🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.96 AU - 1.2 AU

Year: 416 Days

Day: 12.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 108,641,990 km

• M1: 335,249 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.59 AU - 2.41 AU

Year: 1049 Days

Day: 17.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.27 AU - 3.27 AU

Year: 1710 Days

Day: 31 Hours

Environment

Temp: -98 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.04 AU - 4.66 AU

Year: 3365 Days

Day: 30.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.7

Radius: 5.8

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 11.55 AU - 17.29 AU

Year: 20307 Days

Day: 17.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 108,641,990 km

• M1: 86,916 km (0.105 R)
• M2: 679,025 km (0.096 R)
• M3: 1,090,718 km (0.102 R)
• M4: 5,141,529 km (0.027 R)
• M5: 5,743,212 km (0.113 R)
• M6: 7,040,824 km (0.096 R)
• M7: 9,804,495 km (0.104 R)
• M8: 11,026,859 km (0.115 R)
• M9: 11,270,853 km (0.062 R)
• M10: 11,518,288 km (0.084 R)
• M11: 18,432,552 km (0.108 R)
• M12: 25,187,793 km (0.103 R)
• M13: 27,798,875 km (0.119 R)
• M14: 35,633,016 km (0.066 R)
• M15: 40,193,956 km (0.112 R)
• M16: 48,146,130 km (0.041 R)
• M17: 59,667,859 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.8

Radius: 3.4

Gravity: 59.07 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 11.78 AU - 19.6 AU

Year: 23048 Days

Day: 19.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 108,641,990 km

• M1: 67,469 km (0.069 R)
• M2: 234,270 km (0.079 R)
• M3: 359,334 km (0.044 R)
• M4: 554,111 km (0.065 R)
• M5: 680,670 km (0.109 R)
• M6: 1,459,776 km (0.117 R)
• M7: 1,613,862 km (0.111 R)
• M8: 3,622,512 km (0.067 R)
• M9: 5,839,702 km (0.094 R)
• M10: 7,010,904 km (0.093 R)
• M11: 7,450,423 km (0.096 R)
• M12: 8,170,288 km (0.107 R)
• M13: 9,568,729 km (0.049 R)
• M14: 9,926,716 km (0.118 R)
• M15: 10,109,076 km (0.111 R)
• M16: 11,581,568 km (0.074 R)
• M17: 13,045,533 km (0.098 R)
• M18: 15,344,403 km (0.094 R)
• M19: 19,656,113 km (0.112 R)
• M20: 22,974,493 km (0.09 R)
• M21: 23,293,585 km (0.092 R)
• M22: 27,833,432 km (0.104 R)
• M23: 28,930,283 km (0.081 R)
• M24: 33,198,759 km (0.106 R)
• M25: 34,017,509 km (0.111 R)
• M26: 35,411,611 km (0.11 R)
• M27: 37,280,388 km (0.067 R)
• M28: 37,720,804 km (0.075 R)
• M29: 40,745,673 km (0.117 R)
• M30: 47,444,516 km (0.119 R)
• M31: 50,603,574 km (0.065 R)
• M32: 52,601,603 km (0.115 R)
• M33: 55,983,413 km (0.098 R)
• M34: 56,560,861 km (0.109 R)
• M35: 60,511,740 km (0.102 R)
• M36: 71,636,436 km (0.037 R)
• M37: 72,089,568 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978

Radius: 6.8

Gravity: 21.15 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.58 AU - 22.63 AU

Year: 28558 Days

Day: 17.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 108,641,990 km

• M1: 105,766 km (0.096 R)
• M2: 408,701 km (0.082 R)
• M3: 783,145 km (0.086 R)
• M4: 1,148,463 km (0.1 R)
• M5: 2,269,101 km (0.035 R)
• M6: 2,957,400 km (0.106 R)
• M7: 4,239,304 km (0.112 R)
• M8: 5,065,533 km (0.078 R)
• M9: 5,277,065 km (0.104 R)
• M10: 6,231,350 km (0.108 R)
• M11: 6,774,988 km (0.119 R)
• M12: 8,070,057 km (0.118 R)
• M13: 8,655,583 km (0.045 R)
• M14: 15,525,417 km (0.058 R)
• M15: 17,949,501 km (0.076 R)
• M16: 20,830,157 km (0.07 R)
• M17: 21,485,246 km (0.092 R)
• M18: 22,153,949 km (0.035 R)
• M19: 23,650,376 km (0.034 R)
• M20: 28,809,857 km (0.079 R)
• M21: 31,578,914 km (0.092 R)
• M22: 41,282,430 km (0.115 R)
• M23: 43,188,905 km (0.119 R)
• M24: 44,432,213 km (0.108 R)
• M25: 60,158,839 km (0.118 R)
• M26: 63,058,046 km (0.064 R)
• M27: 71,323,777 km (0.079 R)
• M28: 82,160,347 km (0.041 R)
• M29: 98,245,559 km (0.089 R)
• M30: 98,550,440 km (0.091 R)
• M31: 105,737,271 km (0.104 R)
• M32: 107,667,832 km (0.053 R)
• M33: 108,316,637 km (0.045 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 17,549 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit