🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.49 AU - 0.71 AU

Year: 168 Days

Day: 20.5 Hours

Environment

Temp: 205 °C

Axial Tilt: 44.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.5 AU - 0.82 AU

Year: 194 Days

Day: 42.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,288,888 km

• M1: 412,890 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1 AU - 1.02 AU

Year: 367 Days

Day: 15.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,288,888 km

• M1: 85,720 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.74 AU - 5.74 AU

Year: 3732 Days

Day: 44.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,288,888 km

• M1: 1,651,261 km (0.103 R)

Asteroid Belt

Center: 7.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.8

Radius: 11.1

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.05 AU - 11.01 AU

Year: 10640 Days

Day: 9.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 86,288,888 km

• M1: 142,567 km (0.072 R)
• M2: 429,346 km (0.107 R)
• M3: 545,135 km (0.084 R)
• M4: 794,365 km (0.052 R)
• M5: 1,511,836 km (0.115 R)
• M6: 1,651,560 km (0.07 R)
• M7: 2,200,585 km (0.105 R)
• M8: 2,279,722 km (0.102 R)
• M9: 2,690,069 km (0.032 R)
• M10: 3,213,213 km (0.101 R)
• M11: 4,485,991 km (0.117 R)
• M12: 5,069,872 km (0.081 R)
• M13: 5,496,525 km (0.072 R)
• M14: 5,934,697 km (0.118 R)
• M15: 7,276,889 km (0.098 R)
• M16: 7,516,096 km (0.083 R)
• M17: 7,596,430 km (0.105 R)
• M18: 7,717,605 km (0.058 R)
• M19: 8,084,568 km (0.057 R)
• M20: 9,392,203 km (0.04 R)
• M21: 10,764,614 km (0.043 R)
• M22: 10,991,853 km (0.057 R)
• M23: 12,531,066 km (0.11 R)
• M24: 12,866,165 km (0.104 R)
• M25: 13,350,114 km (0.11 R)
• M26: 14,087,183 km (0.101 R)
• M27: 15,090,536 km (0.11 R)
• M28: 15,242,976 km (0.101 R)
• M29: 15,345,002 km (0.116 R)
• M30: 15,652,276 km (0.112 R)
• M31: 16,220,748 km (0.114 R)
• M32: 16,376,928 km (0.079 R)
• M33: 17,912,849 km (0.116 R)
• M34: 18,128,270 km (0.117 R)
• M35: 18,507,351 km (0.06 R)
• M36: 19,053,533 km (0.069 R)
• M37: 19,771,453 km (0.105 R)
• M38: 20,049,855 km (0.095 R)
• M39: 21,461,759 km (0.085 R)
• M40: 21,862,831 km (0.099 R)
• M41: 22,093,062 km (0.116 R)
• M42: 22,208,552 km (0.069 R)
• M43: 22,324,191 km (0.116 R)
• M44: 25,159,519 km (0.091 R)
• M45: 25,340,533 km (0.096 R)
• M46: 26,742,115 km (0.11 R)
• M47: 26,988,503 km (0.098 R)
• M48: 27,981,235 km (0.109 R)
• M49: 28,419,407 km (0.108 R)
• M50: 28,796,842 km (0.047 R)
• M51: 28,986,083 km (0.036 R)
• M52: 29,112,494 km (0.098 R)
• M53: 29,620,079 km (0.087 R)
• M54: 30,066,629 km (0.114 R)
• M55: 30,194,685 km (0.042 R)
• M56: 30,901,834 km (0.093 R)
• M57: 31,095,713 km (0.05 R)
• M58: 31,549,443 km (0.116 R)
• M59: 31,744,668 km (0.094 R)
• M60: 33,254,260 km (0.085 R)
• M61: 34,385,071 km (0.039 R)
• M62: 35,393,211 km (0.107 R)
• M63: 36,889,489 km (0.113 R)
• M64: 37,576,442 km (0.111 R)
• M65: 38,198,320 km (0.063 R)
• M66: 39,312,226 km (0.063 R)
• M67: 40,436,753 km (0.088 R)
• M68: 41,358,276 km (0.071 R)
• M69: 41,785,976 km (0.117 R)
• M70: 42,143,366 km (0.117 R)
• M71: 42,215,023 km (0.057 R)
• M72: 44,018,725 km (0.066 R)
• M73: 44,747,266 km (0.108 R)
• M74: 44,966,577 km (0.084 R)
• M75: 46,585,824 km (0.087 R)
• M76: 46,734,076 km (0.074 R)
• M77: 47,030,878 km (0.101 R)
• M78: 47,179,428 km (0.072 R)
• M79: 47,402,628 km (0.112 R)
• M80: 47,850,225 km (0.046 R)
• M81: 50,488,683 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.3

Radius: 6.2

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 10.76 AU - 17.56 AU

Year: 19270 Days

Day: 15.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 86,288,888 km

• M1: 78,838 km (0.105 R)
• M2: 179,966 km (0.102 R)
• M3: 325,525 km (0.108 R)
• M4: 397,631 km (0.049 R)
• M5: 459,565 km (0.116 R)
• M6: 576,401 km (0.09 R)
• M7: 721,959 km (0.068 R)
• M8: 941,569 km (0.111 R)
• M9: 1,795,025 km (0.113 R)
• M10: 2,147,926 km (0.046 R)
• M11: 2,611,380 km (0.114 R)
• M12: 2,671,519 km (0.113 R)
• M13: 3,136,918 km (0.065 R)
• M14: 3,265,273 km (0.067 R)
• M15: 3,461,096 km (0.067 R)
• M16: 3,527,219 km (0.039 R)
• M17: 3,593,790 km (0.115 R)
• M18: 4,071,456 km (0.105 R)
• M19: 5,737,378 km (0.082 R)
• M20: 5,973,742 km (0.11 R)
• M21: 7,202,838 km (0.065 R)
• M22: 7,845,810 km (0.09 R)
• M23: 8,108,205 km (0.086 R)
• M24: 8,462,452 km (0.111 R)
• M25: 8,776,608 km (0.117 R)
• M26: 8,957,920 km (0.115 R)
• M27: 9,003,398 km (0.096 R)
• M28: 9,278,060 km (0.075 R)
• M29: 9,416,438 km (0.074 R)
• M30: 9,555,414 km (0.105 R)
• M31: 9,929,559 km (0.076 R)
• M32: 10,213,346 km (0.038 R)
• M33: 10,403,934 km (0.071 R)
• M34: 10,451,805 km (0.061 R)
• M35: 10,740,379 km (0.073 R)
• M36: 10,982,877 km (0.077 R)
• M37: 11,522,926 km (0.054 R)
• M38: 11,572,442 km (0.078 R)
• M39: 12,374,137 km (0.087 R)
• M40: 12,679,467 km (0.107 R)
• M41: 14,189,807 km (0.117 R)
• M42: 14,831,282 km (0.11 R)
• M43: 15,810,999 km (0.077 R)
• M44: 16,086,857 km (0.119 R)
• M45: 17,433,089 km (0.05 R)
• M46: 18,408,317 km (0.09 R)
• M47: 18,466,212 km (0.114 R)
• M48: 19,048,746 km (0.114 R)
• M49: 19,519,081 km (0.092 R)
• M50: 19,993,307 km (0.09 R)
• M51: 20,471,272 km (0.065 R)
• M52: 20,771,964 km (0.059 R)
• M53: 21,316,799 km (0.074 R)
• M54: 23,291,790 km (0.099 R)
• M55: 24,364,556 km (0.104 R)
• M56: 24,747,078 km (0.098 R)
• M57: 25,841,536 km (0.099 R)
• M58: 27,017,375 km (0.068 R)
• M59: 27,413,211 km (0.052 R)
• M60: 28,948,385 km (0.091 R)
• M61: 29,896,386 km (0.113 R)
• M62: 30,992,340 km (0.036 R)
• M63: 31,545,254 km (0.045 R)
• M64: 32,380,609 km (0.057 R)
• M65: 32,520,632 km (0.085 R)
• M66: 33,152,833 km (0.101 R)
• M67: 33,435,124 km (0.077 R)
• M68: 33,505,734 km (0.058 R)
• M69: 33,931,041 km (0.109 R)
• M70: 36,011,499 km (0.087 R)
• M71: 37,396,775 km (0.108 R)
• M72: 37,616,983 km (0.115 R)
• M73: 37,985,143 km (0.077 R)
• M74: 38,576,653 km (0.056 R)
• M75: 40,595,477 km (0.063 R)
• M76: 42,495,220 km (0.116 R)
• M77: 43,109,319 km (0.047 R)
• M78: 43,263,255 km (0.111 R)
• M79: 44,501,477 km (0.109 R)
• M80: 44,890,880 km (0.037 R)
• M81: 46,144,361 km (0.117 R)
• M82: 47,012,776 km (0.042 R)
• M83: 47,647,670 km (0.094 R)
• M84: 47,966,313 km (0.117 R)
• M85: 48,685,580 km (0.041 R)
• M86: 49,569,703 km (0.089 R)
• M87: 51,516,720 km (0.117 R)
• M88: 52,007,401 km (0.053 R)
• M89: 52,171,360 km (0.074 R)
• M90: 52,910,972 km (0.087 R)
• M91: 53,075,829 km (0.109 R)
• M92: 54,400,817 km (0.087 R)
• M93: 55,067,275 km (0.043 R)
• M94: 55,234,376 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.2

Radius: 5.2

Gravity: 21.16 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 14.53 AU - 15.09 AU

Year: 20612 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 86,288,888 km

• M1: 76,744 km (0.084 R)
• M2: 116,986 km (0.096 R)
• M3: 319,541 km (0.045 R)
• M4: 502,649 km (0.029 R)
• M5: 605,722 km (0.099 R)
• M6: 1,219,821 km (0.073 R)
• M7: 1,275,172 km (0.099 R)
• M8: 1,446,611 km (0.075 R)
• M9: 1,505,403 km (0.104 R)
• M10: 1,656,048 km (0.119 R)
• M11: 1,971,550 km (0.118 R)
• M12: 2,004,163 km (0.107 R)
• M13: 2,585,650 km (0.097 R)
• M14: 2,729,712 km (0.045 R)
• M15: 3,177,459 km (0.12 R)
• M16: 4,783,691 km (0.111 R)
• M17: 5,275,569 km (0.078 R)
• M18: 5,689,805 km (0.118 R)
• M19: 6,598,463 km (0.056 R)
• M20: 7,094,529 km (0.112 R)
• M21: 8,174,925 km (0.117 R)
• M22: 8,977,518 km (0.092 R)
• M23: 9,415,840 km (0.109 R)
• M24: 9,749,144 km (0.097 R)
• M25: 9,861,043 km (0.108 R)
• M26: 11,296,285 km (0.08 R)
• M27: 11,769,014 km (0.102 R)
• M28: 14,483,019 km (0.038 R)
• M29: 15,125,691 km (0.074 R)
• M30: 15,255,392 km (0.111 R)
• M31: 17,515,218 km (0.093 R)
• M32: 17,583,135 km (0.09 R)
• M33: 17,993,183 km (0.099 R)
• M34: 18,061,849 km (0.066 R)
• M35: 18,268,294 km (0.066 R)
• M36: 18,337,408 km (0.071 R)
• M37: 18,753,140 km (0.112 R)
• M38: 19,382,648 km (0.099 R)
• M39: 20,304,171 km (0.075 R)
• M40: 21,094,945 km (0.1 R)
• M41: 23,227,762 km (0.089 R)
• M42: 23,452,309 km (0.079 R)
• M43: 24,738,102 km (0.1 R)
• M44: 25,659,476 km (0.117 R)
• M45: 25,814,160 km (0.088 R)
• M46: 26,357,798 km (0.074 R)
• M47: 27,693,857 km (0.074 R)
• M48: 28,011,453 km (0.074 R)
• M49: 28,250,511 km (0.105 R)
• M50: 30,268,137 km (0.115 R)
• M51: 31,170,512 km (0.111 R)
• M52: 31,998,386 km (0.105 R)
• M53: 32,498,791 km (0.069 R)
• M54: 33,760,649 km (0.099 R)
• M55: 34,867,225 km (0.095 R)
• M56: 35,038,514 km (0.112 R)
• M57: 35,812,833 km (0.097 R)
• M58: 37,817,145 km (0.101 R)
• M59: 37,905,108 km (0.069 R)
• M60: 38,788,484 km (0.079 R)
• M61: 40,216,096 km (0.1 R)
• M62: 41,842,524 km (0.047 R)
• M63: 42,572,263 km (0.046 R)
• M64: 44,044,306 km (0.105 R)
• M65: 44,414,860 km (0.093 R)
• M66: 45,345,957 km (0.103 R)
• M67: 46,377,434 km (0.112 R)
• M68: 46,565,928 km (0.069 R)
• M69: 47,701,525 km (0.11 R)
• M70: 49,807,265 km (0.095 R)
• M71: 49,903,606 km (0.107 R)
• M72: 50,386,807 km (0.115 R)
• M73: 53,120,558 km (0.107 R)
• M74: 53,515,048 km (0.082 R)
• M75: 55,501,857 km (0.116 R)
• M76: 55,601,938 km (0.1 R)
• M77: 56,203,022 km (0.118 R)
• M78: 57,209,667 km (0.118 R)
• M79: 58,730,778 km (0.117 R)
• M80: 58,934,680 km (0.038 R)
• M81: 60,265,203 km (0.083 R)
• M82: 60,882,593 km (0.111 R)
• M83: 60,985,666 km (0.11 R)
• M84: 61,398,706 km (0.045 R)
• M85: 63,060,140 km (0.089 R)
• M86: 63,791,524 km (0.113 R)
• M87: 65,474,051 km (0.071 R)
• M88: 67,171,090 km (0.066 R)
• M89: 69,743,724 km (0.099 R)
• M90: 70,608,400 km (0.101 R)
• M91: 70,933,626 km (0.085 R)
• M92: 71,042,084 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.5

Radius: 5.4

Gravity: 16.96 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 17.14 AU - 19.56 AU

Year: 28428 Days

Day: 24.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 86,288,888 km

• M1: 153,338 km (0.118 R)
• M2: 407,953 km (0.086 R)
• M3: 973,882 km (0.118 R)
• M4: 1,802,804 km (0.083 R)
• M5: 1,838,109 km (0.093 R)
• M6: 3,085,007 km (0.09 R)
• M7: 3,877,726 km (0.076 R)
• M8: 3,969,430 km (0.046 R)
• M9: 4,487,338 km (0.096 R)
• M10: 4,632,148 km (0.103 R)
• M11: 4,877,190 km (0.077 R)
• M12: 5,277,813 km (0.117 R)
• M13: 5,793,626 km (0.074 R)
• M14: 6,379,302 km (0.032 R)
• M15: 6,706,622 km (0.074 R)
• M16: 7,095,577 km (0.076 R)
• M17: 7,491,712 km (0.092 R)
• M18: 7,663,600 km (0.111 R)
• M19: 7,721,344 km (0.04 R)
• M20: 8,364,615 km (0.096 R)
• M21: 8,543,086 km (0.058 R)
• M22: 8,602,775 km (0.089 R)
• M23: 8,722,753 km (0.105 R)
• M24: 9,025,090 km (0.093 R)
• M25: 9,085,976 km (0.104 R)
• M26: 11,366,297 km (0.106 R)
• M27: 11,696,310 km (0.074 R)
• M28: 13,811,923 km (0.066 R)
• M29: 15,093,378 km (0.036 R)
• M30: 15,528,857 km (0.049 R)
• M31: 15,968,526 km (0.105 R)
• M32: 16,486,583 km (0.094 R)
• M33: 17,387,611 km (0.076 R)
• M34: 18,073,667 km (0.045 R)
• M35: 18,227,453 km (0.12 R)
• M36: 19,080,460 km (0.06 R)
• M37: 19,158,551 km (0.076 R)
• M38: 19,472,407 km (0.096 R)
• M39: 19,629,933 km (0.087 R)
• M40: 21,228,686 km (0.101 R)
• M41: 21,390,850 km (0.105 R)
• M42: 22,702,823 km (0.092 R)
• M43: 24,719,103 km (0.079 R)
• M44: 24,804,374 km (0.103 R)
• M45: 25,317,944 km (0.115 R)
• M46: 27,142,888 km (0.097 R)
• M47: 28,740,444 km (0.063 R)
• M48: 30,277,263 km (0.101 R)
• M49: 31,009,544 km (0.025 R)
• M50: 32,026,062 km (0.062 R)
• M51: 33,618,381 km (0.083 R)
• M52: 33,996,715 km (0.034 R)
• M53: 34,091,560 km (0.053 R)
• M54: 35,236,282 km (0.12 R)
• M55: 37,857,536 km (0.116 R)
• M56: 38,547,183 km (0.118 R)
• M57: 39,440,132 km (0.042 R)
• M58: 40,139,353 km (0.05 R)
• M59: 42,261,548 km (0.072 R)
• M60: 42,772,126 km (0.038 R)
• M61: 43,079,400 km (0.084 R)
• M62: 44,109,231 km (0.101 R)
• M63: 44,419,797 km (0.104 R)
• M64: 46,298,147 km (0.117 R)
• M65: 47,458,728 km (0.074 R)
• M66: 47,670,708 km (0.083 R)
• M67: 48,202,229 km (0.045 R)
• M68: 48,735,695 km (0.08 R)
• M69: 49,485,779 km (0.086 R)
• M70: 50,455,771 km (0.115 R)
• M71: 50,997,465 km (0.095 R)
• M72: 51,432,047 km (0.091 R)
• M73: 52,524,112 km (0.09 R)
• M74: 55,510,683 km (0.112 R)
• M75: 58,665,553 km (0.107 R)
• M76: 58,893,091 km (0.048 R)
• M77: 60,150,013 km (0.049 R)
• M78: 61,184,931 km (0.056 R)
• M79: 65,265,063 km (0.088 R)
• M80: 66,802,780 km (0.118 R)
• M81: 67,874,349 km (0.088 R)
• M82: 68,711,798 km (0.091 R)
• M83: 68,951,603 km (0.058 R)
• M84: 69,071,730 km (0.077 R)
• M85: 69,191,858 km (0.091 R)
• M86: 71,001,842 km (0.085 R)
• M87: 73,684,581 km (0.106 R)
• M88: 74,668,336 km (0.081 R)
• M89: 74,914,874 km (0.116 R)
• M90: 76,648,863 km (0.084 R)
• M91: 77,146,575 km (0.119 R)
• M92: 79,525,929 km (0.12 R)
• M93: 81,675,052 km (0.112 R)
• M94: 83,331,400 km (0.102 R)
• M95: 84,484,649 km (0.105 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 14,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit