🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 1.01 AU

Year: 286 Days

Day: 26.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.68 AU - 0.98 AU

Year: 291 Days

Day: 28 Hours

Environment

Temp: 32 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.63 AU - 1.87 AU

Year: 891 Days

Day: 28.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 113,169,248 km

• M1: 31,116 km (0.093 R)
• M2: 1,080,097 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.36 AU - 3.04 AU

Year: 1708 Days

Day: 41.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.29 AU - 4.57 AU

Year: 3000 Days

Day: 26.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.5

Radius: 8.4

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.88 AU - 6.88 AU

Year: 6204 Days

Day: 6.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 113,169,248 km

• M1: 104,419 km (0.028 R)
• M2: 458,368 km (0.102 R)
• M3: 982,110 km (0.086 R)
• M4: 1,271,582 km (0.092 R)
• M5: 1,657,844 km (0.117 R)
• M6: 2,028,098 km (0.107 R)
• M7: 2,705,777 km (0.113 R)
• M8: 3,097,274 km (0.08 R)
• M9: 3,755,355 km (0.103 R)
• M10: 4,773,668 km (0.045 R)
• M11: 5,141,380 km (0.089 R)
• M12: 5,437,135 km (0.074 R)
• M13: 5,997,977 km (0.097 R)
• M14: 6,735,195 km (0.119 R)
• M15: 7,271,653 km (0.069 R)
• M16: 9,267,289 km (0.103 R)
• M17: 9,795,669 km (0.117 R)
• M18: 10,673,509 km (0.101 R)
• M19: 11,107,044 km (0.114 R)
• M20: 11,652,926 km (0.07 R)
• M21: 12,321,030 km (0.078 R)
• M22: 13,068,870 km (0.07 R)
• M23: 14,074,168 km (0.106 R)
• M24: 15,130,329 km (0.104 R)
• M25: 15,863,209 km (0.107 R)
• M26: 16,619,426 km (0.113 R)
• M27: 17,531,973 km (0.051 R)
• M28: 19,742,431 km (0.119 R)
• M29: 20,840,031 km (0.099 R)
• M30: 22,210,048 km (0.061 R)
• M31: 23,639,306 km (0.102 R)
• M32: 24,376,375 km (0.064 R)
• M33: 25,896,439 km (0.102 R)
• M34: 28,111,085 km (0.119 R)
• M35: 31,813,334 km (0.077 R)
• M36: 34,768,340 km (0.112 R)
• M37: 35,508,102 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 10.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.2 AU - 12.74 AU

Year: 13989 Days

Day: 9.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 113,169,248 km

• M1: 136,583 km (0.115 R)
• M2: 696,378 km (0.092 R)
• M3: 1,241,812 km (0.103 R)
• M4: 1,742,067 km (0.086 R)
• M5: 2,075,521 km (0.098 R)
• M6: 2,764,718 km (0.059 R)
• M7: 3,370,440 km (0.087 R)
• M8: 3,732,018 km (0.114 R)
• M9: 5,074,509 km (0.073 R)
• M10: 7,081,365 km (0.1 R)
• M11: 7,988,825 km (0.098 R)
• M12: 8,588,264 km (0.11 R)
• M13: 9,367,071 km (0.113 R)
• M14: 10,459,734 km (0.117 R)
• M15: 13,852,613 km (0.067 R)
• M16: 14,381,143 km (0.09 R)
• M17: 16,557,492 km (0.082 R)
• M18: 17,002,696 km (0.099 R)
• M19: 21,640,678 km (0.117 R)
• M20: 22,083,937 km (0.095 R)
• M21: 22,805,597 km (0.047 R)
• M22: 27,161,438 km (0.098 R)
• M23: 27,781,222 km (0.104 R)
• M24: 30,244,950 km (0.078 R)
• M25: 31,022,709 km (0.101 R)
• M26: 32,042,368 km (0.099 R)
• M27: 32,387,041 km (0.106 R)
• M28: 33,436,321 km (0.058 R)
• M29: 37,732,772 km (0.066 R)
• M30: 38,894,399 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.9

Radius: 6.3

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 14.57 AU - 16.77 AU

Year: 23882 Days

Day: 22.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 113,169,248 km

• M1: 83,027 km (0.091 R)
• M2: 299,046 km (0.035 R)
• M3: 500,405 km (0.118 R)
• M4: 1,321,398 km (0.114 R)
• M5: 1,518,867 km (0.069 R)
• M6: 2,384,141 km (0.114 R)
• M7: 2,727,169 km (0.084 R)
• M8: 3,804,423 km (0.088 R)
• M9: 4,607,315 km (0.112 R)
• M10: 5,214,383 km (0.045 R)
• M11: 7,593,289 km (0.056 R)
• M12: 10,732,750 km (0.06 R)
• M13: 12,252,664 km (0.043 R)
• M14: 12,721,803 km (0.099 R)
• M15: 17,079,738 km (0.099 R)
• M16: 18,350,124 km (0.062 R)
• M17: 18,611,621 km (0.109 R)
• M18: 19,320,864 km (0.036 R)
• M19: 21,653,693 km (0.068 R)
• M20: 28,120,510 km (0.045 R)
• M21: 33,381,269 km (0.118 R)
• M22: 35,765,410 km (0.117 R)
• M23: 36,447,277 km (0.113 R)
• M24: 38,402,671 km (0.074 R)
• M25: 38,687,655 km (0.039 R)
• M26: 39,261,812 km (0.109 R)
• M27: 44,216,792 km (0.115 R)
• M28: 47,087,575 km (0.11 R)
• M29: 51,449,999 km (0.09 R)
• M30: 57,179,597 km (0.103 R)
• M31: 57,924,296 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.7

Radius: 3.3

Gravity: 81.42 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 17.88 AU - 20.12 AU

Year: 31886 Days

Day: 18.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 113,169,248 km

• M1: 43,533 km (0.119 R)
• M2: 179,667 km (0.097 R)
• M3: 415,284 km (0.076 R)
• M4: 626,815 km (0.079 R)
• M5: 905,965 km (0.072 R)
• M6: 1,585,438 km (0.097 R)
• M7: 2,317,570 km (0.083 R)
• M8: 3,543,375 km (0.064 R)
• M9: 3,888,797 km (0.113 R)
• M10: 4,686,452 km (0.079 R)
• M11: 6,054,675 km (0.115 R)
• M12: 9,546,887 km (0.102 R)
• M13: 10,980,783 km (0.118 R)
• M14: 12,867,511 km (0.115 R)
• M15: 14,352,420 km (0.057 R)
• M16: 15,136,013 km (0.116 R)
• M17: 17,953,839 km (0.096 R)
• M18: 20,662,458 km (0.105 R)
• M19: 20,881,469 km (0.105 R)
• M20: 21,660,126 km (0.083 R)
• M21: 23,991,310 km (0.069 R)
• M22: 29,419,768 km (0.116 R)
• M23: 38,843,985 km (0.11 R)
• M24: 47,767,049 km (0.099 R)
• M25: 50,489,880 km (0.025 R)
• M26: 53,933,024 km (0.084 R)
• M27: 55,606,127 km (0.117 R)
• M28: 60,161,980 km (0.091 R)
• M29: 66,139,313 km (0.116 R)
• M30: 92,809,023 km (0.115 R)
• M31: 94,303,655 km (0.057 R)
• M32: 97,648,215 km (0.083 R)
• M33: 102,652,712 km (0.092 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 20,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit