🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.93 AU - 1.27 AU

Year: 442 Days

Day: 33.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.97 AU - 1.31 AU

Year: 466 Days

Day: 17.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 48,526,624 km

• M1: 172,337 km (0.057 R)
• M2: 228,885 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.16 AU - 2.42 AU

Year: 1327 Days

Day: 19.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.7 AU - 4.42 AU

Year: 3132 Days

Day: 33.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,526,624 km

• M1: 115,340 km (0.092 R)
• M2: 507,735 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.1

Radius: 14.1

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.92 AU - 5.82 AU

Year: 4115 Days

Day: 12.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 48,526,624 km

• M1: 218,562 km (0.104 R)
• M2: 380,876 km (0.075 R)
• M3: 499,058 km (0.078 R)
• M4: 621,729 km (0.11 R)
• M5: 710,440 km (0.1 R)
• M6: 804,238 km (0.057 R)
• M7: 903,122 km (0.03 R)
• M8: 1,075,609 km (0.06 R)
• M9: 1,178,382 km (0.108 R)
• M10: 1,268,141 km (0.086 R)
• M11: 1,516,773 km (0.06 R)
• M12: 1,651,860 km (0.102 R)
• M13: 1,925,025 km (0.113 R)
• M14: 2,112,322 km (0.059 R)
• M15: 2,295,430 km (0.04 R)
• M16: 2,483,923 km (0.075 R)
• M17: 2,601,806 km (0.1 R)
• M18: 2,710,564 km (0.067 R)
• M19: 2,820,967 km (0.025 R)
• M20: 2,944,086 km (0.03 R)
• M21: 3,092,188 km (0.112 R)
• M22: 3,207,678 km (0.081 R)
• M23: 3,503,133 km (0.101 R)
• M24: 3,672,628 km (0.09 R)
• M25: 4,019,695 km (0.057 R)
• M26: 4,158,970 km (0.046 R)
• M27: 4,261,295 km (0.064 R)
• M28: 4,705,900 km (0.068 R)
• M29: 4,852,955 km (0.098 R)
• M30: 4,974,428 km (0.119 R)
• M31: 5,083,336 km (0.115 R)
• M32: 5,289,631 km (0.094 R)
• M33: 5,498,769 km (0.057 R)
• M34: 6,055,273 km (0.06 R)
• M35: 6,200,981 km (0.093 R)
• M36: 6,362,547 km (0.106 R)
• M37: 6,510,649 km (0.097 R)
• M38: 6,615,068 km (0.112 R)
• M39: 6,810,443 km (0.1 R)
• M40: 7,053,540 km (0.029 R)
• M41: 7,721,195 km (0.073 R)
• M42: 8,022,635 km (0.082 R)
• M43: 8,118,676 km (0.043 R)
• M44: 8,215,167 km (0.096 R)
• M45: 8,506,733 km (0.117 R)
• M46: 8,670,094 km (0.119 R)
• M47: 8,801,591 km (0.082 R)
• M48: 8,967,046 km (0.113 R)
• M49: 9,300,799 km (0.049 R)
• M50: 9,809,282 km (0.054 R)
• M51: 10,361,747 km (0.108 R)
• M52: 10,659,297 km (0.1 R)
• M53: 10,818,020 km (0.065 R)
• M54: 10,942,037 km (0.116 R)
• M55: 11,551,050 km (0.084 R)
• M56: 11,659,658 km (0.027 R)
• M57: 11,786,816 km (0.075 R)
• M58: 12,042,629 km (0.105 R)
• M59: 12,189,534 km (0.073 R)
• M60: 12,411,088 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48

Radius: 9.9

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.37 AU - 6.49 AU

Year: 6243 Days

Day: 10.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,526,624 km

• M1: 123,568 km (0.092 R)
• M2: 349,461 km (0.08 R)
• M3: 872,754 km (0.081 R)
• M4: 1,170,903 km (0.09 R)
• M5: 1,579,754 km (0.064 R)
• M6: 1,847,982 km (0.091 R)
• M7: 2,209,561 km (0.065 R)
• M8: 2,569,493 km (0.114 R)
• M9: 2,713,855 km (0.087 R)
• M10: 2,972,958 km (0.03 R)
• M11: 3,227,275 km (0.044 R)
• M12: 3,357,126 km (0.107 R)
• M13: 3,798,140 km (0.117 R)
• M14: 4,116,335 km (0.104 R)
• M15: 4,573,656 km (0.056 R)
• M16: 4,823,185 km (0.093 R)
• M17: 5,754,880 km (0.076 R)
• M18: 6,008,449 km (0.101 R)
• M19: 6,265,757 km (0.095 R)
• M20: 6,592,479 km (0.043 R)
• M21: 6,874,621 km (0.119 R)
• M22: 7,536,741 km (0.099 R)
• M23: 8,183,602 km (0.054 R)
• M24: 8,343,672 km (0.099 R)
• M25: 8,667,102 km (0.115 R)
• M26: 8,866,666 km (0.106 R)
• M27: 8,939,670 km (0.058 R)
• M28: 9,624,080 km (0.093 R)
• M29: 9,811,825 km (0.09 R)
• M30: 10,808,446 km (0.053 R)
• M31: 11,160,899 km (0.113 R)
• M32: 12,875,889 km (0.088 R)
• M33: 13,312,116 km (0.09 R)
• M34: 13,816,710 km (0.085 R)
• M35: 13,880,139 km (0.091 R)
• M36: 14,391,764 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.9

Radius: 14.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.21 AU - 12.21 AU

Year: 12491 Days

Day: 6.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 48,526,624 km

• M1: 209,587 km (0.03 R)
• M2: 307,124 km (0.109 R)
• M3: 428,598 km (0.102 R)
• M4: 525,388 km (0.08 R)
• M5: 639,531 km (0.109 R)
• M6: 796,609 km (0.106 R)
• M7: 924,066 km (0.097 R)
• M8: 1,013,226 km (0.091 R)
• M9: 1,172,548 km (0.107 R)
• M10: 1,691,503 km (0.09 R)
• M11: 1,930,112 km (0.109 R)
• M12: 2,340,309 km (0.044 R)
• M13: 2,659,850 km (0.097 R)
• M14: 2,979,990 km (0.092 R)
• M15: 3,256,596 km (0.106 R)
• M16: 3,628,796 km (0.059 R)
• M17: 3,864,711 km (0.116 R)
• M18: 4,414,484 km (0.067 R)
• M19: 4,650,848 km (0.119 R)
• M20: 4,762,598 km (0.108 R)
• M21: 5,351,864 km (0.091 R)
• M22: 5,502,808 km (0.078 R)
• M23: 6,138,449 km (0.095 R)
• M24: 6,402,938 km (0.065 R)
• M25: 6,761,375 km (0.115 R)
• M26: 6,997,889 km (0.094 R)
• M27: 7,255,796 km (0.04 R)
• M28: 7,573,243 km (0.069 R)
• M29: 7,952,473 km (0.093 R)
• M30: 8,144,407 km (0.089 R)
• M31: 8,241,048 km (0.095 R)
• M32: 8,907,955 km (0.107 R)
• M33: 10,002,862 km (0.108 R)
• M34: 10,189,410 km (0.114 R)
• M35: 10,335,418 km (0.089 R)
• M36: 10,735,143 km (0.101 R)
• M37: 11,441,544 km (0.113 R)
• M38: 11,680,303 km (0.111 R)
• M39: 12,008,670 km (0.081 R)
• M40: 12,118,924 km (0.11 R)
• M41: 12,295,748 km (0.089 R)
• M42: 12,607,510 km (0.109 R)
• M43: 12,809,168 km (0.093 R)
• M44: 12,899,226 km (0.115 R)
• M45: 13,102,530 km (0.104 R)
• M46: 13,215,925 km (0.074 R)
• M47: 13,398,135 km (0.064 R)
• M48: 14,042,303 km (0.1 R)
• M49: 14,814,378 km (0.105 R)
• M50: 15,146,186 km (0.101 R)
• M51: 15,265,266 km (0.109 R)
• M52: 15,504,473 km (0.115 R)
• M53: 15,865,453 km (0.096 R)
• M54: 15,962,242 km (0.114 R)
• M55: 16,132,036 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.7

Radius: 11.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 10.54 AU - 11.74 AU

Year: 14236 Days

Day: 7.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 48,526,624 km

• M1: 173,833 km (0.111 R)
• M2: 282,291 km (0.092 R)
• M3: 462,257 km (0.084 R)
• M4: 1,344,436 km (0.064 R)
• M5: 1,430,156 km (0.109 R)
• M6: 1,698,385 km (0.113 R)
• M7: 1,791,584 km (0.051 R)
• M8: 2,056,971 km (0.043 R)
• M9: 3,184,041 km (0.078 R)
• M10: 3,506,724 km (0.09 R)
• M11: 3,871,144 km (0.109 R)
• M12: 3,964,044 km (0.06 R)
• M13: 4,505,289 km (0.115 R)
• M14: 4,968,744 km (0.115 R)
• M15: 5,309,079 km (0.055 R)
• M16: 5,551,876 km (0.113 R)
• M17: 5,762,959 km (0.065 R)
• M18: 5,940,980 km (0.1 R)
• M19: 6,120,647 km (0.115 R)
• M20: 6,485,666 km (0.103 R)
• M21: 7,046,658 km (0.112 R)
• M22: 7,740,343 km (0.111 R)
• M23: 8,375,237 km (0.115 R)
• M24: 8,985,596 km (0.085 R)
• M25: 10,034,876 km (0.087 R)
• M26: 10,163,380 km (0.094 R)
• M27: 10,378,801 km (0.047 R)
• M28: 11,034,339 km (0.095 R)
• M29: 11,167,032 km (0.088 R)
• M30: 11,255,744 km (0.119 R)
• M31: 11,568,254 km (0.111 R)
• M32: 12,247,578 km (0.051 R)
• M33: 12,385,058 km (0.039 R)
• M34: 12,707,741 km (0.119 R)
• M35: 13,173,588 km (0.05 R)
• M36: 13,550,276 km (0.119 R)
• M37: 14,218,081 km (0.096 R)
• M38: 14,459,083 km (0.054 R)
• M39: 14,701,581 km (0.1 R)
• M40: 15,437,154 km (0.083 R)
• M41: 15,834,336 km (0.12 R)
• M42: 16,335,489 km (0.113 R)
• M43: 16,436,318 km (0.095 R)
• M44: 17,353,503 km (0.115 R)
• M45: 17,456,426 km (0.047 R)
• M46: 18,287,293 km (0.087 R)
• M47: 18,866,087 km (0.106 R)
• M48: 19,933,617 km (0.066 R)
• M49: 20,257,646 km (0.117 R)
• M50: 20,637,924 km (0.098 R)
• M51: 21,185,452 km (0.116 R)
• M52: 23,878,962 km (0.045 R)
• M53: 25,558,048 km (0.041 R)
• M54: 26,857,007 km (0.068 R)
• M55: 27,274,833 km (0.082 R)
• M56: 27,815,181 km (0.085 R)
• M57: 28,480,443 km (0.061 R)
• M58: 29,334,796 km (0.106 R)
• M59: 29,580,436 km (0.109 R)
• M60: 30,631,959 km (0.114 R)
• M61: 32,074,083 km (0.09 R)
• M62: 32,200,493 km (0.079 R)
• M63: 32,708,078 km (0.105 R)
• M64: 33,218,058 km (0.044 R)
• M65: 34,117,141 km (0.062 R)
• M66: 34,310,870 km (0.077 R)
• M67: 35,024,153 km (0.079 R)
• M68: 35,154,452 km (0.115 R)
• M69: 36,004,767 km (0.088 R)
• M70: 36,663,596 km (0.116 R)
• M71: 36,928,234 km (0.103 R)
• M72: 38,663,719 km (0.112 R)
• M73: 38,932,995 km (0.108 R)
• M74: 40,562,266 km (0.05 R)
• M75: 40,767,514 km (0.109 R)
• M76: 43,396,697 km (0.063 R)
• M77: 43,676,594 km (0.111 R)
• M78: 44,449,567 km (0.091 R)
• M79: 44,590,637 km (0.114 R)
• M80: 46,508,931 km (0.108 R)
• M81: 46,652,096 km (0.11 R)
• M82: 48,091,826 km (0.12 R)
• M83: 48,454,002 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 16,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit