🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.07 AU - 1.49 AU

Year: 507 Days

Day: 41.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.12 AU - 1.86 AU

Year: 636 Days

Day: 39 Hours

Environment

Temp: -8 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 95,974,782 km

• M1: 546,331 km (0.106 R)
• M2: 915,240 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.5 AU - 1.78 AU

Year: 735 Days

Day: 39.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.72 AU - 3.28 AU

Year: 1818 Days

Day: 16.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.4

Radius: 3.3

Gravity: 40.72 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.12 AU - 16.48 AU

Year: 16969 Days

Day: 17.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 95,974,782 km

• M1: 41,139 km (0.111 R)
• M2: 351,555 km (0.106 R)
• M3: 478,115 km (0.062 R)
• M4: 721,511 km (0.107 R)
• M5: 1,434,494 km (0.104 R)
• M6: 2,525,362 km (0.072 R)
• M7: 2,633,970 km (0.068 R)
• M8: 3,149,634 km (0.044 R)
• M9: 3,326,907 km (0.106 R)
• M10: 3,729,475 km (0.057 R)
• M11: 4,630,353 km (0.06 R)
• M12: 6,933,861 km (0.102 R)
• M13: 7,587,754 km (0.065 R)
• M14: 9,169,452 km (0.077 R)
• M15: 10,560,562 km (0.106 R)
• M16: 10,786,306 km (0.088 R)
• M17: 12,458,211 km (0.087 R)
• M18: 16,229,574 km (0.046 R)
• M19: 21,588,020 km (0.073 R)
• M20: 23,735,049 km (0.106 R)
• M21: 23,928,179 km (0.091 R)
• M22: 24,514,005 km (0.057 R)
• M23: 25,511,374 km (0.082 R)
• M24: 27,907,483 km (0.099 R)
• M25: 28,122,605 km (0.07 R)
• M26: 29,215,267 km (0.042 R)
• M27: 29,325,970 km (0.1 R)
• M28: 29,660,022 km (0.114 R)
• M29: 30,449,300 km (0.049 R)
• M30: 31,368,430 km (0.089 R)
• M31: 32,187,627 km (0.109 R)
• M32: 35,104,636 km (0.11 R)
• M33: 35,607,435 km (0.102 R)
• M34: 38,858,496 km (0.113 R)
• M35: 43,301,253 km (0.093 R)
• M36: 46,847,172 km (0.108 R)
• M37: 47,303,445 km (0.115 R)
• M38: 48,070,733 km (0.03 R)
• M39: 51,061,942 km (0.075 R)
• M40: 52,357,609 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.9

Radius: 3.9

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 13.55 AU - 22.05 AU

Year: 26273 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 95,974,782 km

• M1: 48,470 km (0.095 R)
• M2: 208,839 km (0.08 R)
• M3: 330,761 km (0.12 R)
• M4: 467,793 km (0.105 R)
• M5: 609,911 km (0.112 R)
• M6: 790,774 km (0.055 R)
• M7: 1,494,333 km (0.105 R)
• M8: 3,349,197 km (0.104 R)
• M9: 3,680,856 km (0.08 R)
• M10: 5,157,536 km (0.083 R)
• M11: 5,868,575 km (0.119 R)
• M12: 7,436,809 km (0.115 R)
• M13: 8,641,820 km (0.107 R)
• M14: 10,713,751 km (0.118 R)
• M15: 11,431,072 km (0.119 R)
• M16: 12,243,838 km (0.083 R)
• M17: 13,431,794 km (0.097 R)
• M18: 15,503,875 km (0.067 R)
• M19: 15,805,464 km (0.047 R)
• M20: 17,944,115 km (0.087 R)
• M21: 20,538,142 km (0.092 R)
• M22: 23,272,941 km (0.117 R)
• M23: 29,451,632 km (0.028 R)
• M24: 32,790,806 km (0.059 R)
• M25: 33,412,385 km (0.051 R)
• M26: 37,849,608 km (0.096 R)
• M27: 39,365,184 km (0.045 R)
• M28: 43,404,476 km (0.103 R)
• M29: 44,304,606 km (0.117 R)
• M30: 44,759,384 km (0.073 R)
• M31: 46,141,967 km (0.054 R)
• M32: 49,478,598 km (0.087 R)
• M33: 50,131,892 km (0.039 R)
• M34: 50,625,565 km (0.088 R)
• M35: 51,957,884 km (0.082 R)
• M36: 56,271,987 km (0.077 R)
• M37: 60,818,715 km (0.075 R)
• M38: 63,853,458 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.3

Radius: 3.7

Gravity: 42.53 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 19.56 AU - 19.96 AU

Year: 30730 Days

Day: 23.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,974,782 km

• M1: 53,706 km (0.067 R)
• M2: 180,714 km (0.103 R)
• M3: 693,685 km (0.077 R)
• M4: 1,095,505 km (0.082 R)
• M5: 1,275,172 km (0.072 R)
• M6: 1,976,487 km (0.094 R)
• M7: 2,767,710 km (0.117 R)
• M8: 3,369,542 km (0.091 R)
• M9: 5,104,728 km (0.116 R)
• M10: 8,106,709 km (0.116 R)
• M11: 8,329,609 km (0.036 R)
• M12: 13,072,760 km (0.087 R)
• M13: 16,356,882 km (0.101 R)
• M14: 16,802,534 km (0.117 R)
• M15: 18,569,883 km (0.116 R)
• M16: 18,957,192 km (0.086 R)
• M17: 19,548,103 km (0.078 R)
• M18: 20,974,519 km (0.106 R)
• M19: 21,394,440 km (0.098 R)
• M20: 24,608,401 km (0.109 R)
• M21: 30,744,457 km (0.08 R)
• M22: 32,110,734 km (0.061 R)
• M23: 51,215,579 km (0.112 R)
• M24: 52,744,768 km (0.051 R)
• M25: 58,958,316 km (0.089 R)
• M26: 64,310,778 km (0.041 R)
• M27: 66,991,273 km (0.09 R)
• M28: 67,900,978 km (0.054 R)
• M29: 77,705,921 km (0.068 R)
• M30: 81,001,113 km (0.06 R)
• M31: 81,516,179 km (0.104 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 12,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit