🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.1

Radius: 8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.61 AU - 0.65 AU

Year: 339 Days

Day: 14.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,216,974 km

• M1: 99,483 km (0.073 R)
• M2: 387,010 km (0.107 R)
• M3: 657,483 km (0.098 R)
• M4: 1,136,046 km (0.067 R)
• M5: 1,520,064 km (0.113 R)
• M6: 1,782,309 km (0.089 R)
• M7: 2,890,979 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.7

Radius: 13.2

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.13 AU - 1.81 AU

Year: 1209 Days

Day: 5 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,216,974 km

• M1: 173,384 km (0.119 R)
• M2: 682,765 km (0.095 R)
• M3: 1,175,241 km (0.116 R)
• M4: 1,729,950 km (0.115 R)
• M5: 2,144,186 km (0.072 R)
• M6: 2,564,855 km (0.058 R)
• M7: 3,068,552 km (0.116 R)
• M8: 3,891,789 km (0.092 R)
• M9: 4,382,619 km (0.063 R)
• M10: 4,819,894 km (0.073 R)
• M11: 5,286,490 km (0.08 R)
• M12: 5,740,669 km (0.043 R)
• M13: 6,610,281 km (0.04 R)
• M14: 7,212,712 km (0.067 R)
• M15: 8,980,959 km (0.081 R)
• M16: 10,342,000 km (0.117 R)
• M17: 11,222,383 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.1

Radius: 8.5

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.56 AU - 2.14 AU

Year: 1707 Days

Day: 7.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,216,974 km

• M1: 105,766 km (0.073 R)
• M2: 379,829 km (0.072 R)
• M3: 750,682 km (0.116 R)
• M4: 1,330,673 km (0.102 R)
• M5: 1,601,296 km (0.111 R)
• M6: 1,927,569 km (0.099 R)
• M7: 2,540,920 km (0.095 R)
• M8: 4,616,590 km (0.068 R)
• M9: 5,060,896 km (0.057 R)
• M10: 6,968,418 km (0.108 R)
• M11: 8,120,771 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 14

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.58 AU - 2.26 AU

Year: 1804 Days

Day: 14.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,216,974 km

• M1: 179,069 km (0.067 R)
• M2: 630,555 km (0.089 R)
• M3: 1,229,994 km (0.106 R)
• M4: 1,764,806 km (0.095 R)
• M5: 2,709,217 km (0.104 R)
• M6: 3,272,902 km (0.036 R)
• M7: 5,120,137 km (0.052 R)
• M8: 8,559,990 km (0.116 R)
• M9: 9,549,879 km (0.064 R)
• M10: 11,643,651 km (0.098 R)
• M11: 13,644,523 km (0.034 R)
• M12: 14,418,243 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.2

Radius: 13.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.36 AU - 4.24 AU

Year: 5024 Days

Day: 5.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,216,974 km

• M1: 164,258 km (0.039 R)
• M2: 760,406 km (0.053 R)
• M3: 1,216,979 km (0.111 R)
• M4: 2,386,236 km (0.115 R)
• M5: 3,138,563 km (0.051 R)
• M6: 3,738,600 km (0.109 R)
• M7: 4,681,815 km (0.059 R)
• M8: 5,579,402 km (0.118 R)
• M9: 7,203,586 km (0.095 R)
• M10: 7,681,103 km (0.099 R)
• M11: 8,399,920 km (0.036 R)
• M12: 11,184,386 km (0.095 R)
• M13: 12,589,708 km (0.115 R)
• M14: 16,380,368 km (0.109 R)
• M15: 18,064,840 km (0.079 R)
• M16: 18,630,171 km (0.084 R)
• M17: 23,884,796 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.6

Radius: 12.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.13 AU - 5.33 AU

Year: 6977 Days

Day: 7.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,216,974 km

• M1: 160,369 km (0.09 R)
• M2: 786,286 km (0.082 R)
• M3: 1,301,801 km (0.118 R)
• M4: 1,714,092 km (0.05 R)
• M5: 2,467,168 km (0.096 R)
• M6: 3,071,095 km (0.078 R)
• M7: 3,795,896 km (0.094 R)
• M8: 5,374,154 km (0.1 R)
• M9: 6,951,963 km (0.027 R)
• M10: 7,503,380 km (0.055 R)
• M11: 8,283,982 km (0.116 R)
• M12: 8,946,701 km (0.105 R)
• M13: 11,100,162 km (0.117 R)
• M14: 11,752,409 km (0.098 R)
• M15: 13,863,534 km (0.117 R)
• M16: 14,267,598 km (0.087 R)
• M17: 14,858,659 km (0.117 R)
• M18: 16,216,559 km (0.06 R)
• M19: 17,387,761 km (0.063 R)
• M20: 20,636,577 km (0.046 R)
• M21: 22,482,914 km (0.117 R)
• M22: 23,365,093 km (0.103 R)
• M23: 27,486,514 km (0.118 R)
• M24: 27,941,890 km (0.109 R)
• M25: 33,084,317 km (0.111 R)
• M26: 35,931,913 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104

Radius: 8.6

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.38 AU - 5.42 AU

Year: 7357 Days

Day: 7.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,216,974 km

• M1: 107,112 km (0.106 R)
• M2: 390,002 km (0.115 R)
• M3: 1,074,262 km (0.11 R)
• M4: 1,394,402 km (0.113 R)
• M5: 1,825,244 km (0.109 R)
• M6: 2,873,177 km (0.097 R)
• M7: 3,481,442 km (0.061 R)
• M8: 4,110,201 km (0.078 R)
• M9: 4,408,200 km (0.066 R)
• M10: 6,568,394 km (0.088 R)
• M11: 6,947,176 km (0.067 R)
• M12: 9,064,733 km (0.102 R)
• M13: 9,907,418 km (0.12 R)
• M14: 10,801,415 km (0.044 R)
• M15: 14,870,477 km (0.06 R)
• M16: 15,321,365 km (0.108 R)
• M17: 19,619,611 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903

Radius: 4.9

Gravity: 37.61 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.18 AU - 9.68 AU

Year: 19641 Days

Day: 22.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,216,974 km

• M1: 60,886 km (0.111 R)
• M2: 241,900 km (0.112 R)
• M3: 525,537 km (0.103 R)
• M4: 700,268 km (0.111 R)
• M5: 868,116 km (0.088 R)
• M6: 1,773,932 km (0.091 R)
• M7: 2,132,817 km (0.043 R)
• M8: 2,836,525 km (0.047 R)
• M9: 3,903,756 km (0.069 R)
• M10: 4,984,451 km (0.118 R)
• M11: 5,292,922 km (0.066 R)
• M12: 5,737,677 km (0.094 R)
• M13: 6,163,283 km (0.093 R)
• M14: 6,564,055 km (0.067 R)
• M15: 9,810,778 km (0.03 R)
• M16: 18,210,250 km (0.113 R)
• M17: 27,355,018 km (0.074 R)
• M18: 29,168,742 km (0.091 R)
• M19: 35,088,031 km (0.105 R)
• M20: 35,368,228 km (0.114 R)
• M21: 38,105,121 km (0.117 R)
• M22: 40,516,788 km (0.111 R)
• M23: 44,813,837 km (0.052 R)
• M24: 46,479,460 km (0.028 R)
• M25: 50,288,072 km (0.096 R)
• M26: 59,309,123 km (0.086 R)
• M27: 60,708,611 km (0.102 R)
• M28: 72,252,480 km (0.149 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.8

Radius: 4.6

Gravity: 20.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 8.26 AU - 11.08 AU

Year: 20395 Days

Day: 19.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,216,974 km

• M1: 57,745 km (0.08 R)
• M2: 902,674 km (0.106 R)
• M3: 1,313,320 km (0.092 R)
• M4: 2,407,179 km (0.073 R)
• M5: 6,355,516 km (0.077 R)
• M6: 7,773,405 km (0.063 R)
• M7: 8,109,401 km (0.096 R)
• M8: 12,086,012 km (0.041 R)
• M9: 14,888,728 km (0.109 R)
• M10: 18,942,681 km (0.088 R)
• M11: 19,375,916 km (0.119 R)
• M12: 27,014,982 km (0.058 R)
• M13: 35,780,071 km (0.053 R)
• M14: 53,479,294 km (0.067 R)
• M15: 55,217,322 km (0.116 R)
• M16: 64,475,336 km (0.108 R)
• M17: 65,454,304 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.6

Radius: 3.6

Gravity: 64.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.68 AU - 11.58 AU

Year: 21868 Days

Day: 15.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,216,974 km

• M1: 45,179 km (0.026 R)
• M2: 165,904 km (0.103 R)
• M3: 353,350 km (0.105 R)
• M4: 723,904 km (0.088 R)
• M5: 1,896,153 km (0.112 R)
• M6: 2,103,196 km (0.09 R)
• M7: 2,763,821 km (0.113 R)
• M8: 3,900,016 km (0.114 R)
• M9: 4,132,641 km (0.117 R)
• M10: 7,485,877 km (0.067 R)
• M11: 9,634,402 km (0.034 R)
• M12: 10,496,385 km (0.112 R)
• M13: 10,816,225 km (0.086 R)
• M14: 12,443,102 km (0.086 R)
• M15: 13,388,860 km (0.096 R)
• M16: 13,841,244 km (0.118 R)
• M17: 14,776,230 km (0.103 R)
• M18: 14,936,151 km (0.058 R)
• M19: 15,340,663 km (0.114 R)
• M20: 17,652,848 km (0.114 R)
• M21: 17,923,321 km (0.081 R)
• M22: 20,482,791 km (0.075 R)
• M23: 24,931,682 km (0.086 R)
• M24: 34,540,802 km (0.114 R)
• M25: 40,467,870 km (0.099 R)
• M26: 47,210,545 km (0.108 R)
• M27: 50,393,240 km (0.12 R)
• M28: 58,369,200 km (0.08 R)
• M29: 58,568,763 km (0.115 R)
• M30: 58,768,776 km (0.089 R)
• M31: 59,371,356 km (0.066 R)
• M32: 61,409,926 km (0.096 R)
• M33: 62,238,249 km (0.061 R)
• M34: 64,554,473 km (0.057 R)
• M35: 66,057,932 km (0.112 R)
• M36: 73,926,630 km (0.097 R)
• M37: 77,722,826 km (0.041 R)
• M38: 81,397,847 km (0.098 R)
• M39: 83,911,241 km (0.055 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 10,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit