🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.63 AU - 0.85 AU

Year: 234 Days

Day: 14.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.65 AU - 1.07 AU

Year: 293 Days

Day: 26.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.3 AU - 1.6 AU

Year: 641 Days

Day: 22.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.71 AU - 2.17 AU

Year: 992 Days

Day: 47.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.67 AU - 2.95 AU

Year: 1729 Days

Day: 32.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,974,314 km

• M1: 2,488,411 km (0.086 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.8

Radius: 11.6

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.07 AU - 6.35 AU

Year: 5009 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 60,974,314 km

• M1: 164,857 km (0.095 R)
• M2: 239,955 km (0.102 R)
• M3: 316,549 km (0.088 R)
• M4: 423,063 km (0.027 R)
• M5: 563,984 km (0.094 R)
• M6: 797,656 km (0.098 R)
• M7: 909,555 km (0.098 R)
• M8: 1,015,171 km (0.06 R)
• M9: 1,088,175 km (0.088 R)
• M10: 1,226,703 km (0.074 R)
• M11: 1,578,557 km (0.111 R)
• M12: 1,693,149 km (0.08 R)
• M13: 2,164,532 km (0.099 R)
• M14: 2,292,737 km (0.119 R)
• M15: 2,456,696 km (0.118 R)
• M16: 2,590,736 km (0.11 R)
• M17: 2,744,523 km (0.086 R)
• M18: 2,901,451 km (0.094 R)
• M19: 3,043,419 km (0.1 R)
• M20: 3,187,631 km (0.075 R)
• M21: 3,558,634 km (0.061 R)
• M22: 3,943,400 km (0.114 R)
• M23: 4,341,779 km (0.083 R)
• M24: 4,607,764 km (0.082 R)
• M25: 4,711,435 km (0.06 R)
• M26: 4,794,911 km (0.118 R)
• M27: 5,503,107 km (0.08 R)
• M28: 5,613,361 km (0.043 R)
• M29: 6,061,556 km (0.104 R)
• M30: 6,152,512 km (0.069 R)
• M31: 6,359,106 km (0.112 R)
• M32: 6,920,996 km (0.08 R)
• M33: 7,352,885 km (0.04 R)
• M34: 7,572,195 km (0.055 R)
• M35: 8,778,104 km (0.088 R)
• M36: 9,271,926 km (0.058 R)
• M37: 10,042,954 km (0.118 R)
• M38: 10,124,036 km (0.108 R)
• M39: 10,504,613 km (0.117 R)
• M40: 10,614,268 km (0.112 R)
• M41: 11,168,229 km (0.119 R)
• M42: 12,102,617 km (0.066 R)
• M43: 12,681,262 km (0.033 R)
• M44: 13,003,346 km (0.099 R)
• M45: 13,209,642 km (0.062 R)
• M46: 13,357,743 km (0.096 R)
• M47: 13,715,432 km (0.116 R)
• M48: 14,531,638 km (0.111 R)
• M49: 14,776,530 km (0.088 R)
• M50: 16,021,483 km (0.106 R)
• M51: 16,401,462 km (0.105 R)
• M52: 16,944,951 km (0.078 R)
• M53: 17,267,484 km (0.03 R)
• M54: 17,624,574 km (0.077 R)
• M55: 18,181,078 km (0.113 R)
• M56: 18,710,355 km (0.069 R)
• M57: 19,345,249 km (0.113 R)
• M58: 19,614,824 km (0.041 R)
• M59: 19,953,364 km (0.033 R)
• M60: 20,055,390 km (0.062 R)
• M61: 20,328,107 km (0.105 R)
• M62: 21,084,473 km (0.113 R)
• M63: 21,640,379 km (0.103 R)
• M64: 21,815,109 km (0.119 R)
• M65: 21,955,283 km (0.071 R)
• M66: 22,236,377 km (0.114 R)
• M67: 22,448,058 km (0.072 R)
• M68: 22,554,123 km (0.101 R)
• M69: 22,695,792 km (0.072 R)
• M70: 23,158,349 km (0.096 R)
• M71: 23,516,187 km (0.1 R)
• M72: 23,695,854 km (0.074 R)
• M73: 24,128,940 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.3

Radius: 10.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.43 AU - 7.51 AU

Year: 7495 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 60,974,314 km

• M1: 181,612 km (0.11 R)
• M2: 291,417 km (0.089 R)
• M3: 490,531 km (0.047 R)
• M4: 577,747 km (0.062 R)
• M5: 971,638 km (0.091 R)
• M6: 1,204,113 km (0.049 R)
• M7: 1,397,693 km (0.113 R)
• M8: 1,483,712 km (0.099 R)
• M9: 2,476,742 km (0.099 R)
• M10: 2,833,832 km (0.058 R)
• M11: 3,056,135 km (0.083 R)
• M12: 3,169,380 km (0.117 R)
• M13: 3,696,563 km (0.088 R)
• M14: 4,722,356 km (0.103 R)
• M15: 4,986,396 km (0.118 R)
• M16: 5,142,726 km (0.107 R)
• M17: 5,277,962 km (0.071 R)
• M18: 5,667,815 km (0.103 R)
• M19: 5,784,202 km (0.032 R)
• M20: 5,878,000 km (0.095 R)
• M21: 5,995,883 km (0.118 R)
• M22: 6,114,514 km (0.05 R)
• M23: 6,330,084 km (0.038 R)
• M24: 6,402,490 km (0.062 R)
• M25: 7,496,349 km (0.114 R)
• M26: 7,701,448 km (0.106 R)
• M27: 8,091,150 km (0.115 R)
• M28: 8,275,156 km (0.116 R)
• M29: 8,407,400 km (0.099 R)
• M30: 8,540,542 km (0.106 R)
• M31: 8,808,622 km (0.053 R)
• M32: 8,916,631 km (0.105 R)
• M33: 8,998,013 km (0.094 R)
• M34: 9,601,939 km (0.119 R)
• M35: 9,685,265 km (0.11 R)
• M36: 10,077,511 km (0.041 R)
• M37: 10,275,728 km (0.118 R)
• M38: 11,520,831 km (0.089 R)
• M39: 11,846,955 km (0.052 R)
• M40: 11,966,334 km (0.083 R)
• M41: 12,236,358 km (0.106 R)
• M42: 12,630,099 km (0.062 R)
• M43: 12,997,063 km (0.108 R)
• M44: 13,212,783 km (0.059 R)
• M45: 13,523,049 km (0.11 R)
• M46: 13,867,124 km (0.118 R)
• M47: 14,087,631 km (0.083 R)
• M48: 14,627,979 km (0.068 R)
• M49: 15,304,760 km (0.113 R)
• M50: 15,991,713 km (0.059 R)
• M51: 16,521,888 km (0.057 R)
• M52: 16,956,919 km (0.082 R)
• M53: 17,024,238 km (0.108 R)
• M54: 18,595,763 km (0.058 R)
• M55: 18,943,578 km (0.047 R)
• M56: 19,504,421 km (0.075 R)
• M57: 19,999,739 km (0.102 R)
• M58: 20,391,686 km (0.072 R)
• M59: 20,499,097 km (0.054 R)
• M60: 20,930,537 km (0.054 R)
• M61: 21,074,899 km (0.115 R)
• M62: 21,656,087 km (0.1 R)
• M63: 23,206,519 km (0.11 R)
• M64: 23,768,858 km (0.116 R)
• M65: 23,844,255 km (0.104 R)
• M66: 24,032,898 km (0.029 R)
• M67: 24,184,141 km (0.104 R)
• M68: 24,716,111 km (0.096 R)
• M69: 24,907,148 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.3

Radius: 6.8

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.8 AU - 14.88 AU

Year: 16890 Days

Day: 16 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 60,974,314 km

• M1: 120,277 km (0.104 R)
• M2: 185,501 km (0.102 R)
• M3: 256,860 km (0.105 R)
• M4: 416,929 km (0.083 R)
• M5: 608,714 km (0.034 R)
• M6: 1,212,192 km (0.119 R)
• M7: 1,411,007 km (0.09 R)
• M8: 1,924,128 km (0.112 R)
• M9: 2,397,455 km (0.096 R)
• M10: 2,584,154 km (0.115 R)
• M11: 2,679,298 km (0.059 R)
• M12: 3,274,099 km (0.089 R)
• M13: 3,872,490 km (0.093 R)
• M14: 4,277,452 km (0.108 R)
• M15: 6,197,092 km (0.106 R)
• M16: 6,239,578 km (0.102 R)
• M17: 6,282,213 km (0.08 R)
• M18: 7,288,558 km (0.096 R)
• M19: 7,695,763 km (0.081 R)
• M20: 7,787,317 km (0.108 R)
• M21: 8,674,732 km (0.038 R)
• M22: 9,642,929 km (0.078 R)
• M23: 9,989,847 km (0.11 R)
• M24: 10,089,778 km (0.089 R)
• M25: 11,943,744 km (0.113 R)
• M26: 11,996,702 km (0.091 R)
• M27: 12,369,799 km (0.097 R)
• M28: 12,746,636 km (0.077 R)
• M29: 13,844,086 km (0.05 R)
• M30: 14,011,337 km (0.086 R)
• M31: 14,517,127 km (0.093 R)
• M32: 14,971,605 km (0.073 R)
• M33: 15,028,752 km (0.078 R)
• M34: 15,720,193 km (0.073 R)
• M35: 17,856,002 km (0.075 R)
• M36: 18,587,984 km (0.052 R)
• M37: 20,396,922 km (0.111 R)
• M38: 21,161,816 km (0.111 R)
• M39: 21,225,993 km (0.117 R)
• M40: 23,114,666 km (0.109 R)
• M41: 24,582,969 km (0.118 R)
• M42: 24,785,525 km (0.118 R)
• M43: 26,425,865 km (0.099 R)
• M44: 26,494,980 km (0.117 R)
• M45: 26,564,243 km (0.1 R)
• M46: 26,911,011 km (0.065 R)
• M47: 27,468,862 km (0.046 R)
• M48: 29,738,411 km (0.117 R)
• M49: 29,810,218 km (0.085 R)
• M50: 30,026,237 km (0.115 R)
• M51: 30,315,111 km (0.064 R)
• M52: 31,260,121 km (0.034 R)
• M53: 32,288,606 km (0.078 R)
• M54: 32,362,507 km (0.111 R)
• M55: 33,253,662 km (0.078 R)
• M56: 34,077,497 km (0.076 R)
• M57: 34,303,390 km (0.072 R)
• M58: 34,454,185 km (0.088 R)
• M59: 34,832,368 km (0.103 R)
• M60: 34,983,911 km (0.069 R)
• M61: 37,052,251 km (0.071 R)
• M62: 37,284,577 km (0.117 R)
• M63: 37,750,574 km (0.078 R)
• M64: 40,188,570 km (0.06 R)
• M65: 40,427,179 km (0.077 R)
• M66: 42,272,319 km (0.076 R)
• M67: 42,353,252 km (0.109 R)
• M68: 42,758,213 km (0.113 R)
• M69: 44,555,482 km (0.081 R)
• M70: 44,967,325 km (0.096 R)
• M71: 45,132,481 km (0.078 R)
• M72: 45,380,514 km (0.035 R)
• M73: 46,543,937 km (0.089 R)
• M74: 47,801,456 km (0.049 R)
• M75: 47,885,680 km (0.115 R)
• M76: 48,307,696 km (0.118 R)
• M77: 48,392,218 km (0.067 R)
• M78: 48,815,580 km (0.088 R)
• M79: 49,325,260 km (0.11 R)
• M80: 49,495,503 km (0.105 R)
• M81: 49,922,006 km (0.09 R)
• M82: 51,813,372 km (0.064 R)
• M83: 51,899,989 km (0.114 R)
• M84: 52,593,824 km (0.098 R)
• M85: 53,640,561 km (0.095 R)
• M86: 54,430,138 km (0.119 R)
• M87: 55,311,868 km (0.109 R)
• M88: 56,732,449 km (0.086 R)
• M89: 58,615,139 km (0.079 R)
• M90: 60,154,201 km (0.103 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 17,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit