🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.64 AU - 0.86 AU

Year: 247 Days

Day: 43.6 Hours

Environment

Temp: 106 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.07 AU - 1.59 AU

Year: 584 Days

Day: 26.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,374,210 km

• M1: 204,650 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.62 AU - 2.4 AU

Year: 1085 Days

Day: 46.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.45 AU - 3.29 AU

Year: 1851 Days

Day: 13.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.39 AU - 3.43 AU

Year: 1890 Days

Day: 23.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,374,210 km

• M1: 35,604 km (0.079 R)
• M2: 1,761,964 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.02 AU - 4.16 AU

Year: 3150 Days

Day: 38.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.2

Radius: 11.7

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.86 AU - 8.32 AU

Year: 7189 Days

Day: 8.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 77,374,210 km

• M1: 194,028 km (0.061 R)
• M2: 273,615 km (0.044 R)
• M3: 630,555 km (0.117 R)
• M4: 1,207,554 km (0.077 R)
• M5: 1,378,544 km (0.066 R)
• M6: 1,537,567 km (0.082 R)
• M7: 1,702,873 km (0.032 R)
• M8: 1,984,266 km (0.111 R)
• M9: 2,398,951 km (0.087 R)
• M10: 2,494,844 km (0.109 R)
• M11: 2,616,467 km (0.083 R)
• M12: 2,715,351 km (0.082 R)
• M13: 2,993,753 km (0.098 R)
• M14: 3,097,274 km (0.08 R)
• M15: 3,388,392 km (0.082 R)
• M16: 3,605,757 km (0.072 R)
• M17: 4,520,698 km (0.104 R)
• M18: 4,881,827 km (0.1 R)
• M19: 5,252,381 km (0.053 R)
• M20: 6,485,516 km (0.08 R)
• M21: 6,654,263 km (0.096 R)
• M22: 7,030,651 km (0.043 R)
• M23: 7,134,622 km (0.098 R)
• M24: 8,092,497 km (0.088 R)
• M25: 8,201,404 km (0.097 R)
• M26: 8,420,864 km (0.084 R)
• M27: 8,716,320 km (0.116 R)
• M28: 9,585,035 km (0.103 R)
• M29: 10,362,794 km (0.074 R)
• M30: 10,799,171 km (0.101 R)
• M31: 11,201,141 km (0.1 R)
• M32: 11,526,366 km (0.092 R)
• M33: 13,113,001 km (0.099 R)
• M34: 13,198,422 km (0.108 R)
• M35: 13,369,861 km (0.102 R)
• M36: 13,498,814 km (0.067 R)
• M37: 14,237,678 km (0.069 R)
• M38: 14,325,492 km (0.113 R)
• M39: 14,989,856 km (0.073 R)
• M40: 15,982,289 km (0.1 R)
• M41: 17,135,688 km (0.071 R)
• M42: 17,840,593 km (0.113 R)
• M43: 18,843,497 km (0.099 R)
• M44: 19,230,357 km (0.12 R)
• M45: 19,327,447 km (0.116 R)
• M46: 19,522,223 km (0.089 R)
• M47: 19,668,679 km (0.081 R)
• M48: 21,960,219 km (0.077 R)
• M49: 22,163,373 km (0.027 R)
• M50: 22,982,721 km (0.109 R)
• M51: 23,396,060 km (0.102 R)
• M52: 23,499,731 km (0.074 R)
• M53: 23,811,792 km (0.092 R)
• M54: 23,916,062 km (0.08 R)
• M55: 24,545,271 km (0.104 R)
• M56: 24,756,353 km (0.087 R)
• M57: 24,861,969 km (0.037 R)
• M58: 25,392,743 km (0.113 R)
• M59: 25,659,476 km (0.082 R)
• M60: 25,766,588 km (0.094 R)
• M61: 26,519,514 km (0.074 R)
• M62: 26,790,136 km (0.076 R)
• M63: 29,827,721 km (0.051 R)
• M64: 29,996,617 km (0.099 R)
• M65: 30,165,663 km (0.04 R)
• M66: 30,335,157 km (0.033 R)
• M67: 31,073,123 km (0.088 R)
• M68: 31,301,410 km (0.095 R)
• M69: 31,702,182 km (0.108 R)
• M70: 32,682,497 km (0.07 R)
• M71: 32,798,585 km (0.066 R)
• M72: 33,322,178 km (0.092 R)
• M73: 34,673,046 km (0.053 R)
• M74: 34,909,860 km (0.038 R)
• M75: 35,504,063 km (0.118 R)
• M76: 36,221,534 km (0.12 R)
• M77: 36,762,929 km (0.039 R)
• M78: 37,246,279 km (0.095 R)
• M79: 37,610,251 km (0.111 R)
• M80: 38,893,202 km (0.061 R)
• M81: 39,509,246 km (0.081 R)
• M82: 39,756,532 km (0.072 R)
• M83: 40,813,441 km (0.11 R)
• M84: 41,564,871 km (0.104 R)
• M85: 41,816,494 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.8

Radius: 13.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.39 AU - 9.37 AU

Year: 8423 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 77,374,210 km

• M1: 269,725 km (0.12 R)
• M2: 362,027 km (0.069 R)
• M3: 499,806 km (0.093 R)
• M4: 599,588 km (0.101 R)
• M5: 724,203 km (0.052 R)
• M6: 1,059,303 km (0.115 R)
• M7: 1,663,828 km (0.059 R)
• M8: 2,262,967 km (0.07 R)
• M9: 2,707,123 km (0.097 R)
• M10: 2,843,108 km (0.108 R)
• M11: 4,486,141 km (0.12 R)
• M12: 4,978,019 km (0.031 R)
• M13: 5,112,058 km (0.09 R)
• M14: 5,349,620 km (0.117 R)
• M15: 5,487,100 km (0.101 R)
• M16: 7,188,776 km (0.068 R)
• M17: 7,417,212 km (0.109 R)
• M18: 7,764,279 km (0.108 R)
• M19: 8,116,732 km (0.104 R)
• M20: 9,287,933 km (0.113 R)
• M21: 10,511,794 km (0.096 R)
• M22: 10,858,262 km (0.052 R)
• M23: 12,692,931 km (0.102 R)
• M24: 13,434,637 km (0.09 R)
• M25: 13,622,382 km (0.108 R)
• M26: 13,952,844 km (0.105 R)
• M27: 14,621,845 km (0.088 R)
• M28: 14,766,656 km (0.103 R)
• M29: 15,203,781 km (0.091 R)
• M30: 15,595,877 km (0.08 R)
• M31: 15,991,264 km (0.041 R)
• M32: 16,691,233 km (0.107 R)
• M33: 16,842,626 km (0.112 R)
• M34: 17,350,211 km (0.091 R)
• M35: 17,606,024 km (0.094 R)
• M36: 17,708,648 km (0.047 R)
• M37: 17,914,495 km (0.097 R)
• M38: 18,380,791 km (0.09 R)
• M39: 18,484,911 km (0.089 R)
• M40: 18,798,468 km (0.107 R)
• M41: 19,325,203 km (0.111 R)
• M42: 19,696,654 km (0.112 R)
• M43: 20,608,752 km (0.116 R)
• M44: 21,699,620 km (0.115 R)
• M45: 22,585,688 km (0.065 R)
• M46: 22,977,036 km (0.11 R)
• M47: 23,596,671 km (0.111 R)
• M48: 23,880,159 km (0.102 R)
• M49: 24,737,354 km (0.078 R)
• M50: 26,481,815 km (0.099 R)
• M51: 26,599,549 km (0.051 R)
• M52: 27,131,369 km (0.104 R)
• M53: 27,428,470 km (0.087 R)
• M54: 27,965,826 km (0.043 R)
• M55: 28,205,781 km (0.072 R)
• M56: 28,446,334 km (0.108 R)
• M57: 29,659,723 km (0.053 R)
• M58: 30,026,985 km (0.11 R)
• M59: 30,519,162 km (0.12 R)
• M60: 30,766,148 km (0.067 R)
• M61: 31,262,215 km (0.077 R)
• M62: 32,074,083 km (0.113 R)
• M63: 34,037,854 km (0.104 R)
• M64: 34,229,938 km (0.096 R)
• M65: 35,131,265 km (0.099 R)
• M66: 35,325,443 km (0.066 R)
• M67: 35,584,846 km (0.118 R)
• M68: 36,825,760 km (0.12 R)
• M69: 37,220,549 km (0.049 R)
• M70: 37,682,956 km (0.096 R)
• M71: 38,346,871 km (0.091 R)
• M72: 39,484,413 km (0.105 R)
• M73: 39,888,477 km (0.063 R)
• M74: 41,450,279 km (0.11 R)
• M75: 42,341,882 km (0.076 R)
• M76: 43,101,241 km (0.079 R)
• M77: 43,517,422 km (0.091 R)
• M78: 44,493,548 km (0.091 R)
• M79: 45,617,926 km (0.108 R)
• M80: 45,900,367 km (0.115 R)
• M81: 46,396,284 km (0.118 R)
• M82: 47,321,995 km (0.063 R)
• M83: 47,679,534 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.1

Radius: 6

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 13.98 AU - 20.7 AU

Year: 27496 Days

Day: 20.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 77,374,210 km

• M1: 94,247 km (0.051 R)
• M2: 456,423 km (0.12 R)
• M3: 887,564 km (0.077 R)
• M4: 1,889,720 km (0.08 R)
• M5: 2,266,857 km (0.114 R)
• M6: 2,555,730 km (0.107 R)
• M7: 3,287,862 km (0.116 R)
• M8: 3,409,186 km (0.039 R)
• M9: 3,739,648 km (0.101 R)
• M10: 4,254,713 km (0.028 R)
• M11: 4,386,958 km (0.047 R)
• M12: 4,475,819 km (0.028 R)
• M13: 4,883,323 km (0.115 R)
• M14: 4,975,476 km (0.117 R)
• M15: 5,349,919 km (0.031 R)
• M16: 5,830,876 km (0.076 R)
• M17: 6,076,516 km (0.118 R)
• M18: 6,885,092 km (0.097 R)
• M19: 8,269,621 km (0.094 R)
• M20: 9,049,774 km (0.095 R)
• M21: 9,334,159 km (0.096 R)
• M22: 9,506,047 km (0.083 R)
• M23: 10,145,728 km (0.104 R)
• M24: 10,204,520 km (0.056 R)
• M25: 10,799,171 km (0.036 R)
• M26: 10,979,736 km (0.102 R)
• M27: 11,282,971 km (0.111 R)
• M28: 11,466,228 km (0.11 R)
• M29: 12,084,067 km (0.056 R)
• M30: 12,649,398 km (0.04 R)
• M31: 12,712,827 km (0.052 R)
• M32: 14,396,551 km (0.052 R)
• M33: 15,467,073 km (0.066 R)
• M34: 15,602,759 km (0.102 R)
• M35: 18,181,826 km (0.093 R)
• M36: 19,630,083 km (0.117 R)
• M37: 20,219,648 km (0.116 R)
• M38: 21,718,918 km (0.098 R)
• M39: 22,405,123 km (0.118 R)
• M40: 22,943,825 km (0.101 R)
• M41: 23,564,657 km (0.101 R)
• M42: 23,798,927 km (0.116 R)
• M43: 26,913,704 km (0.116 R)
• M44: 27,404,086 km (0.082 R)
• M45: 28,062,616 km (0.12 R)
• M46: 29,479,308 km (0.058 R)
• M47: 29,815,903 km (0.049 R)
• M48: 30,663,225 km (0.061 R)
• M49: 31,261,018 km (0.116 R)
• M50: 33,164,801 km (0.118 R)
• M51: 33,515,009 km (0.048 R)
• M52: 33,602,674 km (0.084 R)
• M53: 36,270,004 km (0.082 R)
• M54: 37,720,056 km (0.054 R)
• M55: 37,811,460 km (0.065 R)
• M56: 38,820,049 km (0.098 R)
• M57: 41,615,884 km (0.112 R)
• M58: 41,710,130 km (0.059 R)
• M59: 42,182,710 km (0.111 R)
• M60: 42,277,405 km (0.086 R)
• M61: 44,186,873 km (0.09 R)
• M62: 44,668,727 km (0.1 R)
• M63: 46,515,214 km (0.1 R)
• M64: 46,907,011 km (0.12 R)
• M65: 48,188,317 km (0.059 R)
• M66: 48,684,084 km (0.095 R)
• M67: 49,281,428 km (0.098 R)
• M68: 50,382,618 km (0.048 R)
• M69: 50,885,865 km (0.082 R)
• M70: 51,593,164 km (0.09 R)
• M71: 51,694,591 km (0.114 R)
• M72: 51,998,873 km (0.115 R)
• M73: 52,405,630 km (0.077 R)
• M74: 52,507,357 km (0.096 R)
• M75: 53,119,810 km (0.074 R)
• M76: 53,940,205 km (0.114 R)
• M77: 54,558,044 km (0.112 R)
• M78: 57,367,791 km (0.115 R)
• M79: 58,103,963 km (0.058 R)
• M80: 58,314,746 km (0.073 R)
• M81: 61,079,464 km (0.117 R)
• M82: 62,477,606 km (0.057 R)
• M83: 63,669,003 km (0.064 R)
• M84: 65,524,915 km (0.084 R)
• M85: 65,634,719 km (0.118 R)
• M86: 65,854,329 km (0.084 R)
• M87: 68,731,695 km (0.108 R)
• M88: 68,843,145 km (0.079 R)
• M89: 69,401,444 km (0.077 R)
• M90: 71,085,467 km (0.096 R)
• M91: 71,536,804 km (0.1 R)
• M92: 72,102,284 km (0.09 R)
• M93: 73,010,194 km (0.1 R)
• M94: 73,351,726 km (0.116 R)
• M95: 74,722,790 km (0.106 R)
• M96: 74,952,124 km (0.071 R)
• M97: 76,102,232 km (0.073 R)
• M98: 77,374,263 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 19,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit