🌌 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: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.58 AU - 0.62 AU

Year: 166 Days

Day: 27.3 Hours

Environment

Temp: 244 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,608,475 km

• M1: 130,898 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.59 AU - 0.63 AU

Year: 170 Days

Day: 14.2 Hours

Environment

Temp: 247 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.61 AU - 0.63 AU

Year: 174 Days

Day: 29.1 Hours

Environment

Temp: 183 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,608,475 km

• M1: 462,257 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.77 AU - 0.85 AU

Year: 260 Days

Day: 35.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 46.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.68 AU - 0.94 AU

Year: 260 Days

Day: 29.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.47 AU - 1.75 AU

Year: 728 Days

Day: 44.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 85.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.3

Radius: 13.3

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.06 AU - 5.52 AU

Year: 4337 Days

Day: 7.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 97,608,475 km

• M1: 169,794 km (0.085 R)
• M2: 391,498 km (0.109 R)
• M3: 476,320 km (0.052 R)
• M4: 638,783 km (0.096 R)
• M5: 1,035,068 km (0.066 R)
• M6: 1,214,585 km (0.085 R)
• M7: 1,840,503 km (0.051 R)
• M8: 1,949,859 km (0.071 R)
• M9: 2,036,476 km (0.065 R)
• M10: 2,124,589 km (0.091 R)
• M11: 2,960,243 km (0.107 R)
• M12: 3,279,784 km (0.038 R)
• M13: 3,383,754 km (0.09 R)
• M14: 3,749,072 km (0.107 R)
• M15: 3,889,395 km (0.088 R)
• M16: 4,272,216 km (0.071 R)
• M17: 4,600,733 km (0.11 R)
• M18: 4,784,888 km (0.116 R)
• M19: 4,937,478 km (0.102 R)
• M20: 5,126,121 km (0.104 R)
• M21: 5,563,994 km (0.102 R)
• M22: 5,796,469 km (0.082 R)
• M23: 5,977,482 km (0.079 R)
• M24: 6,197,241 km (0.037 R)
• M25: 6,607,289 km (0.086 R)
• M26: 6,930,121 km (0.029 R)
• M27: 7,571,597 km (0.051 R)
• M28: 7,749,918 km (0.08 R)
• M29: 8,029,965 km (0.051 R)
• M30: 8,354,293 km (0.101 R)
• M31: 8,600,382 km (0.106 R)
• M32: 8,911,396 km (0.098 R)
• M33: 8,994,871 km (0.109 R)
• M34: 9,162,870 km (0.106 R)
• M35: 9,289,429 km (0.085 R)
• M36: 9,565,886 km (0.087 R)
• M37: 9,758,718 km (0.114 R)
• M38: 10,565,499 km (0.072 R)
• M39: 10,787,353 km (0.106 R)
• M40: 10,943,383 km (0.119 R)
• M41: 11,145,341 km (0.096 R)
• M42: 11,507,218 km (0.069 R)
• M43: 12,034,401 km (0.075 R)
• M44: 12,875,290 km (0.037 R)
• M45: 13,446,455 km (0.099 R)
• M46: 13,614,603 km (0.05 R)
• M47: 13,977,378 km (0.117 R)
• M48: 14,196,539 km (0.087 R)
• M49: 14,367,828 km (0.056 R)
• M50: 14,515,182 km (0.063 R)
• M51: 14,811,386 km (0.03 R)
• M52: 15,109,535 km (0.102 R)
• M53: 15,686,683 km (0.111 R)
• M54: 15,787,811 km (0.108 R)
• M55: 16,092,542 km (0.111 R)
• M56: 16,476,111 km (0.106 R)
• M57: 16,578,885 km (0.099 R)
• M58: 17,070,015 km (0.086 R)
• M59: 17,252,225 km (0.085 R)
• M60: 17,356,644 km (0.045 R)
• M61: 17,671,099 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 10.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 11.53 AU - 12.05 AU

Year: 14430 Days

Day: 8.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 97,608,475 km

• M1: 273,016 km (0.108 R)
• M2: 569,369 km (0.106 R)
• M3: 1,129,464 km (0.095 R)
• M4: 1,309,580 km (0.117 R)
• M5: 1,809,237 km (0.074 R)
• M6: 2,277,029 km (0.116 R)
• M7: 2,989,564 km (0.03 R)
• M8: 3,143,949 km (0.12 R)
• M9: 3,222,189 km (0.117 R)
• M10: 3,767,174 km (0.066 R)
• M11: 4,082,376 km (0.1 R)
• M12: 4,362,723 km (0.056 R)
• M13: 4,919,227 km (0.053 R)
• M14: 5,033,370 km (0.085 R)
• M15: 5,125,223 km (0.109 R)
• M16: 5,404,223 km (0.096 R)
• M17: 5,593,016 km (0.115 R)
• M18: 5,952,948 km (0.08 R)
• M19: 6,295,677 km (0.031 R)
• M20: 6,544,458 km (0.112 R)
• M21: 6,619,855 km (0.047 R)
• M22: 6,821,962 km (0.052 R)
• M23: 6,975,001 km (0.086 R)
• M24: 7,206,578 km (0.11 R)
• M25: 7,284,369 km (0.079 R)
• M26: 7,388,489 km (0.105 R)
• M27: 7,703,991 km (0.109 R)
• M28: 7,916,719 km (0.09 R)
• M29: 8,185,397 km (0.03 R)
• M30: 8,429,840 km (0.094 R)
• M31: 8,539,196 km (0.09 R)
• M32: 8,953,732 km (0.112 R)
• M33: 9,233,779 km (0.094 R)
• M34: 9,488,245 km (0.106 R)
• M35: 9,946,314 km (0.078 R)
• M36: 10,499,826 km (0.071 R)
• M37: 11,063,361 km (0.066 R)
• M38: 11,424,341 km (0.093 R)
• M39: 11,575,883 km (0.076 R)
• M40: 12,343,620 km (0.047 R)
• M41: 13,159,676 km (0.11 R)
• M42: 13,254,970 km (0.056 R)
• M43: 14,579,958 km (0.07 R)
• M44: 15,042,066 km (0.116 R)
• M45: 15,609,640 km (0.049 R)
• M46: 15,811,747 km (0.066 R)
• M47: 16,116,328 km (0.117 R)
• M48: 16,320,529 km (0.066 R)
• M49: 16,423,004 km (0.112 R)
• M50: 17,042,040 km (0.12 R)
• M51: 17,319,544 km (0.092 R)
• M52: 17,949,501 km (0.115 R)
• M53: 18,587,087 km (0.104 R)
• M54: 18,765,557 km (0.092 R)
• M55: 19,016,283 km (0.03 R)
• M56: 19,557,229 km (0.102 R)
• M57: 19,847,897 km (0.098 R)
• M58: 20,213,215 km (0.03 R)
• M59: 21,771,726 km (0.12 R)
• M60: 23,061,409 km (0.095 R)
• M61: 23,214,897 km (0.058 R)
• M62: 23,599,812 km (0.097 R)
• M63: 24,103,359 km (0.073 R)
• M64: 24,924,202 km (0.094 R)
• M65: 25,120,923 km (0.11 R)
• M66: 25,357,886 km (0.115 R)
• M67: 25,555,804 km (0.112 R)
• M68: 25,793,964 km (0.073 R)
• M69: 25,873,550 km (0.117 R)
• M70: 26,392,804 km (0.076 R)
• M71: 26,472,989 km (0.058 R)
• M72: 26,713,991 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.7

Radius: 3.5

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 18.21 AU - 21.59 AU

Year: 31643 Days

Day: 25 Hours

Environment

Temp: -199 °C

Axial Tilt: 92.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 97,608,475 km

• M1: 218,862 km (0.105 R)
• M2: 503,995 km (0.12 R)
• M3: 638,633 km (0.074 R)
• M4: 812,017 km (0.116 R)
• M5: 839,842 km (0.104 R)
• M6: 1,105,827 km (0.053 R)
• M7: 1,744,910 km (0.095 R)
• M8: 2,004,611 km (0.091 R)
• M9: 2,621,403 km (0.106 R)
• M10: 4,402,665 km (0.049 R)
• M11: 4,552,114 km (0.079 R)
• M12: 4,627,361 km (0.065 R)
• M13: 4,753,921 km (0.051 R)
• M14: 4,804,784 km (0.069 R)
• M15: 5,036,212 km (0.114 R)
• M16: 5,088,123 km (0.118 R)
• M17: 6,414,457 km (0.057 R)
• M18: 7,571,298 km (0.117 R)
• M19: 7,601,068 km (0.092 R)
• M20: 7,810,206 km (0.097 R)
• M21: 9,776,670 km (0.093 R)
• M22: 10,931,416 km (0.105 R)
• M23: 11,032,394 km (0.105 R)
• M24: 11,885,700 km (0.032 R)
• M25: 13,909,311 km (0.102 R)
• M26: 14,201,625 km (0.037 R)
• M27: 17,000,900 km (0.108 R)
• M28: 17,706,853 km (0.114 R)
• M29: 17,746,347 km (0.094 R)
• M30: 18,582,599 km (0.119 R)
• M31: 18,904,533 km (0.119 R)
• M32: 19,025,857 km (0.118 R)
• M33: 19,147,181 km (0.06 R)
• M34: 21,630,057 km (0.083 R)
• M35: 21,926,261 km (0.059 R)
• M36: 22,522,558 km (0.115 R)
• M37: 23,557,326 km (0.075 R)
• M38: 25,227,138 km (0.084 R)
• M39: 25,806,979 km (0.109 R)
• M40: 26,256,072 km (0.082 R)
• M41: 26,346,279 km (0.091 R)
• M42: 26,526,844 km (0.119 R)
• M43: 27,618,908 km (0.035 R)
• M44: 28,354,930 km (0.119 R)
• M45: 28,401,156 km (0.112 R)
• M46: 29,564,878 km (0.028 R)
• M47: 29,611,851 km (0.101 R)
• M48: 31,172,307 km (0.04 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.7

Radius: 7.8

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 15.76 AU - 24.04 AU

Year: 31643 Days

Day: 18.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 97,608,475 km

• M1: 131,497 km (0.054 R)
• M2: 294,409 km (0.074 R)
• M3: 372,798 km (0.104 R)
• M4: 578,495 km (0.097 R)
• M5: 791,074 km (0.102 R)
• M6: 1,788,143 km (0.106 R)
• M7: 2,303,508 km (0.077 R)
• M8: 3,134,375 km (0.048 R)
• M9: 3,654,526 km (0.064 R)
• M10: 3,703,146 km (0.077 R)
• M11: 3,850,350 km (0.085 R)
• M12: 5,150,355 km (0.095 R)
• M13: 5,818,609 km (0.12 R)
• M14: 6,871,629 km (0.091 R)
• M15: 6,992,204 km (0.103 R)
• M16: 7,174,564 km (0.08 R)
• M17: 7,419,905 km (0.102 R)
• M18: 7,481,689 km (0.108 R)
• M19: 7,982,243 km (0.087 R)
• M20: 10,852,877 km (0.109 R)
• M21: 11,134,719 km (0.072 R)
• M22: 11,849,797 km (0.1 R)
• M23: 12,579,685 km (0.057 R)
• M24: 12,950,089 km (0.12 R)
• M25: 13,324,084 km (0.108 R)
• M26: 15,011,398 km (0.086 R)
• M27: 15,089,638 km (0.038 R)
• M28: 15,325,404 km (0.096 R)
• M29: 16,360,771 km (0.077 R)
• M30: 16,602,820 km (0.117 R)
• M31: 17,009,128 km (0.082 R)
• M32: 17,997,222 km (0.11 R)
• M33: 21,776,812 km (0.036 R)
• M34: 22,400,037 km (0.048 R)
• M35: 23,572,884 km (0.118 R)
• M36: 25,509,429 km (0.101 R)
• M37: 25,790,224 km (0.118 R)
• M38: 25,977,969 km (0.068 R)
• M39: 28,363,158 km (0.078 R)
• M40: 29,926,007 km (0.102 R)
• M41: 30,420,129 km (0.03 R)
• M42: 30,717,978 km (0.078 R)
• M43: 31,516,681 km (0.117 R)
• M44: 31,617,061 km (0.026 R)
• M45: 31,817,971 km (0.076 R)
• M46: 32,120,308 km (0.112 R)
• M47: 33,543,433 km (0.083 R)
• M48: 34,676,038 km (0.113 R)
• M49: 34,779,560 km (0.071 R)
• M50: 36,135,515 km (0.072 R)
• M51: 40,960,645 km (0.111 R)
• M52: 42,835,555 km (0.096 R)
• M53: 43,280,758 km (0.111 R)
• M54: 45,529,514 km (0.097 R)
• M55: 46,897,137 km (0.089 R)
• M56: 47,816,267 km (0.116 R)
• M57: 53,574,139 km (0.108 R)
• M58: 55,017,160 km (0.108 R)
• M59: 56,961,184 km (0.103 R)
• M60: 57,818,679 km (0.1 R)
• M61: 59,298,801 km (0.1 R)
• M62: 60,541,510 km (0.063 R)
• M63: 60,916,103 km (0.114 R)
• M64: 61,041,167 km (0.079 R)
• M65: 61,542,021 km (0.1 R)
• M66: 62,421,956 km (0.076 R)
• M67: 64,194,092 km (0.104 R)
• M68: 67,270,423 km (0.101 R)
• M69: 67,658,330 km (0.032 R)
• M70: 68,176,686 km (0.04 R)
• M71: 69,217,439 km (0.084 R)
• M72: 70,001,332 km (0.062 R)
• M73: 70,657,019 km (0.075 R)
• M74: 71,710,039 km (0.097 R)
• M75: 73,166,523 km (0.108 R)
• M76: 73,698,643 km (0.056 R)
• M77: 78,001,078 km (0.04 R)
• M78: 78,136,913 km (0.086 R)
• M79: 80,868,570 km (0.111 R)
• M80: 81,281,011 km (0.029 R)
• M81: 81,694,200 km (0.091 R)
• M82: 83,076,335 km (0.038 R)
• M83: 83,909,446 km (0.093 R)
• M84: 84,605,674 km (0.081 R)
• M85: 85,303,997 km (0.117 R)
• M86: 86,425,083 km (0.084 R)
• M87: 87,692,177 km (0.042 R)
• M88: 91,530,260 km (0.103 R)
• M89: 93,397,691 km (0.104 R)
• M90: 94,119,201 km (0.075 R)
• M91: 95,277,537 km (0.107 R)
• M92: 97,316,108 km (0.096 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 16,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit