🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.56 AU - 1.74 AU

Year: 807 Days

Day: 25.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,028,585 km

• M1: 923,916 km (0.092 R)
• M2: 1,182,122 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.66 AU - 1.68 AU

Year: 822 Days

Day: 28.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.46 AU - 3.88 AU

Year: 2149 Days

Day: 15.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,028,585 km

• M1: 443,707 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.19 AU - 4.67 AU

Year: 2967 Days

Day: 40.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,028,585 km

• M1: 1,644,230 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.2

Radius: 6

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.2 AU - 12.88 AU

Year: 15909 Days

Day: 20.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 35,028,585 km

• M1: 156,479 km (0.036 R)
• M2: 384,167 km (0.044 R)
• M3: 593,904 km (0.119 R)
• M4: 836,850 km (0.07 R)
• M5: 1,008,738 km (0.109 R)
• M6: 1,191,846 km (0.099 R)
• M7: 1,234,033 km (0.091 R)
• M8: 1,385,575 km (0.107 R)
• M9: 1,543,252 km (0.101 R)
• M10: 2,469,562 km (0.118 R)
• M11: 2,943,189 km (0.063 R)
• M12: 3,058,678 km (0.089 R)
• M13: 3,813,998 km (0.116 R)
• M14: 4,261,146 km (0.092 R)
• M15: 4,557,350 km (0.118 R)
• M16: 4,657,580 km (0.097 R)
• M17: 5,309,378 km (0.086 R)
• M18: 6,062,454 km (0.091 R)
• M19: 6,246,758 km (0.097 R)
• M20: 6,810,443 km (0.098 R)
• M21: 6,848,591 km (0.104 R)
• M22: 7,587,155 km (0.118 R)
• M23: 7,706,086 km (0.032 R)
• M24: 8,514,662 km (0.118 R)
• M25: 9,138,784 km (0.088 R)
• M26: 9,350,017 km (0.088 R)
• M27: 9,906,820 km (0.097 R)
• M28: 10,298,617 km (0.12 R)
• M29: 11,824,066 km (0.12 R)
• M30: 12,425,749 km (0.073 R)
• M31: 12,706,843 km (0.091 R)
• M32: 13,658,734 km (0.116 R)
• M33: 13,755,225 km (0.079 R)
• M34: 14,143,282 km (0.08 R)
• M35: 14,485,861 km (0.053 R)
• M36: 14,930,167 km (0.101 R)
• M37: 15,179,098 km (0.114 R)
• M38: 15,680,849 km (0.049 R)
• M39: 16,035,396 km (0.115 R)
• M40: 17,479,464 km (0.06 R)
• M41: 17,531,823 km (0.111 R)
• M42: 17,899,834 km (0.074 R)
• M43: 18,964,821 km (0.119 R)
• M44: 19,234,247 km (0.112 R)
• M45: 20,379,868 km (0.053 R)
• M46: 20,988,731 km (0.102 R)
• M47: 21,997,918 km (0.087 R)
• M48: 22,622,340 km (0.108 R)
• M49: 23,310,191 km (0.106 R)
• M50: 23,483,275 km (0.117 R)
• M51: 23,772,598 km (0.101 R)
• M52: 24,354,833 km (0.072 R)
• M53: 24,882,913 km (0.11 R)
• M54: 24,941,855 km (0.055 R)
• M55: 25,950,294 km (0.104 R)
• M56: 26,009,983 km (0.108 R)
• M57: 26,249,340 km (0.107 R)
• M58: 27,214,246 km (0.103 R)
• M59: 27,274,983 km (0.105 R)
• M60: 27,396,456 km (0.119 R)
• M61: 28,129,486 km (0.117 R)
• M62: 28,436,760 km (0.095 R)
• M63: 28,559,879 km (0.099 R)
• M64: 28,683,297 km (0.11 R)
• M65: 29,801,841 km (0.106 R)
• M66: 30,303,592 km (0.028 R)
• M67: 31,124,884 km (0.108 R)
• M68: 31,825,451 km (0.105 R)
• M69: 32,853,787 km (0.111 R)
• M70: 32,983,039 km (0.055 R)
• M71: 34,350,962 km (0.083 R)
• M72: 36,403,894 km (0.068 R)
• M73: 36,738,843 km (0.119 R)
• M74: 37,007,372 km (0.032 R)
• M75: 37,344,116 km (0.111 R)
• M76: 37,411,585 km (0.07 R)
• M77: 37,546,522 km (0.106 R)
• M78: 38,088,366 km (0.105 R)
• M79: 38,428,252 km (0.049 R)
• M80: 39,522,710 km (0.106 R)
• M81: 40,073,829 km (0.111 R)
• M82: 40,350,286 km (0.113 R)
• M83: 41,044,270 km (0.072 R)
• M84: 41,672,282 km (0.101 R)
• M85: 42,092,652 km (0.062 R)
• M86: 42,725,900 km (0.089 R)
• M87: 43,575,167 km (0.076 R)
• M88: 44,287,103 km (0.09 R)
• M89: 48,270,895 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37

Radius: 6.5

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 13.85 AU - 20.31 AU

Year: 26880 Days

Day: 17.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 35,028,585 km

• M1: 110,702 km (0.108 R)
• M2: 158,275 km (0.097 R)
• M3: 798,703 km (0.102 R)
• M4: 871,557 km (0.066 R)
• M5: 1,008,738 km (0.111 R)
• M6: 1,072,018 km (0.035 R)
• M7: 1,186,012 km (0.105 R)
• M8: 1,625,381 km (0.111 R)
• M9: 1,833,621 km (0.115 R)
• M10: 2,317,421 km (0.106 R)
• M11: 2,530,448 km (0.111 R)
• M12: 2,595,523 km (0.101 R)
• M13: 2,661,197 km (0.117 R)
• M14: 3,113,281 km (0.055 R)
• M15: 3,348,300 km (0.118 R)
• M16: 3,960,903 km (0.042 R)
• M17: 4,215,518 km (0.037 R)
• M18: 4,396,981 km (0.095 R)
• M19: 4,821,390 km (0.095 R)
• M20: 5,065,833 km (0.109 R)
• M21: 5,286,490 km (0.102 R)
• M22: 5,370,115 km (0.093 R)
• M23: 6,083,697 km (0.114 R)
• M24: 6,288,795 km (0.109 R)
• M25: 6,377,357 km (0.101 R)
• M26: 6,887,336 km (0.064 R)
• M27: 7,255,347 km (0.12 R)
• M28: 8,299,540 km (0.04 R)
• M29: 8,690,888 km (0.106 R)
• M30: 9,088,220 km (0.089 R)
• M31: 9,491,536 km (0.076 R)
• M32: 9,729,546 km (0.037 R)
• M33: 9,935,094 km (0.056 R)
• M34: 10,038,316 km (0.072 R)
• M35: 10,420,240 km (0.106 R)
• M36: 10,771,495 km (0.118 R)
• M37: 10,842,106 km (0.108 R)
• M38: 11,090,887 km (0.049 R)
• M39: 11,593,985 km (0.078 R)
• M40: 12,141,363 km (0.095 R)
• M41: 12,325,668 km (0.103 R)
• M42: 13,603,533 km (0.115 R)
• M43: 13,833,315 km (0.032 R)
• M44: 13,987,251 km (0.092 R)
• M45: 15,001,674 km (0.119 R)
• M46: 15,278,879 km (0.089 R)
• M47: 15,798,134 km (0.112 R)
• M48: 16,201,449 km (0.12 R)
• M49: 16,526,526 km (0.092 R)
• M50: 16,689,886 km (0.078 R)
• M51: 17,348,715 km (0.088 R)
• M52: 17,390,154 km (0.078 R)
• M53: 18,268,443 km (0.104 R)
• M54: 19,980,890 km (0.114 R)
• M55: 20,242,088 km (0.096 R)
• M56: 20,373,285 km (0.032 R)
• M57: 20,592,296 km (0.086 R)
• M58: 20,988,581 km (0.086 R)
• M59: 21,032,713 km (0.093 R)
• M60: 21,476,270 km (0.115 R)
• M61: 21,699,321 km (0.057 R)
• M62: 22,644,031 km (0.06 R)
• M63: 23,970,665 km (0.115 R)
• M64: 24,573,395 km (0.105 R)
• M65: 25,557,749 km (0.026 R)
• M66: 25,793,964 km (0.11 R)
• M67: 29,423,807 km (0.118 R)
• M68: 30,719,025 km (0.115 R)
• M69: 31,829,341 km (0.034 R)
• M70: 32,134,520 km (0.105 R)
• M71: 32,287,409 km (0.074 R)
• M72: 32,850,196 km (0.056 R)
• M73: 34,193,137 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 15,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit