🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.58 AU - 0.68 AU

Year: 181 Days

Day: 15.1 Hours

Environment

Temp: 226 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.86 AU - 0.94 AU

Year: 309 Days

Day: 17.8 Hours

Environment

Temp: 108 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.78 AU - 1.28 AU

Year: 378 Days

Day: 38.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.1

Radius: 14.3

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.52 AU - 7.92 AU

Year: 7016 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 102,918,790 km

• M1: 260,899 km (0.111 R)
• M2: 382,223 km (0.113 R)
• M3: 584,030 km (0.09 R)
• M4: 784,192 km (0.076 R)
• M5: 1,397,843 km (0.093 R)
• M6: 1,488,499 km (0.12 R)
• M7: 1,581,549 km (0.036 R)
• M8: 1,676,543 km (0.103 R)
• M9: 2,397,007 km (0.116 R)
• M10: 2,619,608 km (0.099 R)
• M11: 2,802,716 km (0.106 R)
• M12: 2,919,402 km (0.094 R)
• M13: 3,109,541 km (0.072 R)
• M14: 3,452,270 km (0.116 R)
• M15: 3,577,783 km (0.11 R)
• M16: 3,704,791 km (0.076 R)
• M17: 4,121,421 km (0.115 R)
• M18: 4,308,568 km (0.054 R)
• M19: 4,471,331 km (0.088 R)
• M20: 4,580,836 km (0.087 R)
• M21: 4,971,736 km (0.059 R)
• M22: 5,666,917 km (0.063 R)
• M23: 5,785,847 km (0.097 R)
• M24: 6,178,093 km (0.088 R)
• M25: 7,084,207 km (0.078 R)
• M26: 7,438,904 km (0.092 R)
• M27: 8,435,824 km (0.075 R)
• M28: 8,708,840 km (0.111 R)
• M29: 9,054,262 km (0.048 R)
• M30: 9,193,537 km (0.048 R)
• M31: 9,333,710 km (0.093 R)
• M32: 10,334,670 km (0.106 R)
• M33: 10,590,183 km (0.072 R)
• M34: 10,737,238 km (0.089 R)
• M35: 11,145,041 km (0.076 R)
• M36: 13,140,827 km (0.107 R)
• M37: 13,616,997 km (0.094 R)
• M38: 15,038,176 km (0.088 R)
• M39: 15,327,947 km (0.106 R)
• M40: 15,745,325 km (0.072 R)
• M41: 16,719,507 km (0.057 R)
• M42: 17,408,704 km (0.089 R)
• M43: 17,625,920 km (0.07 R)
• M44: 18,327,235 km (0.075 R)
• M45: 19,351,532 km (0.077 R)
• M46: 19,441,440 km (0.094 R)
• M47: 19,621,855 km (0.036 R)
• M48: 20,029,509 km (0.119 R)
• M49: 20,623,562 km (0.107 R)
• M50: 20,853,494 km (0.097 R)
• M51: 20,945,647 km (0.105 R)
• M52: 21,735,224 km (0.105 R)
• M53: 21,875,547 km (0.108 R)
• M54: 22,063,143 km (0.047 R)
• M55: 22,298,311 km (0.097 R)
• M56: 23,104,344 km (0.12 R)
• M57: 23,343,252 km (0.108 R)
• M58: 24,161,702 km (0.092 R)
• M59: 24,355,730 km (0.088 R)
• M60: 25,185,699 km (0.119 R)
• M61: 25,975,426 km (0.028 R)
• M62: 26,223,759 km (0.085 R)
• M63: 26,373,207 km (0.091 R)
• M64: 26,773,232 km (0.118 R)
• M65: 26,923,727 km (0.106 R)
• M66: 27,175,201 km (0.092 R)
• M67: 27,832,534 km (0.093 R)
• M68: 28,854,288 km (0.055 R)
• M69: 30,096,399 km (0.098 R)
• M70: 31,461,779 km (0.095 R)
• M71: 33,116,032 km (0.069 R)
• M72: 33,926,703 km (0.059 R)
• M73: 34,307,130 km (0.12 R)
• M74: 34,743,806 km (0.08 R)
• M75: 34,853,312 km (0.05 R)
• M76: 35,072,473 km (0.068 R)
• M77: 35,237,180 km (0.081 R)
• M78: 35,898,702 km (0.119 R)
• M79: 37,010,364 km (0.111 R)
• M80: 37,234,012 km (0.113 R)
• M81: 37,345,912 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.4

Radius: 9.2

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.7 AU - 8.9 AU

Year: 7133 Days

Day: 13 Hours

Environment

Temp: -151 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 102,918,790 km

• M1: 115,490 km (0.07 R)
• M2: 191,036 km (0.093 R)
• M3: 267,930 km (0.064 R)
• M4: 360,680 km (0.114 R)
• M5: 512,971 km (0.12 R)
• M6: 635,641 km (0.116 R)
• M7: 741,557 km (0.073 R)
• M8: 912,098 km (0.064 R)
• M9: 1,095,655 km (0.08 R)
• M10: 1,175,839 km (0.096 R)
• M11: 1,308,533 km (0.109 R)
• M12: 1,606,980 km (0.072 R)
• M13: 1,792,631 km (0.083 R)
• M14: 2,144,635 km (0.097 R)
• M15: 2,307,996 km (0.117 R)
• M16: 2,560,966 km (0.112 R)
• M17: 3,302,373 km (0.112 R)
• M18: 3,372,983 km (0.084 R)
• M19: 4,754,520 km (0.091 R)
• M20: 4,834,405 km (0.098 R)
• M21: 5,104,130 km (0.045 R)
• M22: 5,406,467 km (0.08 R)
• M23: 5,629,966 km (0.109 R)
• M24: 5,714,639 km (0.07 R)
• M25: 6,406,978 km (0.088 R)
• M26: 6,853,228 km (0.049 R)
• M27: 6,943,585 km (0.113 R)
• M28: 7,034,541 km (0.097 R)
• M29: 7,248,017 km (0.091 R)
• M30: 7,650,286 km (0.07 R)
• M31: 7,775,499 km (0.119 R)
• M32: 8,444,351 km (0.112 R)
• M33: 8,769,278 km (0.088 R)
• M34: 9,131,454 km (0.118 R)
• M35: 9,431,398 km (0.084 R)
• M36: 9,667,014 km (0.098 R)
• M37: 9,768,591 km (0.06 R)
• M38: 10,247,305 km (0.113 R)
• M39: 10,698,641 km (0.114 R)
• M40: 11,085,501 km (0.092 R)
• M41: 11,369,887 km (0.093 R)
• M42: 11,477,149 km (0.115 R)
• M43: 13,013,818 km (0.107 R)
• M44: 13,163,416 km (0.045 R)
• M45: 13,540,253 km (0.072 R)
• M46: 13,691,945 km (0.108 R)
• M47: 13,996,975 km (0.101 R)
• M48: 14,808,544 km (0.101 R)
• M49: 14,886,634 km (0.062 R)
• M50: 15,397,660 km (0.097 R)
• M51: 15,675,164 km (0.078 R)
• M52: 16,074,441 km (0.098 R)
• M53: 16,154,775 km (0.109 R)
• M54: 16,639,173 km (0.075 R)
• M55: 16,924,007 km (0.044 R)
• M56: 17,210,337 km (0.085 R)
• M57: 17,374,745 km (0.099 R)
• M58: 18,330,077 km (0.098 R)
• M59: 20,378,222 km (0.097 R)
• M60: 20,595,588 km (0.062 R)
• M61: 20,857,683 km (0.102 R)
• M62: 21,340,884 km (0.061 R)
• M63: 21,739,114 km (0.105 R)
• M64: 21,916,836 km (0.098 R)
• M65: 22,229,047 km (0.044 R)
• M66: 22,767,599 km (0.095 R)
• M67: 23,129,177 km (0.045 R)
• M68: 24,363,060 km (0.105 R)
• M69: 24,732,866 km (0.09 R)
• M70: 24,825,617 km (0.106 R)
• M71: 24,964,893 km (0.078 R)
• M72: 25,290,866 km (0.083 R)
• M73: 25,477,864 km (0.092 R)
• M74: 25,994,425 km (0.112 R)
• M75: 26,277,614 km (0.066 R)
• M76: 26,656,695 km (0.101 R)
• M77: 30,050,921 km (0.037 R)
• M78: 30,248,989 km (0.026 R)
• M79: 30,596,654 km (0.057 R)
• M80: 31,396,105 km (0.078 R)
• M81: 31,647,430 km (0.105 R)
• M82: 32,202,438 km (0.103 R)
• M83: 33,938,521 km (0.106 R)
• M84: 34,041,594 km (0.095 R)
• M85: 34,299,800 km (0.034 R)
• M86: 34,403,172 km (0.103 R)
• M87: 34,506,694 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.8

Radius: 13.1

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.21 AU - 7.39 AU

Year: 7133 Days

Day: 9.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 102,918,790 km

• M1: 204,500 km (0.076 R)
• M2: 298,747 km (0.072 R)
• M3: 483,351 km (0.084 R)
• M4: 586,872 km (0.105 R)
• M5: 670,498 km (0.11 R)
• M6: 1,305,092 km (0.096 R)
• M7: 1,478,625 km (0.088 R)
• M8: 1,639,593 km (0.086 R)
• M9: 1,827,936 km (0.105 R)
• M10: 2,158,248 km (0.099 R)
• M11: 2,342,403 km (0.086 R)
• M12: 3,053,442 km (0.113 R)
• M13: 3,828,509 km (0.112 R)
• M14: 4,109,753 km (0.114 R)
• M15: 4,281,641 km (0.106 R)
• M16: 4,662,666 km (0.092 R)
• M17: 5,270,183 km (0.099 R)
• M18: 5,838,655 km (0.047 R)
• M19: 6,195,596 km (0.118 R)
• M20: 7,413,622 km (0.059 R)
• M21: 7,907,145 km (0.094 R)
• M22: 8,050,011 km (0.091 R)
• M23: 8,229,977 km (0.083 R)
• M24: 8,557,297 km (0.106 R)
• M25: 8,667,252 km (0.098 R)
• M26: 8,777,805 km (0.03 R)
• M27: 9,149,705 km (0.088 R)
• M28: 9,985,957 km (0.117 R)
• M29: 10,335,118 km (0.08 R)
• M30: 10,846,594 km (0.052 R)
• M31: 11,326,055 km (0.119 R)
• M32: 11,568,553 km (0.1 R)
• M33: 11,935,367 km (0.072 R)
• M34: 12,388,798 km (0.109 R)
• M35: 12,722,252 km (0.044 R)
• M36: 13,355,500 km (0.115 R)
• M37: 13,440,621 km (0.112 R)
• M38: 13,740,265 km (0.074 R)
• M39: 14,259,220 km (0.084 R)
• M40: 14,652,513 km (0.037 R)
• M41: 15,182,538 km (0.066 R)
• M42: 16,535,202 km (0.079 R)
• M43: 18,445,567 km (0.03 R)
• M44: 18,922,186 km (0.057 R)
• M45: 19,499,334 km (0.109 R)
• M46: 20,621,767 km (0.109 R)
• M47: 21,365,119 km (0.075 R)
• M48: 21,915,789 km (0.038 R)
• M49: 22,218,126 km (0.109 R)
• M50: 22,319,254 km (0.073 R)
• M51: 22,572,673 km (0.074 R)
• M52: 22,775,977 km (0.081 R)
• M53: 24,216,903 km (0.104 R)
• M54: 25,475,470 km (0.109 R)
• M55: 25,846,473 km (0.11 R)
• M56: 26,166,014 km (0.088 R)
• M57: 27,294,580 km (0.096 R)
• M58: 27,674,260 km (0.113 R)
• M59: 28,384,102 km (0.119 R)
• M60: 29,099,927 km (0.106 R)
• M61: 29,210,630 km (0.056 R)
• M62: 30,324,835 km (0.066 R)
• M63: 30,830,775 km (0.04 R)
• M64: 31,226,312 km (0.047 R)
• M65: 31,851,182 km (0.111 R)
• M66: 32,997,850 km (0.077 R)
• M67: 34,216,324 km (0.088 R)
• M68: 36,042,017 km (0.113 R)
• M69: 36,160,797 km (0.117 R)
• M70: 36,757,244 km (0.097 R)
• M71: 37,116,578 km (0.107 R)
• M72: 37,416,821 km (0.085 R)
• M73: 38,687,206 km (0.116 R)
• M74: 39,358,153 km (0.032 R)
• M75: 39,787,199 km (0.117 R)
• M76: 40,341,160 km (0.109 R)
• M77: 41,332,096 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.2

Radius: 4.9

Gravity: 36.53 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.16 AU - 22 AU

Year: 27803 Days

Day: 20.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 102,918,790 km

• M1: 86,916 km (0.094 R)
• M2: 443,408 km (0.109 R)
• M3: 517,309 km (0.028 R)
• M4: 2,089,583 km (0.114 R)
• M5: 2,476,144 km (0.084 R)
• M6: 2,791,945 km (0.057 R)
• M7: 2,978,045 km (0.081 R)
• M8: 3,510,613 km (0.095 R)
• M9: 4,072,204 km (0.08 R)
• M10: 4,283,286 km (0.102 R)
• M11: 6,156,401 km (0.083 R)
• M12: 6,216,540 km (0.077 R)
• M13: 7,270,606 km (0.105 R)
• M14: 7,526,418 km (0.101 R)
• M15: 8,047,169 km (0.091 R)
• M16: 8,714,375 km (0.088 R)
• M17: 9,054,561 km (0.112 R)
• M18: 9,538,211 km (0.074 R)
• M19: 9,607,923 km (0.109 R)
• M20: 9,818,258 km (0.085 R)
• M21: 11,778,588 km (0.113 R)
• M22: 12,381,917 km (0.11 R)
• M23: 16,041,230 km (0.066 R)
• M24: 16,124,257 km (0.106 R)
• M25: 18,245,555 km (0.093 R)
• M26: 18,592,921 km (0.061 R)
• M27: 18,942,681 km (0.091 R)
• M28: 21,817,054 km (0.056 R)
• M29: 22,278,265 km (0.088 R)
• M30: 22,556,517 km (0.059 R)
• M31: 23,586,797 km (0.103 R)
• M32: 24,536,594 km (0.118 R)
• M33: 24,920,013 km (0.115 R)
• M34: 26,179,777 km (0.099 R)
• M35: 27,460,185 km (0.11 R)
• M36: 27,958,047 km (0.085 R)
• M37: 28,458,901 km (0.088 R)
• M38: 29,367,857 km (0.094 R)
• M39: 31,317,716 km (0.067 R)
• M40: 31,837,868 km (0.115 R)
• M41: 32,046,706 km (0.032 R)
• M42: 32,151,275 km (0.093 R)
• M43: 33,203,397 km (0.091 R)
• M44: 33,946,599 km (0.084 R)
• M45: 34,910,010 km (0.068 R)
• M46: 35,882,545 km (0.083 R)
• M47: 37,193,023 km (0.061 R)
• M48: 38,519,058 km (0.096 R)
• M49: 39,187,910 km (0.107 R)
• M50: 40,085,647 km (0.12 R)
• M51: 41,787,024 km (0.096 R)
• M52: 42,130,201 km (0.032 R)
• M53: 43,049,779 km (0.071 R)
• M54: 43,743,764 km (0.107 R)
• M55: 43,859,702 km (0.117 R)
• M56: 43,975,790 km (0.088 R)
• M57: 44,441,339 km (0.04 R)
• M58: 47,626,128 km (0.086 R)
• M59: 48,343,749 km (0.118 R)
• M60: 50,761,699 km (0.089 R)
• M61: 50,883,621 km (0.09 R)
• M62: 53,466,429 km (0.108 R)
• M63: 53,714,611 km (0.12 R)
• M64: 53,963,243 km (0.092 R)
• M65: 56,596,465 km (0.025 R)
• M66: 56,975,995 km (0.089 R)
• M67: 57,229,563 km (0.047 R)
• M68: 57,483,431 km (0.111 R)
• M69: 57,610,439 km (0.076 R)
• M70: 57,992,363 km (0.083 R)
• M71: 58,247,427 km (0.089 R)
• M72: 59,014,714 km (0.111 R)
• M73: 59,656,639 km (0.094 R)
• M74: 60,300,807 km (0.073 R)
• M75: 63,556,655 km (0.095 R)
• M76: 64,742,667 km (0.104 R)
• M77: 65,272,094 km (0.09 R)
• M78: 66,069,002 km (0.114 R)
• M79: 66,202,144 km (0.084 R)
• M80: 70,645,051 km (0.074 R)
• M81: 71,053,753 km (0.11 R)
• M82: 71,463,202 km (0.12 R)
• M83: 72,558,857 km (0.102 R)
• M84: 72,833,519 km (0.114 R)
• M85: 73,522,118 km (0.06 R)
• M86: 74,766,772 km (0.084 R)
• M87: 75,044,276 km (0.078 R)
• M88: 78,119,858 km (0.062 R)
• M89: 79,107,055 km (0.055 R)
• M90: 83,240,594 km (0.102 R)
• M91: 87,736,159 km (0.102 R)
• M92: 90,678,151 km (0.088 R)
• M93: 98,173,154 km (0.113 R)
• M94: 101,686,909 km (0.11 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 13,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit