🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.63 AU

Year: 246 Days

Day: 16.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 11.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.66 AU - 0.7 AU

Year: 368 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 17,200,238 km

• M1: 185,202 km (0.098 R)
• M2: 272,268 km (0.08 R)
• M3: 349,909 km (0.05 R)
• M4: 425,606 km (0.111 R)
• M5: 506,239 km (0.083 R)
• M6: 593,455 km (0.118 R)
• M7: 705,952 km (0.09 R)
• M8: 800,199 km (0.068 R)
• M9: 905,067 km (0.092 R)
• M10: 1,002,306 km (0.066 R)
• M11: 1,110,016 km (0.07 R)
• M12: 1,218,325 km (0.058 R)
• M13: 1,326,933 km (0.101 R)
• M14: 1,413,401 km (0.055 R)
• M15: 1,588,430 km (0.114 R)
• M16: 1,672,953 km (0.104 R)
• M17: 1,818,661 km (0.103 R)
• M18: 1,960,330 km (0.079 R)
• M19: 2,047,247 km (0.084 R)
• M20: 2,350,931 km (0.12 R)
• M21: 2,582,508 km (0.089 R)
• M22: 2,765,915 km (0.093 R)
• M23: 2,859,264 km (0.101 R)
• M24: 2,968,022 km (0.06 R)
• M25: 3,058,828 km (0.113 R)
• M26: 3,140,807 km (0.094 R)
• M27: 3,267,816 km (0.095 R)
• M28: 3,411,579 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.9

Radius: 12.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.73 AU - 1.07 AU

Year: 560 Days

Day: 8.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 17,200,238 km

• M1: 160,070 km (0.088 R)
• M2: 314,455 km (0.095 R)
• M3: 403,765 km (0.047 R)
• M4: 578,645 km (0.071 R)
• M5: 737,966 km (0.083 R)
• M6: 882,029 km (0.106 R)
• M7: 966,103 km (0.082 R)
• M8: 1,074,262 km (0.055 R)
• M9: 1,173,745 km (0.117 R)
• M10: 1,299,407 km (0.117 R)
• M11: 1,392,008 km (0.088 R)
• M12: 1,555,070 km (0.097 R)
• M13: 1,679,087 km (0.043 R)
• M14: 1,801,458 km (0.063 R)
• M15: 1,895,255 km (0.043 R)
• M16: 2,044,704 km (0.062 R)
• M17: 2,209,261 km (0.078 R)
• M18: 2,378,307 km (0.072 R)
• M19: 2,522,519 km (0.079 R)
• M20: 2,640,103 km (0.091 R)
• M21: 2,747,514 km (0.1 R)
• M22: 2,856,422 km (0.069 R)
• M23: 2,979,242 km (0.067 R)
• M24: 3,204,686 km (0.052 R)
• M25: 3,351,890 km (0.088 R)
• M26: 3,442,546 km (0.085 R)
• M27: 3,586,609 km (0.119 R)
• M28: 3,699,406 km (0.106 R)
• M29: 3,779,889 km (0.039 R)
• M30: 3,874,286 km (0.084 R)
• M31: 3,990,224 km (0.057 R)
• M32: 4,128,004 km (0.103 R)
• M33: 4,330,709 km (0.102 R)
• M34: 4,687,948 km (0.069 R)
• M35: 4,775,014 km (0.076 R)
• M36: 4,855,498 km (0.109 R)
• M37: 4,936,281 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.5

Radius: 9.2

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.53 AU - 2.43 AU

Year: 1828 Days

Day: 13.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 17,200,238 km

• M1: 118,781 km (0.102 R)
• M2: 226,342 km (0.096 R)
• M3: 305,479 km (0.071 R)
• M4: 384,616 km (0.103 R)
• M5: 560,394 km (0.106 R)
• M6: 712,385 km (0.107 R)
• M7: 906,114 km (0.093 R)
• M8: 1,038,359 km (0.096 R)
• M9: 1,136,944 km (0.03 R)
• M10: 1,269,936 km (0.076 R)
• M11: 1,462,918 km (0.09 R)
• M12: 1,619,696 km (0.026 R)
• M13: 1,711,848 km (0.044 R)
• M14: 1,877,453 km (0.09 R)
• M15: 1,962,275 km (0.075 R)
• M16: 2,048,444 km (0.113 R)
• M17: 2,262,967 km (0.105 R)
• M18: 2,458,491 km (0.049 R)
• M19: 2,591,783 km (0.099 R)
• M20: 2,893,821 km (0.102 R)
• M21: 3,063,465 km (0.065 R)
• M22: 3,207,229 km (0.09 R)
• M23: 3,353,386 km (0.074 R)
• M24: 3,486,827 km (0.088 R)
• M25: 3,637,173 km (0.079 R)
• M26: 3,959,856 km (0.102 R)
• M27: 4,259,799 km (0.11 R)
• M28: 4,583,529 km (0.085 R)
• M29: 4,715,325 km (0.104 R)
• M30: 4,831,562 km (0.097 R)
• M31: 4,999,411 km (0.115 R)
• M32: 5,084,084 km (0.054 R)
• M33: 5,203,463 km (0.072 R)
• M34: 5,444,914 km (0.111 R)
• M35: 5,567,135 km (0.064 R)
• M36: 5,654,949 km (0.119 R)
• M37: 6,191,407 km (0.063 R)
• M38: 6,300,763 km (0.119 R)
• M39: 6,447,369 km (0.074 R)
• M40: 6,632,422 km (0.114 R)
• M41: 6,837,969 km (0.111 R)
• M42: 7,236,199 km (0.031 R)
• M43: 7,293,644 km (0.079 R)
• M44: 7,370,537 km (0.086 R)
• M45: 7,564,117 km (0.084 R)
• M46: 7,680,953 km (0.084 R)
• M47: 7,916,570 km (0.113 R)
• M48: 9,047,530 km (0.114 R)
• M49: 9,213,284 km (0.087 R)
• M50: 10,142,436 km (0.087 R)
• M51: 10,379,399 km (0.086 R)
• M52: 10,487,708 km (0.072 R)
• M53: 11,123,350 km (0.05 R)
• M54: 11,367,643 km (0.076 R)
• M55: 11,591,441 km (0.118 R)
• M56: 11,726,379 km (0.114 R)
• M57: 12,708,638 km (0.086 R)
• M58: 12,987,489 km (0.097 R)
• M59: 13,150,999 km (0.101 R)
• M60: 13,574,810 km (0.091 R)
• M61: 13,788,436 km (0.119 R)
• M62: 13,931,451 km (0.076 R)
• M63: 14,146,872 km (0.103 R)
• M64: 14,243,064 km (0.112 R)
• M65: 14,435,895 km (0.095 R)
• M66: 14,775,482 km (0.058 R)
• M67: 14,921,939 km (0.093 R)
• M68: 14,995,242 km (0.113 R)
• M69: 15,289,950 km (0.077 R)
• M70: 15,487,419 km (0.115 R)
• M71: 16,893,639 km (0.102 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: 410 - 17,876 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit