🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.5

Radius: 13.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.64 AU - 0.78 AU

Year: 386 Days

Day: 6.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,031,725 km

• M1: 169,494 km (0.096 R)
• M2: 656,435 km (0.119 R)
• M3: 1,356,703 km (0.084 R)
• M4: 1,849,478 km (0.078 R)
• M5: 2,438,296 km (0.11 R)
• M6: 2,862,705 km (0.075 R)
• M7: 3,397,517 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.6

Radius: 14.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.62 AU - 0.86 AU

Year: 411 Days

Day: 7.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,031,725 km

• M1: 185,651 km (0.106 R)
• M2: 676,033 km (0.067 R)
• M3: 1,245,552 km (0.097 R)
• M4: 1,891,366 km (0.09 R)
• M5: 2,766,663 km (0.054 R)
• M6: 3,243,581 km (0.073 R)
• M7: 3,924,102 km (0.092 R)
• M8: 4,544,335 km (0.076 R)
• M9: 5,033,220 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.4

Radius: 13.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.76 AU - 1.08 AU

Year: 570 Days

Day: 6.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,031,725 km

• M1: 167,849 km (0.07 R)
• M2: 613,650 km (0.073 R)
• M3: 1,041,052 km (0.107 R)
• M4: 1,491,042 km (0.05 R)
• M5: 1,995,187 km (0.116 R)
• M6: 2,440,240 km (0.065 R)
• M7: 2,861,957 km (0.093 R)
• M8: 3,484,284 km (0.074 R)
• M9: 4,358,085 km (0.043 R)
• M10: 5,134,947 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.6

Radius: 8.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.12 AU - 2.66 AU

Year: 2386 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,031,725 km

• M1: 104,419 km (0.034 R)
• M2: 484,847 km (0.036 R)
• M3: 976,126 km (0.11 R)
• M4: 1,256,921 km (0.066 R)
• M5: 1,666,520 km (0.034 R)
• M6: 2,073,875 km (0.099 R)
• M7: 2,361,402 km (0.096 R)
• M8: 3,003,476 km (0.093 R)
• M9: 3,513,904 km (0.112 R)
• M10: 4,536,107 km (0.105 R)
• M11: 5,833,419 km (0.11 R)
• M12: 6,751,202 km (0.092 R)
• M13: 7,026,762 km (0.119 R)
• M14: 8,519,150 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 11.5

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.6 AU - 2.64 AU

Year: 2738 Days

Day: 10.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,031,725 km

• M1: 143,016 km (0.115 R)
• M2: 724,203 km (0.041 R)
• M3: 1,132,157 km (0.109 R)
• M4: 1,492,987 km (0.114 R)
• M5: 2,007,603 km (0.059 R)
• M6: 2,429,021 km (0.062 R)
• M7: 2,811,842 km (0.104 R)
• M8: 3,343,064 km (0.109 R)
• M9: 3,940,408 km (0.111 R)
• M10: 4,862,380 km (0.045 R)
• M11: 5,895,652 km (0.052 R)
• M12: 6,536,230 km (0.085 R)
• M13: 7,315,785 km (0.052 R)
• M14: 8,810,417 km (0.111 R)
• M15: 10,184,473 km (0.1 R)
• M16: 10,780,471 km (0.105 R)
• M17: 12,173,527 km (0.119 R)
• M18: 14,807,197 km (0.07 R)
• M19: 15,417,407 km (0.05 R)
• M20: 16,044,222 km (0.041 R)
• M21: 17,404,964 km (0.116 R)
• M22: 17,970,295 km (0.104 R)
• M23: 18,723,370 km (0.087 R)
• M24: 21,493,923 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.2

Radius: 11.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.26 AU - 3.46 AU

Year: 3123 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 34,031,725 km

• M1: 147,952 km (0.074 R)
• M2: 1,740,122 km (0.068 R)
• M3: 4,336,842 km (0.055 R)
• M4: 4,840,688 km (0.091 R)
• M5: 5,661,531 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.8

Radius: 13.5

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.4 AU - 4.68 AU

Year: 5243 Days

Day: 12.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,031,725 km

• M1: 167,849 km (0.102 R)
• M2: 927,357 km (0.102 R)
• M3: 1,558,511 km (0.031 R)
• M4: 2,115,463 km (0.072 R)
• M5: 2,623,348 km (0.109 R)
• M6: 3,233,259 km (0.073 R)
• M7: 3,983,642 km (0.116 R)
• M8: 4,766,487 km (0.074 R)
• M9: 8,083,371 km (0.083 R)
• M10: 10,536,328 km (0.11 R)
• M11: 13,395,741 km (0.066 R)
• M12: 15,269,305 km (0.072 R)
• M13: 16,674,627 km (0.116 R)
• M14: 17,376,391 km (0.071 R)
• M15: 18,164,473 km (0.075 R)
• M16: 19,391,175 km (0.077 R)
• M17: 20,527,221 km (0.087 R)
• M18: 21,259,503 km (0.069 R)
• M19: 21,933,441 km (0.105 R)
• M20: 22,698,784 km (0.082 R)
• M21: 24,040,827 km (0.104 R)
• M22: 32,432,070 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 10,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit