🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.49 AU - 0.57 AU

Year: 245 Days

Day: 19.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,538,865 km

• M1: 318,494 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.5

Radius: 14.1

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.67 AU - 0.89 AU

Year: 438 Days

Day: 8.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 17,538,865 km

• M1: 175,478 km (0.1 R)
• M2: 280,496 km (0.081 R)
• M3: 376,987 km (0.076 R)
• M4: 495,019 km (0.095 R)
• M5: 586,424 km (0.086 R)
• M6: 704,905 km (0.08 R)
• M7: 869,313 km (0.102 R)
• M8: 1,067,680 km (0.09 R)
• M9: 1,201,869 km (0.068 R)
• M10: 1,329,177 km (0.084 R)
• M11: 1,443,470 km (0.104 R)
• M12: 1,533,827 km (0.076 R)
• M13: 1,677,890 km (0.12 R)
• M14: 1,836,613 km (0.059 R)
• M15: 1,950,158 km (0.109 R)
• M16: 2,091,827 km (0.055 R)
• M17: 2,456,098 km (0.046 R)
• M18: 2,560,068 km (0.117 R)
• M19: 2,660,000 km (0.11 R)
• M20: 2,863,752 km (0.117 R)
• M21: 2,967,723 km (0.115 R)
• M22: 3,096,526 km (0.111 R)
• M23: 3,269,162 km (0.12 R)
• M24: 3,518,841 km (0.109 R)
• M25: 3,618,025 km (0.05 R)
• M26: 3,743,388 km (0.092 R)
• M27: 3,863,814 km (0.111 R)
• M28: 4,011,317 km (0.1 R)
• M29: 4,121,721 km (0.112 R)
• M30: 4,233,021 km (0.094 R)
• M31: 4,385,312 km (0.088 R)
• M32: 4,478,960 km (0.091 R)
• M33: 4,573,207 km (0.12 R)
• M34: 4,688,547 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.5

Radius: 8.3

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.98 AU - 1.5 AU

Year: 878 Days

Day: 13.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 17,538,865 km

• M1: 103,372 km (0.09 R)
• M2: 175,329 km (0.116 R)
• M3: 289,621 km (0.07 R)
• M4: 374,144 km (0.087 R)
• M5: 426,204 km (0.098 R)
• M6: 555,307 km (0.063 R)
• M7: 630,405 km (0.073 R)
• M8: 818,600 km (0.111 R)
• M9: 905,516 km (0.075 R)
• M10: 1,067,530 km (0.103 R)
• M11: 1,289,234 km (0.057 R)
• M12: 1,382,135 km (0.109 R)
• M13: 1,501,364 km (0.082 R)
• M14: 1,579,604 km (0.082 R)
• M15: 1,639,144 km (0.088 R)
• M16: 1,791,584 km (0.118 R)
• M17: 1,932,655 km (0.045 R)
• M18: 1,996,683 km (0.109 R)
• M19: 2,159,595 km (0.103 R)
• M20: 2,226,016 km (0.099 R)
• M21: 2,281,966 km (0.086 R)
• M22: 2,395,212 km (0.114 R)
• M23: 2,493,049 km (0.065 R)
• M24: 2,848,792 km (0.078 R)
• M25: 3,045,214 km (0.093 R)
• M26: 3,367,298 km (0.113 R)
• M27: 3,425,342 km (0.098 R)
• M28: 3,542,328 km (0.089 R)
• M29: 3,854,090 km (0.105 R)
• M30: 3,928,440 km (0.053 R)
• M31: 4,105,863 km (0.07 R)
• M32: 4,384,115 km (0.099 R)
• M33: 4,447,545 km (0.102 R)
• M34: 4,625,417 km (0.118 R)
• M35: 4,747,788 km (0.086 R)
• M36: 4,929,549 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 12.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.61 AU - 2.25 AU

Year: 1705 Days

Day: 5.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 17,538,865 km

• M1: 347,815 km (0.096 R)
• M2: 453,581 km (0.11 R)
• M3: 650,452 km (0.073 R)
• M4: 834,307 km (0.105 R)
• M5: 923,617 km (0.093 R)
• M6: 1,190,799 km (0.105 R)
• M7: 1,398,590 km (0.081 R)
• M8: 1,578,407 km (0.033 R)
• M9: 1,875,808 km (0.109 R)
• M10: 2,031,389 km (0.114 R)
• M11: 2,164,532 km (0.073 R)
• M12: 2,639,206 km (0.077 R)
• M13: 2,844,155 km (0.035 R)
• M14: 2,973,856 km (0.081 R)
• M15: 3,187,482 km (0.099 R)
• M16: 3,280,532 km (0.049 R)
• M17: 3,880,718 km (0.062 R)
• M18: 4,002,641 km (0.073 R)
• M19: 4,159,868 km (0.095 R)
• M20: 4,284,782 km (0.095 R)
• M21: 4,387,855 km (0.093 R)
• M22: 4,904,267 km (0.059 R)
• M23: 5,084,682 km (0.099 R)
• M24: 5,206,305 km (0.026 R)
• M25: 5,328,975 km (0.094 R)
• M26: 5,452,394 km (0.049 R)
• M27: 5,727,654 km (0.054 R)
• M28: 6,200,832 km (0.102 R)
• M29: 6,383,192 km (0.041 R)
• M30: 6,981,583 km (0.108 R)
• M31: 7,335,532 km (0.113 R)
• M32: 7,431,873 km (0.077 R)
• M33: 7,779,239 km (0.061 R)
• M34: 7,919,711 km (0.093 R)
• M35: 8,032,658 km (0.095 R)
• M36: 8,649,300 km (0.058 R)
• M37: 8,853,352 km (0.107 R)
• M38: 8,985,447 km (0.119 R)
• M39: 9,761,261 km (0.075 R)
• M40: 9,928,063 km (0.091 R)
• M41: 10,295,475 km (0.117 R)
• M42: 10,434,451 km (0.106 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.7

Radius: 13.1

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.16 AU - 5.68 AU

Year: 6939 Days

Day: 7 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 17,538,865 km

• M1: 173,085 km (0.105 R)
• M2: 317,895 km (0.106 R)
• M3: 444,306 km (0.058 R)
• M4: 548,725 km (0.115 R)
• M5: 679,773 km (0.051 R)
• M6: 805,435 km (0.072 R)
• M7: 977,323 km (0.114 R)
• M8: 1,212,940 km (0.112 R)
• M9: 1,424,022 km (0.12 R)
• M10: 1,545,496 km (0.091 R)
• M11: 1,670,709 km (0.032 R)
• M12: 1,919,341 km (0.114 R)
• M13: 2,244,267 km (0.079 R)
• M14: 2,387,283 km (0.098 R)
• M15: 2,493,198 km (0.077 R)
• M16: 2,792,693 km (0.107 R)
• M17: 2,918,654 km (0.1 R)
• M18: 3,089,794 km (0.067 R)
• M19: 3,220,244 km (0.119 R)
• M20: 3,323,018 km (0.12 R)
• M21: 3,699,256 km (0.097 R)
• M22: 3,931,731 km (0.107 R)
• M23: 4,411,192 km (0.1 R)
• M24: 4,558,696 km (0.105 R)
• M25: 4,892,449 km (0.076 R)
• M26: 5,062,392 km (0.092 R)
• M27: 5,234,280 km (0.077 R)
• M28: 5,690,404 km (0.081 R)
• M29: 5,977,482 km (0.062 R)
• M30: 6,177,644 km (0.066 R)
• M31: 6,269,348 km (0.071 R)
• M32: 6,398,600 km (0.08 R)
• M33: 6,659,648 km (0.102 R)
• M34: 6,772,744 km (0.085 R)
• M35: 6,981,583 km (0.086 R)
• M36: 7,857,927 km (0.109 R)
• M37: 7,977,456 km (0.074 R)
• M38: 8,238,504 km (0.119 R)
• M39: 8,666,205 km (0.057 R)
• M40: 8,913,789 km (0.068 R)
• M41: 9,038,554 km (0.11 R)
• M42: 9,522,054 km (0.042 R)
• M43: 9,649,511 km (0.106 R)
• M44: 10,187,017 km (0.069 R)
• M45: 10,404,831 km (0.097 R)
• M46: 10,712,255 km (0.086 R)
• M47: 11,903,353 km (0.11 R)
• M48: 12,040,833 km (0.048 R)
• M49: 12,642,815 km (0.03 R)
• M50: 12,876,936 km (0.071 R)
• M51: 13,018,156 km (0.111 R)
• M52: 13,207,098 km (0.09 R)
• M53: 13,325,730 km (0.069 R)
• M54: 14,214,640 km (0.083 R)
• M55: 14,336,114 km (0.087 R)
• M56: 14,433,651 km (0.082 R)
• M57: 15,746,672 km (0.067 R)
• M58: 15,948,180 km (0.075 R)
• M59: 16,201,300 km (0.113 R)
• M60: 16,353,890 km (0.05 R)
• M61: 16,839,933 km (0.113 R)
• M62: 17,252,973 km (0.03 R)
• M63: 17,356,794 km (0.066 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 18,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit