🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.5 AU - 0.72 AU

Year: 175 Days

Day: 43.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.06 AU - 1.14 AU

Year: 424 Days

Day: 18.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 106,463,783 km

• M1: 288,724 km (0.087 R)
• M2: 471,233 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.99 AU - 1.52 AU

Year: 513 Days

Day: 20.2 Hours

Environment

Temp: -12 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,463,783 km

• M1: 367,263 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.41 AU - 1.69 AU

Year: 708 Days

Day: 36.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 8

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.33 AU - 13.15 AU

Year: 13833 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 106,463,783 km

• M1: 136,433 km (0.086 R)
• M2: 319,092 km (0.12 R)
• M3: 476,918 km (0.11 R)
• M4: 1,191,547 km (0.102 R)
• M5: 1,265,748 km (0.101 R)
• M6: 1,799,662 km (0.05 R)
• M7: 1,856,659 km (0.095 R)
• M8: 2,716,997 km (0.101 R)
• M9: 2,949,322 km (0.091 R)
• M10: 3,050,899 km (0.058 R)
• M11: 3,188,230 km (0.055 R)
• M12: 3,867,853 km (0.113 R)
• M13: 4,129,500 km (0.054 R)
• M14: 4,243,344 km (0.099 R)
• M15: 4,591,308 km (0.116 R)
• M16: 4,988,640 km (0.084 R)
• M17: 5,355,753 km (0.084 R)
• M18: 6,909,776 km (0.087 R)
• M19: 7,595,832 km (0.11 R)
• M20: 7,876,328 km (0.106 R)
• M21: 8,447,493 km (0.056 R)
• M22: 8,543,983 km (0.069 R)
• M23: 8,982,903 km (0.116 R)
• M24: 10,653,912 km (0.066 R)
• M25: 11,020,576 km (0.065 R)
• M26: 11,126,042 km (0.076 R)
• M27: 12,090,799 km (0.113 R)
• M28: 13,530,978 km (0.047 R)
• M29: 14,733,445 km (0.073 R)
• M30: 15,317,924 km (0.066 R)
• M31: 16,570,059 km (0.067 R)
• M32: 16,751,521 km (0.07 R)
• M33: 17,055,653 km (0.097 R)
• M34: 17,116,689 km (0.038 R)
• M35: 17,238,911 km (0.095 R)
• M36: 18,102,988 km (0.117 R)
• M37: 19,744,825 km (0.059 R)
• M38: 20,518,545 km (0.041 R)
• M39: 21,105,268 km (0.081 R)
• M40: 22,228,748 km (0.105 R)
• M41: 23,371,526 km (0.096 R)
• M42: 23,575,128 km (0.079 R)
• M43: 23,711,263 km (0.084 R)
• M44: 24,326,858 km (0.092 R)
• M45: 24,947,689 km (0.107 R)
• M46: 25,086,366 km (0.103 R)
• M47: 25,225,343 km (0.094 R)
• M48: 25,364,618 km (0.118 R)
• M49: 25,783,791 km (0.104 R)
• M50: 25,853,803 km (0.065 R)
• M51: 26,841,598 km (0.113 R)
• M52: 27,054,775 km (0.1 R)
• M53: 28,418,659 km (0.103 R)
• M54: 29,145,405 km (0.111 R)
• M55: 29,731,081 km (0.095 R)
• M56: 30,099,241 km (0.094 R)
• M57: 30,394,847 km (0.049 R)
• M58: 31,212,549 km (0.071 R)
• M59: 31,586,693 km (0.099 R)
• M60: 31,736,739 km (0.098 R)
• M61: 32,112,829 km (0.037 R)
• M62: 32,339,320 km (0.079 R)
• M63: 33,402,961 km (0.103 R)
• M64: 35,564,351 km (0.107 R)
• M65: 36,662,100 km (0.118 R)
• M66: 37,770,770 km (0.078 R)
• M67: 39,696,842 km (0.034 R)
• M68: 40,671,921 km (0.09 R)
• M69: 40,835,132 km (0.098 R)
• M70: 41,326,262 km (0.115 R)
• M71: 42,894,347 km (0.089 R)
• M72: 43,226,903 km (0.041 R)
• M73: 43,393,555 km (0.042 R)
• M74: 43,727,458 km (0.048 R)
• M75: 45,155,968 km (0.117 R)
• M76: 46,343,924 km (0.084 R)
• M77: 46,856,147 km (0.116 R)
• M78: 47,113,007 km (0.071 R)
• M79: 47,714,091 km (0.065 R)
• M80: 52,169,415 km (0.037 R)
• M81: 52,257,977 km (0.119 R)
• M82: 54,491,324 km (0.044 R)
• M83: 55,393,249 km (0.076 R)
• M84: 57,120,656 km (0.08 R)
• M85: 58,036,943 km (0.116 R)
• M86: 58,773,413 km (0.118 R)
• M87: 59,235,222 km (0.108 R)
• M88: 59,791,127 km (0.107 R)
• M89: 59,883,878 km (0.056 R)
• M90: 60,441,878 km (0.097 R)
• M91: 61,656,463 km (0.09 R)
• M92: 62,125,752 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.5

Radius: 5

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.87 AU - 14.87 AU

Year: 15971 Days

Day: 23.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 106,463,783 km

• M1: 101,278 km (0.109 R)
• M2: 388,206 km (0.084 R)
• M3: 821,442 km (0.086 R)
• M4: 1,665,772 km (0.1 R)
• M5: 1,710,951 km (0.051 R)
• M6: 1,825,692 km (0.034 R)
• M7: 1,872,367 km (0.083 R)
• M8: 2,385,488 km (0.076 R)
• M9: 2,644,442 km (0.084 R)
• M10: 3,302,074 km (0.114 R)
• M11: 3,387,644 km (0.049 R)
• M12: 3,886,702 km (0.066 R)
• M13: 4,887,063 km (0.115 R)
• M14: 5,083,036 km (0.113 R)
• M15: 5,182,070 km (0.06 R)
• M16: 5,215,281 km (0.079 R)
• M17: 6,066,493 km (0.052 R)
• M18: 6,312,432 km (0.028 R)
• M19: 7,180,548 km (0.093 R)
• M20: 8,008,572 km (0.073 R)
• M21: 8,239,701 km (0.118 R)
• M22: 8,906,160 km (0.079 R)
• M23: 9,508,590 km (0.089 R)
• M24: 10,583,601 km (0.107 R)
• M25: 11,092,682 km (0.102 R)
• M26: 11,436,458 km (0.111 R)
• M27: 11,827,507 km (0.09 R)
• M28: 12,533,310 km (0.069 R)
• M29: 12,981,206 km (0.091 R)
• M30: 13,480,115 km (0.047 R)
• M31: 13,800,852 km (0.091 R)
• M32: 13,985,307 km (0.085 R)
• M33: 14,637,104 km (0.092 R)
• M34: 14,731,052 km (0.083 R)
• M35: 15,489,812 km (0.109 R)
• M36: 15,537,534 km (0.113 R)
• M37: 16,406,997 km (0.084 R)
• M38: 16,700,358 km (0.093 R)
• M39: 16,847,712 km (0.12 R)
• M40: 16,995,365 km (0.118 R)
• M41: 17,292,167 km (0.109 R)
• M42: 17,441,167 km (0.09 R)
• M43: 19,159,897 km (0.06 R)
• M44: 19,883,053 km (0.079 R)
• M45: 20,143,503 km (0.051 R)
• M46: 20,615,185 km (0.063 R)
• M47: 20,720,502 km (0.108 R)
• M48: 20,773,310 km (0.118 R)
• M49: 21,143,565 km (0.101 R)
• M50: 21,409,400 km (0.118 R)
• M51: 23,575,577 km (0.113 R)
• M52: 24,461,496 km (0.082 R)
• M53: 24,684,696 km (0.086 R)
• M54: 25,245,538 km (0.117 R)
• M55: 25,584,078 km (0.098 R)
• M56: 25,640,626 km (0.086 R)
• M57: 25,753,872 km (0.084 R)
• M58: 27,820,866 km (0.073 R)
• M59: 28,874,184 km (0.095 R)
• M60: 30,658,588 km (0.102 R)
• M61: 30,838,853 km (0.092 R)
• M62: 31,989,560 km (0.093 R)
• M63: 33,277,598 km (0.1 R)
• M64: 33,896,933 km (0.094 R)
• M65: 34,270,329 km (0.065 R)
• M66: 35,083,992 km (0.087 R)
• M67: 35,967,367 km (0.118 R)
• M68: 37,691,782 km (0.045 R)
• M69: 38,401,923 km (0.03 R)
• M70: 38,986,252 km (0.11 R)
• M71: 39,051,327 km (0.063 R)
• M72: 39,116,552 km (0.12 R)
• M73: 40,822,865 km (0.056 R)
• M74: 41,087,654 km (0.105 R)
• M75: 42,018,452 km (0.104 R)
• M76: 42,419,523 km (0.097 R)
• M77: 43,090,769 km (0.118 R)
• M78: 44,375,815 km (0.078 R)
• M79: 45,810,758 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.3

Radius: 3.2

Gravity: 96.12 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 14.52 AU - 21.12 AU

Year: 27614 Days

Day: 18.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 106,463,783 km

• M1: 77,492 km (0.109 R)
• M2: 146,157 km (0.101 R)
• M3: 485,894 km (0.087 R)
• M4: 923,318 km (0.095 R)
• M5: 1,055,712 km (0.074 R)
• M6: 1,564,943 km (0.076 R)
• M7: 3,304,767 km (0.067 R)
• M8: 3,354,882 km (0.102 R)
• M9: 4,519,202 km (0.097 R)
• M10: 5,085,729 km (0.03 R)
• M11: 5,143,624 km (0.118 R)
• M12: 5,318,653 km (0.099 R)
• M13: 5,674,397 km (0.074 R)
• M14: 6,346,540 km (0.086 R)
• M15: 9,203,859 km (0.059 R)
• M16: 9,487,347 km (0.093 R)
• M17: 10,649,424 km (0.108 R)
• M18: 11,625,999 km (0.082 R)
• M19: 11,932,225 km (0.092 R)
• M20: 12,241,145 km (0.1 R)
• M21: 12,396,577 km (0.094 R)
• M22: 12,866,763 km (0.114 R)
• M23: 13,824,638 km (0.045 R)
• M24: 13,905,421 km (0.094 R)
• M25: 14,722,525 km (0.067 R)
• M26: 14,805,103 km (0.063 R)
• M27: 15,807,857 km (0.105 R)
• M28: 16,231,967 km (0.078 R)
• M29: 16,317,388 km (0.06 R)
• M30: 18,497,627 km (0.12 R)
• M31: 19,394,915 km (0.109 R)
• M32: 20,952,678 km (0.067 R)
• M33: 21,231,827 km (0.079 R)
• M34: 23,507,959 km (0.105 R)
• M35: 24,381,311 km (0.11 R)
• M36: 24,871,095 km (0.104 R)
• M37: 24,969,381 km (0.101 R)
• M38: 25,959,868 km (0.043 R)
• M39: 26,862,242 km (0.114 R)
• M40: 27,368,033 km (0.115 R)
• M41: 34,331,215 km (0.09 R)
• M42: 35,320,955 km (0.066 R)
• M43: 37,892,393 km (0.095 R)
• M44: 38,118,734 km (0.119 R)
• M45: 38,459,219 km (0.044 R)
• M46: 39,143,330 km (0.066 R)
• M47: 39,486,807 km (0.087 R)
• M48: 39,831,331 km (0.082 R)
• M49: 40,292,242 km (0.045 R)
• M50: 41,219,300 km (0.055 R)
• M51: 44,638,359 km (0.105 R)
• M52: 45,597,581 km (0.057 R)
• M53: 45,717,857 km (0.12 R)
• M54: 46,321,335 km (0.108 R)
• M55: 48,638,157 km (0.094 R)
• M56: 49,748,772 km (0.113 R)
• M57: 49,872,639 km (0.111 R)
• M58: 50,369,304 km (0.086 R)
• M59: 50,867,614 km (0.057 R)
• M60: 51,367,570 km (0.113 R)
• M61: 53,891,586 km (0.085 R)
• M62: 54,018,894 km (0.111 R)
• M63: 54,912,442 km (0.033 R)
• M64: 55,682,272 km (0.081 R)
• M65: 58,404,654 km (0.105 R)
• M66: 61,568,649 km (0.099 R)
• M67: 63,977,923 km (0.115 R)
• M68: 64,923,082 km (0.112 R)
• M69: 65,194,004 km (0.104 R)
• M70: 66,827,314 km (0.116 R)
• M71: 69,025,954 km (0.075 R)
• M72: 70,412,127 km (0.077 R)
• M73: 71,527,679 km (0.08 R)
• M74: 71,667,553 km (0.11 R)
• M75: 73,917,505 km (0.091 R)
• M76: 77,192,202 km (0.052 R)
• M77: 81,534,131 km (0.083 R)
• M78: 82,705,332 km (0.076 R)
• M79: 85,064,341 km (0.092 R)
• M80: 88,794,265 km (0.066 R)
• M81: 89,395,948 km (0.113 R)
• M82: 92,272,565 km (0.113 R)
• M83: 95,795,296 km (0.113 R)
• M84: 96,258,002 km (0.102 R)
• M85: 97,030,825 km (0.097 R)
• M86: 97,340,492 km (0.07 R)
• M87: 100,925,755 km (0.108 R)
• M88: 101,710,844 km (0.108 R)
• M89: 104,078,231 km (0.101 R)
• M90: 104,395,228 km (0.098 R)
• M91: 104,871,399 km (0.087 R)
• M92: 105,985,304 km (0.061 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: 276 - 14,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit