🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.67 AU - 0.75 AU

Year: 211 Days

Day: 36.6 Hours

Environment

Temp: 225 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.12 AU - 1.4 AU

Year: 499 Days

Day: 28.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.14 AU - 5.5 AU

Year: 4333 Days

Day: 18.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.1

Radius: 13.4

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.7 AU - 7.02 AU

Year: 5009 Days

Day: 12.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,101,532 km

• M1: 166,652 km (0.111 R)
• M2: 606,320 km (0.112 R)
• M3: 1,722,470 km (0.095 R)
• M4: 3,033,546 km (0.044 R)
• M5: 3,645,999 km (0.056 R)
• M6: 4,673,437 km (0.081 R)
• M7: 5,292,623 km (0.082 R)
• M8: 5,832,223 km (0.111 R)
• M9: 6,493,744 km (0.096 R)
• M10: 7,675,418 km (0.107 R)
• M11: 8,166,398 km (0.084 R)
• M12: 9,541,951 km (0.091 R)
• M13: 10,304,900 km (0.027 R)
• M14: 10,741,576 km (0.074 R)
• M15: 11,694,814 km (0.082 R)
• M16: 13,345,776 km (0.107 R)
• M17: 15,974,509 km (0.104 R)
• M18: 16,995,814 km (0.1 R)
• M19: 18,813,727 km (0.096 R)
• M20: 19,648,633 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.9

Radius: 14

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.28 AU - 9.66 AU

Year: 10290 Days

Day: 13.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,101,532 km

• M1: 174,132 km (0.087 R)
• M2: 633,397 km (0.1 R)
• M3: 1,094,308 km (0.046 R)
• M4: 2,711,312 km (0.07 R)
• M5: 3,519,290 km (0.103 R)
• M6: 4,143,263 km (0.117 R)
• M7: 5,413,947 km (0.089 R)
• M8: 5,961,475 km (0.073 R)
• M9: 6,583,653 km (0.105 R)
• M10: 16,658,321 km (0.043 R)
• M11: 17,599,441 km (0.059 R)
• M12: 19,038,124 km (0.095 R)
• M13: 19,666,884 km (0.11 R)
• M14: 20,965,992 km (0.086 R)
• M15: 22,321,648 km (0.119 R)
• M16: 27,329,437 km (0.112 R)
• M17: 29,883,371 km (0.059 R)
• M18: 31,272,388 km (0.075 R)
• M19: 31,708,316 km (0.085 R)
• M20: 36,654,769 km (0.055 R)
• M21: 39,628,027 km (0.078 R)
• M22: 41,043,073 km (0.104 R)
• M23: 44,659,004 km (0.098 R)
• M24: 46,473,476 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.8

Radius: 14.5

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.71 AU - 12.03 AU

Year: 10949 Days

Day: 7.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,101,532 km

• M1: 186,399 km (0.116 R)
• M2: 777,759 km (0.073 R)
• M3: 5,392,554 km (0.11 R)
• M4: 6,780,075 km (0.105 R)
• M5: 7,557,684 km (0.09 R)
• M6: 8,972,431 km (0.088 R)
• M7: 13,326,478 km (0.086 R)
• M8: 15,271,100 km (0.049 R)
• M9: 19,251,002 km (0.089 R)
• M10: 25,595,448 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 8.4

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 9.29 AU - 14.75 AU

Year: 14715 Days

Day: 9.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,101,532 km

• M1: 106,663 km (0.025 R)
• M2: 411,394 km (0.073 R)
• M3: 768,484 km (0.058 R)
• M4: 1,073,365 km (0.109 R)
• M5: 1,372,710 km (0.102 R)
• M6: 1,645,726 km (0.102 R)
• M7: 2,648,630 km (0.074 R)
• M8: 5,453,291 km (0.092 R)
• M9: 6,392,915 km (0.073 R)
• M10: 7,210,318 km (0.09 R)
• M11: 8,741,901 km (0.09 R)
• M12: 9,475,828 km (0.105 R)
• M13: 11,066,203 km (0.108 R)
• M14: 15,355,324 km (0.1 R)
• M15: 16,035,845 km (0.079 R)
• M16: 18,198,282 km (0.076 R)
• M17: 21,748,538 km (0.095 R)
• M18: 24,593,890 km (0.037 R)
• M19: 25,004,835 km (0.105 R)
• M20: 25,840,639 km (0.111 R)
• M21: 26,479,571 km (0.116 R)
• M22: 27,019,919 km (0.07 R)
• M23: 31,732,850 km (0.049 R)
• M24: 32,835,985 km (0.114 R)
• M25: 34,091,560 km (0.082 R)
• M26: 35,118,848 km (0.09 R)
• M27: 35,640,047 km (0.058 R)
• M28: 36,698,153 km (0.09 R)
• M29: 37,369,997 km (0.107 R)
• M30: 41,719,705 km (0.102 R)
• M31: 42,451,537 km (0.067 R)
• M32: 43,191,897 km (0.116 R)
• M33: 44,850,788 km (0.067 R)
• M34: 51,241,759 km (0.063 R)
• M35: 54,479,505 km (0.07 R)
• M36: 59,127,511 km (0.101 R)
• M37: 63,839,695 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.3

Radius: 8

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.73 AU - 19.05 AU

Year: 22366 Days

Day: 22.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,101,532 km

• M1: 128,355 km (0.082 R)
• M2: 427,252 km (0.053 R)
• M3: 835,654 km (0.104 R)
• M4: 1,969,905 km (0.116 R)
• M5: 2,404,935 km (0.113 R)
• M6: 2,902,797 km (0.108 R)
• M7: 3,261,982 km (0.041 R)
• M8: 3,904,953 km (0.025 R)
• M9: 10,580,160 km (0.04 R)
• M10: 12,833,702 km (0.055 R)
• M11: 16,140,862 km (0.119 R)
• M12: 17,898,936 km (0.118 R)
• M13: 19,012,992 km (0.095 R)
• M14: 25,056,297 km (0.072 R)
• M15: 28,138,013 km (0.114 R)
• M16: 35,760,025 km (0.068 R)
• M17: 37,822,530 km (0.111 R)
• M18: 45,156,566 km (0.064 R)
• M19: 46,006,581 km (0.066 R)
• M20: 53,384,299 km (0.117 R)
• M21: 55,296,310 km (0.08 R)
• M22: 59,866,225 km (0.11 R)
• M23: 60,891,868 km (0.105 R)
• M24: 64,896,603 km (0.104 R)
• M25: 66,415,321 km (0.068 R)
• M26: 81,414,303 km (0.115 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 18,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit