🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.58 AU - 0.72 AU

Year: 183 Days

Day: 34.3 Hours

Environment

Temp: 242 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.85 AU - 0.91 AU

Year: 289 Days

Day: 15.6 Hours

Environment

Temp: 128 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,245,351 km

• M1: 97,239 km (0.072 R)
• M2: 549,024 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.18 AU - 1.4 AU

Year: 513 Days

Day: 24.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,245,351 km

• M1: 659,727 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.42 AU - 1.82 AU

Year: 721 Days

Day: 36.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2 AU - 2.08 AU

Year: 1019 Days

Day: 31.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,245,351 km

• M1: 198,217 km (0.078 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.13 AU - 2.23 AU

Year: 1126 Days

Day: 42.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,245,351 km

• M1: 1,005,148 km (0.118 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.36 AU - 3.8 AU

Year: 2370 Days

Day: 22.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,245,351 km

• M1: 2,688,872 km (0.111 R)

Asteroid Belt

Center: 6.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.2

Radius: 10.6

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.13 AU - 9.71 AU

Year: 9320 Days

Day: 14.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 74,245,351 km

• M1: 153,487 km (0.072 R)
• M2: 254,167 km (0.095 R)
• M3: 477,816 km (0.093 R)
• M4: 592,707 km (0.079 R)
• M5: 997,070 km (0.116 R)
• M6: 1,228,797 km (0.105 R)
• M7: 1,310,029 km (0.07 R)
• M8: 1,543,102 km (0.067 R)
• M9: 1,859,502 km (0.09 R)
• M10: 2,147,029 km (0.104 R)
• M11: 2,246,062 km (0.06 R)
• M12: 2,500,678 km (0.12 R)
• M13: 2,578,918 km (0.081 R)
• M14: 2,927,630 km (0.073 R)
• M15: 3,010,208 km (0.076 R)
• M16: 3,581,074 km (0.113 R)
• M17: 3,699,406 km (0.057 R)
• M18: 4,499,605 km (0.061 R)
• M19: 4,952,288 km (0.044 R)
• M20: 5,051,322 km (0.053 R)
• M21: 5,693,246 km (0.119 R)
• M22: 6,076,666 km (0.097 R)
• M23: 6,253,789 km (0.119 R)
• M24: 6,613,123 km (0.119 R)
• M25: 7,276,889 km (0.095 R)
• M26: 8,509,127 km (0.084 R)
• M27: 8,627,908 km (0.093 R)
• M28: 9,680,777 km (0.095 R)
• M29: 10,012,885 km (0.083 R)
• M30: 10,645,684 km (0.1 R)
• M31: 11,204,731 km (0.098 R)
• M32: 11,465,929 km (0.083 R)
• M33: 12,083,170 km (0.096 R)
• M34: 12,351,099 km (0.086 R)
• M35: 12,666,153 km (0.065 R)
• M36: 12,756,659 km (0.105 R)
• M37: 13,120,780 km (0.095 R)
• M38: 13,304,187 km (0.062 R)
• M39: 13,673,545 km (0.069 R)
• M40: 14,327,886 km (0.039 R)
• M41: 14,849,234 km (0.031 R)
• M42: 15,861,862 km (0.081 R)
• M43: 16,155,224 km (0.114 R)
• M44: 16,996,263 km (0.097 R)
• M45: 17,548,129 km (0.111 R)
• M46: 17,953,091 km (0.063 R)
• M47: 18,258,869 km (0.085 R)
• M48: 19,971,465 km (0.118 R)
• M49: 20,447,336 km (0.105 R)
• M50: 21,248,882 km (0.09 R)
• M51: 23,048,245 km (0.091 R)
• M52: 23,158,798 km (0.1 R)
• M53: 23,603,103 km (0.086 R)
• M54: 24,839,230 km (0.117 R)
• M55: 25,294,008 km (0.082 R)
• M56: 25,636,886 km (0.099 R)
• M57: 25,808,924 km (0.118 R)
• M58: 25,923,665 km (0.073 R)
• M59: 26,907,122 km (0.107 R)
• M60: 27,315,674 km (0.117 R)
• M61: 27,667,378 km (0.043 R)
• M62: 28,850,697 km (0.051 R)
• M63: 30,656,643 km (0.092 R)
• M64: 30,839,302 km (0.098 R)
• M65: 31,144,332 km (0.075 R)
• M66: 31,757,683 km (0.062 R)
• M67: 31,880,802 km (0.049 R)
• M68: 33,308,265 km (0.054 R)
• M69: 33,746,886 km (0.093 R)
• M70: 34,883,531 km (0.089 R)
• M71: 36,354,078 km (0.088 R)
• M72: 36,740,938 km (0.041 R)
• M73: 37,129,294 km (0.034 R)
• M74: 37,323,921 km (0.115 R)
• M75: 37,584,071 km (0.103 R)
• M76: 38,367,815 km (0.118 R)
• M77: 38,630,359 km (0.071 R)
• M78: 38,827,679 km (0.055 R)
• M79: 41,422,304 km (0.026 R)
• M80: 41,624,261 km (0.115 R)
• M81: 42,774,519 km (0.11 R)
• M82: 43,729,702 km (0.047 R)
• M83: 43,935,399 km (0.12 R)
• M84: 44,347,541 km (0.056 R)
• M85: 45,314,242 km (0.093 R)
• M86: 46,078,687 km (0.082 R)
• M87: 46,287,825 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.8

Radius: 5.6

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.1 AU - 16.4 AU

Year: 16873 Days

Day: 20.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 74,245,351 km

• M1: 82,428 km (0.088 R)
• M2: 162,613 km (0.034 R)
• M3: 415,583 km (0.072 R)
• M4: 635,791 km (0.059 R)
• M5: 947,852 km (0.108 R)
• M6: 1,151,604 km (0.116 R)
• M7: 1,258,567 km (0.068 R)
• M8: 1,302,399 km (0.114 R)
• M9: 1,528,890 km (0.054 R)
• M10: 1,623,137 km (0.076 R)
• M11: 1,719,179 km (0.085 R)
• M12: 2,122,046 km (0.084 R)
• M13: 2,693,659 km (0.041 R)
• M14: 2,750,506 km (0.052 R)
• M15: 2,923,442 km (0.099 R)
• M16: 3,219,645 km (0.11 R)
• M17: 3,650,188 km (0.092 R)
• M18: 4,098,832 km (0.115 R)
• M19: 4,735,221 km (0.097 R)
• M20: 4,942,414 km (0.11 R)
• M21: 5,473,786 km (0.105 R)
• M22: 5,509,839 km (0.077 R)
• M23: 5,546,042 km (0.05 R)
• M24: 5,727,953 km (0.105 R)
• M25: 6,135,158 km (0.064 R)
• M26: 6,323,203 km (0.07 R)
• M27: 7,094,829 km (0.073 R)
• M28: 7,571,896 km (0.049 R)
• M29: 8,724,847 km (0.118 R)
• M30: 8,767,034 km (0.119 R)
• M31: 8,851,706 km (0.105 R)
• M32: 10,019,766 km (0.063 R)
• M33: 10,644,337 km (0.025 R)
• M34: 11,419,553 km (0.047 R)
• M35: 11,837,380 km (0.105 R)
• M36: 11,930,879 km (0.08 R)
• M37: 12,735,566 km (0.106 R)
• M38: 12,879,479 km (0.087 R)
• M39: 13,023,841 km (0.04 R)
• M40: 13,072,161 km (0.099 R)
• M41: 15,151,572 km (0.075 R)
• M42: 15,661,551 km (0.119 R)
• M43: 16,073,693 km (0.118 R)
• M44: 16,646,204 km (0.114 R)
• M45: 16,961,257 km (0.114 R)
• M46: 17,384,469 km (0.107 R)
• M47: 19,111,577 km (0.072 R)
• M48: 19,884,250 km (0.12 R)
• M49: 21,232,426 km (0.035 R)
• M50: 21,631,104 km (0.102 R)
• M51: 21,860,138 km (0.087 R)
• M52: 22,900,292 km (0.118 R)
• M53: 23,075,322 km (0.12 R)
• M54: 23,838,570 km (0.118 R)
• M55: 23,956,753 km (0.051 R)
• M56: 24,490,817 km (0.118 R)
• M57: 25,088,909 km (0.097 R)
• M58: 25,148,898 km (0.066 R)
• M59: 26,055,760 km (0.108 R)
• M60: 26,116,497 km (0.11 R)
• M61: 26,299,306 km (0.091 R)
• M62: 27,281,416 km (0.077 R)
• M63: 27,590,634 km (0.091 R)
• M64: 27,963,432 km (0.079 R)
• M65: 28,462,940 km (0.118 R)
• M66: 28,588,303 km (0.078 R)
• M67: 29,724,798 km (0.077 R)
• M68: 29,788,377 km (0.115 R)
• M69: 31,976,545 km (0.071 R)
• M70: 32,041,620 km (0.114 R)
• M71: 32,695,512 km (0.089 R)
• M72: 35,152,657 km (0.076 R)
• M73: 35,556,572 km (0.06 R)
• M74: 35,826,895 km (0.097 R)
• M75: 36,846,105 km (0.093 R)
• M76: 37,806,075 km (0.076 R)
• M77: 38,150,898 km (0.088 R)
• M78: 38,427,504 km (0.118 R)
• M79: 39,122,087 km (0.09 R)
• M80: 40,664,441 km (0.068 R)
• M81: 41,656,125 km (0.097 R)
• M82: 43,519,217 km (0.09 R)
• M83: 43,808,240 km (0.107 R)
• M84: 44,388,231 km (0.104 R)
• M85: 44,824,758 km (0.091 R)
• M86: 44,970,616 km (0.098 R)
• M87: 45,409,237 km (0.045 R)
• M88: 45,996,109 km (0.029 R)
• M89: 46,807,229 km (0.111 R)
• M90: 47,622,986 km (0.074 R)
• M91: 47,846,336 km (0.118 R)
• M92: 50,174,228 km (0.045 R)
• M93: 50,401,467 km (0.053 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.1

Radius: 3.8

Gravity: 27.92 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 14.43 AU - 20.13 AU

Year: 25130 Days

Day: 16 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 74,245,351 km

• M1: 358,287 km (0.047 R)
• M2: 575,353 km (0.076 R)
• M3: 640,877 km (0.093 R)
• M4: 1,083,687 km (0.078 R)
• M5: 1,192,744 km (0.12 R)
• M6: 1,540,858 km (0.075 R)
• M7: 1,632,562 km (0.099 R)
• M8: 1,853,667 km (0.118 R)
• M9: 2,865,697 km (0.058 R)
• M10: 3,686,840 km (0.044 R)
• M11: 3,850,948 km (0.073 R)
• M12: 4,186,496 km (0.075 R)
• M13: 4,575,152 km (0.088 R)
• M14: 5,432,647 km (0.093 R)
• M15: 5,525,697 km (0.055 R)
• M16: 5,619,345 km (0.101 R)
• M17: 6,095,515 km (0.069 R)
• M18: 6,535,033 km (0.07 R)
• M19: 7,238,742 km (0.118 R)
• M20: 7,392,678 km (0.059 R)
• M21: 7,599,572 km (0.028 R)
• M22: 7,755,902 km (0.117 R)
• M23: 8,231,623 km (0.088 R)
• M24: 8,285,029 km (0.106 R)
• M25: 8,990,084 km (0.095 R)
• M26: 10,054,772 km (0.086 R)
• M27: 10,283,956 km (0.11 R)
• M28: 10,341,551 km (0.118 R)
• M29: 11,515,146 km (0.061 R)
• M30: 12,239,200 km (0.116 R)
• M31: 12,422,607 km (0.092 R)
• M32: 12,606,762 km (0.068 R)
• M33: 12,668,396 km (0.037 R)
• M34: 12,915,981 km (0.117 R)
• M35: 13,478,619 km (0.09 R)
• M36: 14,369,474 km (0.068 R)
• M37: 14,433,951 km (0.079 R)
• M38: 15,608,892 km (0.114 R)
• M39: 15,874,129 km (0.113 R)
• M40: 17,086,022 km (0.065 R)
• M41: 17,496,668 km (0.119 R)
• M42: 18,257,822 km (0.054 R)
• M43: 20,099,222 km (0.102 R)
• M44: 22,669,762 km (0.085 R)
• M45: 23,878,812 km (0.117 R)
• M46: 23,955,107 km (0.036 R)
• M47: 24,491,116 km (0.036 R)
• M48: 26,358,995 km (0.116 R)
• M49: 26,674,796 km (0.1 R)
• M50: 27,789,600 km (0.087 R)
• M51: 29,572,208 km (0.049 R)
• M52: 32,991,267 km (0.113 R)
• M53: 33,161,360 km (0.091 R)
• M54: 35,223,417 km (0.117 R)
• M55: 35,832,580 km (0.062 R)
• M56: 35,919,945 km (0.117 R)
• M57: 36,533,146 km (0.109 R)
• M58: 37,149,789 km (0.097 R)
• M59: 37,238,201 km (0.097 R)
• M60: 38,661,625 km (0.069 R)
• M61: 39,020,361 km (0.111 R)
• M62: 40,193,507 km (0.091 R)
• M63: 40,738,941 km (0.097 R)
• M64: 42,759,410 km (0.106 R)
• M65: 43,037,512 km (0.1 R)
• M66: 43,595,363 km (0.082 R)
• M67: 46,325,524 km (0.112 R)
• M68: 48,433,208 km (0.03 R)
• M69: 48,529,848 km (0.06 R)
• M70: 49,304,466 km (0.052 R)
• M71: 50,083,273 km (0.103 R)
• M72: 50,180,811 km (0.118 R)
• M73: 50,865,969 km (0.108 R)
• M74: 51,554,269 km (0.053 R)
• M75: 51,652,854 km (0.048 R)
• M76: 52,344,744 km (0.113 R)
• M77: 52,840,661 km (0.114 R)
• M78: 54,739,806 km (0.119 R)
• M79: 55,647,117 km (0.088 R)
• M80: 56,661,091 km (0.103 R)
• M81: 58,296,046 km (0.079 R)
• M82: 60,569,335 km (0.077 R)
• M83: 60,673,456 km (0.09 R)
• M84: 61,194,355 km (0.067 R)
• M85: 61,821,470 km (0.12 R)
• M86: 64,245,254 km (0.087 R)
• M87: 64,457,534 km (0.096 R)
• M88: 64,776,327 km (0.12 R)
• M89: 64,989,055 km (0.076 R)
• M90: 65,202,082 km (0.084 R)
• M91: 65,522,072 km (0.054 R)
• M92: 66,592,595 km (0.07 R)
• M93: 67,129,950 km (0.094 R)
• M94: 67,560,792 km (0.071 R)
• M95: 68,533,777 km (0.06 R)
• M96: 70,274,946 km (0.117 R)
• M97: 71,370,451 km (0.034 R)
• M98: 72,913,853 km (0.099 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 13,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit