (0.089 R)
• M11: 6,674,309 km (0.07 R)
• M12: 7,229,766 km (0.099 R)
• M13: 7,743,934 km (0.067 R)
• M14: 8,158,021 km (0.112 R)
• M15: 8,638,080 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.2

Radius: 8.1

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.23 AU - 1.67 AU

Year: 1184 Days

Day: 6.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,648,868 km

• M1: 101,278 km (0.052 R)
• M2: 416,929 km (0.058 R)
• M3: 915,090 km (0.107 R)
• M4: 1,242,111 km (0.092 R)
• M5: 1,494,034 km (0.119 R)
• M6: 2,070,883 km (0.087 R)
• M7: 2,453,854 km (0.109 R)
• M8: 3,009,012 km (0.055 R)
• M9: 3,859,625 km (0.114 R)
• M10: 4,686,901 km (0.09 R)
• M11: 5,020,953 km (0.086 R)
• M12: 5,287,088 km (0.077 R)
• M13: 6,423,583 km (0.041 R)
• M14: 7,087,199 km (0.071 R)
• M15: 7,634,428 km (0.05 R)
• M16: 9,292,571 km (0.036 R)
• M17: 11,281,774 km (0.113 R)
• M18: 12,173,377 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.8

Radius: 12.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.89 AU - 2.75 AU

Year: 2397 Days

Day: 14.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,648,868 km

• M1: 154,086 km (0.057 R)
• M2: 610,509 km (0.091 R)
• M3: 2,024,957 km (0.043 R)
• M4: 2,441,288 km (0.098 R)
• M5: 3,568,807 km (0.107 R)
• M6: 4,013,860 km (0.045 R)
• M7: 4,973,531 km (0.068 R)
• M8: 5,623,982 km (0.08 R)
• M9: 6,104,940 km (0.049 R)
• M10: 6,639,602 km (0.091 R)
• M11: 7,260,882 km (0.115 R)
• M12: 9,033,019 km (0.096 R)
• M13: 9,694,540 km (0.11 R)
• M14: 10,459,434 km (0.108 R)
• M15: 11,339,219 km (0.098 R)
• M16: 11,758,692 km (0.085 R)
• M17: 15,451,216 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978

Radius: 12.9

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.38 AU - 5.08 AU

Year: 6977 Days

Day: 13.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,648,868 km

• M1: 164,857 km (0.069 R)
• M2: 675,135 km (0.085 R)
• M3: 1,360,593 km (0.087 R)
• M4: 1,912,459 km (0.111 R)
• M5: 3,361,913 km (0.066 R)
• M6: 3,837,784 km (0.099 R)
• M7: 4,250,823 km (0.101 R)
• M8: 4,780,101 km (0.104 R)
• M9: 5,290,678 km (0.086 R)
• M10: 7,274,944 km (0.071 R)
• M11: 7,708,778 km (0.11 R)
• M12: 8,499,104 km (0.098 R)
• M13: 9,388,613 km (0.05 R)
• M14: 9,951,550 km (0.114 R)
• M15: 10,437,743 km (0.099 R)
• M16: 10,939,793 km (0.119 R)
• M17: 14,116,504 km (0.056 R)
• M18: 17,024,387 km (0.112 R)
• M19: 18,364,485 km (0.043 R)
• M20: 18,949,263 km (0.045 R)
• M21: 20,465,886 km (0.095 R)
• M22: 24,171,874 km (0.031 R)
• M23: 24,697,711 km (0.112 R)
• M24: 31,202,226 km (0.105 R)
• M25: 31,721,331 km (0.081 R)
• M26: 32,563,866 km (0.089 R)
• M27: 38,884,825 km (0.081 R)
• M28: 41,702,351 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834

Radius: 3.9

Gravity: 54.83 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.69 AU - 7.21 AU

Year: 9844 Days

Day: 15.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 50,648,868 km

• M1: 48,470 km (0.053 R)
• M2: 175,777 km (0.027 R)
• M3: 343,626 km (0.112 R)
• M4: 672,293 km (0.06 R)
• M5: 839,094 km (0.091 R)
• M6: 1,232,238 km (0.099 R)
• M7: 1,387,520 km (0.107 R)
• M8: 1,512,584 km (0.105 R)
• M9: 1,883,437 km (0.061 R)
• M10: 3,385,101 km (0.11 R)
• M11: 3,665,148 km (0.054 R)
• M12: 5,136,144 km (0.1 R)
• M13: 5,540,208 km (0.111 R)
• M14: 5,785,548 km (0.113 R)
• M15: 6,148,622 km (0.097 R)
• M16: 6,642,893 km (0.11 R)
• M17: 7,328,800 km (0.086 R)
• M18: 9,320,995 km (0.106 R)
• M19: 11,590,394 km (0.075 R)
• M20: 13,004,543 km (0.048 R)
• M21: 14,398,496 km (0.114 R)
• M22: 14,996,289 km (0.094 R)
• M23: 15,199,144 km (0.06 R)
• M24: 16,816,147 km (0.102 R)
• M25: 18,777,974 km (0.105 R)
• M26: 20,552,952 km (0.071 R)
• M27: 20,719,754 km (0.116 R)
• M28: 21,481,057 km (0.117 R)
• M29: 25,281,741 km (0.057 R)
• M30: 27,440,737 km (0.05 R)
• M31: 28,668,487 km (0.1 R)
• M32: 34,063,136 km (0.032 R)
• M33: 35,241,369 km (0.057 R)
• M34: 35,840,508 km (0.115 R)
• M35: 36,324,757 km (0.083 R)
• M36: 36,813,343 km (0.037 R)
• M37: 37,928,595 km (0.078 R)
• M38: 41,542,132 km (0.059 R)
• M39: 45,096,877 km (0.118 R)
• M40: 45,661,160 km (0.074 R)
• M41: 49,893,583 km (0.063 R)
• M42: 50,497,210 km (0.045 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit