🌌 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: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.57 AU - 0.63 AU

Year: 163 Days

Day: 28.1 Hours

Environment

Temp: 186 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.8 AU - 1.14 AU

Year: 334 Days

Day: 19 Hours

Environment

Temp: 123 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 51,215,760 km

• M1: 266,135 km (0.081 R)
• M2: 377,286 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.18 AU - 1.32 AU

Year: 489 Days

Day: 44.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 46.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.56 AU - 1.7 AU

Year: 728 Days

Day: 19.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,215,760 km

• M1: 658,530 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.2 AU - 3.2 AU

Year: 2003 Days

Day: 32.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.88 AU - 4.98 AU

Year: 3830 Days

Day: 43.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57

Radius: 10.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.66 AU - 6.66 AU

Year: 4711 Days

Day: 8.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 51,215,760 km

• M1: 131,646 km (0.111 R)
• M2: 212,728 km (0.079 R)
• M3: 283,638 km (0.096 R)
• M4: 382,971 km (0.113 R)
• M5: 469,139 km (0.095 R)
• M6: 575,653 km (0.1 R)
• M7: 808,576 km (0.096 R)
• M8: 1,227,002 km (0.054 R)
• M9: 1,294,470 km (0.102 R)
• M10: 1,468,901 km (0.062 R)
• M11: 1,651,112 km (0.116 R)
• M12: 1,792,930 km (0.086 R)
• M13: 1,938,788 km (0.074 R)
• M14: 2,315,775 km (0.108 R)
• M15: 2,475,246 km (0.082 R)
• M16: 2,561,864 km (0.107 R)
• M17: 2,794,039 km (0.041 R)
• M18: 2,895,616 km (0.073 R)
• M19: 2,975,502 km (0.106 R)
• M20: 3,114,328 km (0.052 R)
• M21: 3,196,308 km (0.087 R)
• M22: 3,350,394 km (0.099 R)
• M23: 3,494,905 km (0.118 R)
• M24: 4,157,923 km (0.083 R)
• M25: 4,274,460 km (0.027 R)
• M26: 4,471,032 km (0.071 R)
• M27: 4,537,154 km (0.077 R)
• M28: 4,751,228 km (0.046 R)
• M29: 4,886,764 km (0.062 R)
• M30: 5,078,698 km (0.042 R)
• M31: 5,245,201 km (0.115 R)
• M32: 5,469,897 km (0.066 R)
• M33: 5,669,311 km (0.12 R)
• M34: 5,943,673 km (0.082 R)
• M35: 6,060,509 km (0.067 R)
• M36: 6,178,093 km (0.118 R)
• M37: 6,415,654 km (0.114 R)
• M38: 6,595,770 km (0.107 R)
• M39: 6,823,308 km (0.087 R)
• M40: 6,930,421 km (0.111 R)
• M41: 7,474,209 km (0.098 R)
• M42: 7,695,614 km (0.101 R)
• M43: 7,903,106 km (0.117 R)
• M44: 8,047,917 km (0.114 R)
• M45: 8,291,163 km (0.079 R)
• M46: 8,536,952 km (0.063 R)
• M47: 8,751,775 km (0.079 R)
• M48: 8,968,542 km (0.113 R)
• M49: 9,119,636 km (0.11 R)
• M50: 9,407,313 km (0.077 R)
• M51: 10,323,300 km (0.061 R)
• M52: 10,446,419 km (0.105 R)
• M53: 11,887,944 km (0.066 R)
• M54: 12,053,998 km (0.088 R)
• M55: 12,146,599 km (0.098 R)
• M56: 12,258,050 km (0.108 R)
• M57: 12,481,998 km (0.104 R)
• M58: 12,594,495 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441

Radius: 13.8

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.68 AU - 11.28 AU

Year: 11869 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 51,215,760 km

• M1: 175,777 km (0.105 R)
• M2: 448,794 km (0.09 R)
• M3: 569,519 km (0.073 R)
• M4: 719,715 km (0.06 R)
• M5: 851,062 km (0.074 R)
• M6: 1,140,085 km (0.032 R)
• M7: 1,317,209 km (0.093 R)
• M8: 1,440,627 km (0.093 R)
• M9: 1,633,459 km (0.082 R)
• M10: 1,766,900 km (0.105 R)
• M11: 2,363,347 km (0.025 R)
• M12: 2,567,249 km (0.06 R)
• M13: 3,157,861 km (0.103 R)
• M14: 3,326,309 km (0.119 R)
• M15: 3,969,879 km (0.096 R)
• M16: 4,651,895 km (0.062 R)
• M17: 4,941,666 km (0.039 R)
• M18: 5,370,564 km (0.108 R)
• M19: 5,846,135 km (0.101 R)
• M20: 5,984,513 km (0.057 R)
• M21: 6,229,405 km (0.117 R)
• M22: 6,693,009 km (0.06 R)
• M23: 7,540,630 km (0.062 R)
• M24: 7,729,423 km (0.065 R)
• M25: 7,919,711 km (0.082 R)
• M26: 8,736,366 km (0.104 R)
• M27: 10,533,186 km (0.086 R)
• M28: 12,307,267 km (0.067 R)
• M29: 12,979,261 km (0.082 R)
• M30: 13,069,768 km (0.081 R)
• M31: 13,709,298 km (0.079 R)
• M32: 13,893,902 km (0.103 R)
• M33: 14,125,779 km (0.065 R)
• M34: 15,256,888 km (0.059 R)
• M35: 16,908,748 km (0.104 R)
• M36: 17,906,865 km (0.09 R)
• M37: 18,362,241 km (0.11 R)
• M38: 20,484,736 km (0.105 R)
• M39: 20,643,160 km (0.059 R)
• M40: 21,014,162 km (0.091 R)
• M41: 22,357,551 km (0.098 R)
• M42: 22,847,933 km (0.096 R)
• M43: 22,957,289 km (0.057 R)
• M44: 23,066,944 km (0.111 R)
• M45: 23,231,801 km (0.1 R)
• M46: 23,452,009 km (0.099 R)
• M47: 23,562,562 km (0.108 R)
• M48: 23,950,320 km (0.071 R)
• M49: 24,117,271 km (0.078 R)
• M50: 25,636,438 km (0.059 R)
• M51: 25,807,129 km (0.098 R)
• M52: 26,378,892 km (0.113 R)
• M53: 28,354,182 km (0.085 R)
• M54: 29,478,560 km (0.094 R)
• M55: 30,436,734 km (0.114 R)
• M56: 30,738,323 km (0.05 R)
• M57: 31,162,134 km (0.084 R)
• M58: 32,138,260 km (0.105 R)
• M59: 32,753,257 km (0.071 R)
• M60: 32,876,825 km (0.116 R)
• M61: 33,683,307 km (0.115 R)
• M62: 34,182,814 km (0.034 R)
• M63: 34,308,177 km (0.099 R)
• M64: 34,810,677 km (0.079 R)
• M65: 35,505,858 km (0.089 R)
• M66: 36,077,920 km (0.055 R)
• M67: 37,747,881 km (0.054 R)
• M68: 38,136,836 km (0.114 R)
• M69: 39,442,825 km (0.098 R)
• M70: 39,574,322 km (0.09 R)
• M71: 40,962,889 km (0.106 R)
• M72: 41,096,031 km (0.096 R)
• M73: 42,300,294 km (0.072 R)
• M74: 42,771,826 km (0.119 R)
• M75: 43,245,004 km (0.09 R)
• M76: 43,719,978 km (0.083 R)
• M77: 43,855,962 km (0.116 R)
• M78: 45,292,551 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.9

Radius: 3

Gravity: 18.21 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.52 AU - 18.66 AU

Year: 22579 Days

Day: 16.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 51,215,760 km

• M1: 55,351 km (0.075 R)
• M2: 330,312 km (0.085 R)
• M3: 416,480 km (0.058 R)
• M4: 558,748 km (0.095 R)
• M5: 733,778 km (0.112 R)
• M6: 1,152,203 km (0.083 R)
• M7: 1,261,110 km (0.118 R)
• M8: 1,583,493 km (0.094 R)
• M9: 1,607,429 km (0.094 R)
• M10: 1,803,552 km (0.107 R)
• M11: 1,879,099 km (0.03 R)
• M12: 1,955,543 km (0.091 R)
• M13: 2,059,215 km (0.118 R)
• M14: 2,245,015 km (0.098 R)
• M15: 2,463,877 km (0.111 R)
• M16: 2,519,677 km (0.099 R)
• M17: 2,660,897 km (0.1 R)
• M18: 3,100,117 km (0.109 R)
• M19: 3,160,405 km (0.092 R)
• M20: 3,374,330 km (0.101 R)
• M21: 3,688,036 km (0.046 R)
• M22: 3,783,929 km (0.118 R)
• M23: 3,945,644 km (0.106 R)
• M24: 4,309,316 km (0.072 R)
• M25: 4,718,167 km (0.04 R)
• M26: 4,997,616 km (0.093 R)
• M27: 5,032,921 km (0.099 R)
• M28: 5,282,450 km (0.076 R)
• M29: 5,463,015 km (0.112 R)
• M30: 5,793,327 km (0.025 R)
• M31: 6,319,762 km (0.074 R)
• M32: 7,058,476 km (0.11 R)
• M33: 7,297,384 km (0.118 R)
• M34: 7,458,052 km (0.101 R)
• M35: 8,573,304 km (0.095 R)
• M36: 8,615,491 km (0.072 R)
• M37: 9,607,175 km (0.091 R)
• M38: 10,408,122 km (0.034 R)
• M39: 10,862,301 km (0.104 R)
• M40: 11,836,932 km (0.083 R)
• M41: 11,978,451 km (0.077 R)
• M42: 12,263,136 km (0.043 R)
• M43: 12,454,172 km (0.108 R)
• M44: 13,033,116 km (0.109 R)
• M45: 13,620,886 km (0.115 R)
• M46: 13,868,171 km (0.102 R)
• M47: 14,518,473 km (0.114 R)
• M48: 15,848,398 km (0.082 R)
• M49: 16,844,571 km (0.083 R)
• M50: 16,950,636 km (0.055 R)
• M51: 18,077,407 km (0.116 R)
• M52: 20,742,044 km (0.11 R)
• M53: 21,541,944 km (0.068 R)
• M54: 21,599,389 km (0.105 R)
• M55: 21,656,985 km (0.1 R)
• M56: 22,936,495 km (0.084 R)
• M57: 22,995,287 km (0.029 R)
• M58: 23,763,472 km (0.073 R)
• M59: 24,360,068 km (0.078 R)
• M60: 24,720,450 km (0.08 R)
• M61: 24,780,588 km (0.066 R)
• M62: 25,022,039 km (0.098 R)
• M63: 26,179,328 km (0.062 R)
• M64: 27,665,882 km (0.066 R)
• M65: 27,916,159 km (0.076 R)
• M66: 28,041,672 km (0.108 R)
• M67: 28,545,518 km (0.096 R)
• M68: 28,798,488 km (0.114 R)
• M69: 28,925,347 km (0.055 R)
• M70: 29,306,821 km (0.11 R)
• M71: 30,525,894 km (0.081 R)
• M72: 30,655,147 km (0.043 R)
• M73: 32,880,565 km (0.089 R)
• M74: 33,878,831 km (0.032 R)
• M75: 34,549,778 km (0.093 R)
• M76: 34,752,034 km (0.096 R)
• M77: 34,954,590 km (0.069 R)
• M78: 35,700,634 km (0.043 R)
• M79: 36,314,883 km (0.098 R)
• M80: 36,795,092 km (0.101 R)
• M81: 37,001,537 km (0.046 R)
• M82: 37,484,738 km (0.119 R)
• M83: 38,248,136 km (0.12 R)
• M84: 38,457,274 km (0.059 R)
• M85: 39,157,093 km (0.069 R)
• M86: 39,790,490 km (0.039 R)
• M87: 43,225,407 km (0.097 R)
• M88: 45,789,215 km (0.11 R)
• M89: 46,679,472 km (0.037 R)
• M90: 47,575,564 km (0.101 R)
• M91: 48,326,545 km (0.114 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 16,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit