🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.76 AU - 0.82 AU

Year: 246 Days

Day: 15.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.78 AU - 0.86 AU

Year: 260 Days

Day: 41.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.73 AU - 0.93 AU

Year: 265 Days

Day: 32.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.97 AU - 2.03 AU

Year: 990 Days

Day: 34.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,823,029 km

• M1: 1,464,414 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.16 AU - 4.78 AU

Year: 3306 Days

Day: 20 Hours

Environment

Temp: -116 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,823,029 km

• M1: 1,464,563 km (0.034 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.14 AU - 5.94 AU

Year: 3958 Days

Day: 39.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702

Radius: 4.9

Gravity: 29.24 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.05 AU - 15.37 AU

Year: 17760 Days

Day: 21 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,823,029 km

• M1: 62,532 km (0.073 R)
• M2: 259,403 km (0.052 R)
• M3: 421,268 km (0.106 R)
• M4: 635,941 km (0.064 R)
• M5: 878,289 km (0.115 R)
• M6: 1,154,148 km (0.114 R)
• M7: 2,069,986 km (0.082 R)
• M8: 2,893,522 km (0.093 R)
• M9: 3,149,334 km (0.112 R)
• M10: 3,855,137 km (0.058 R)
• M11: 5,269,735 km (0.045 R)
• M12: 5,849,426 km (0.119 R)
• M13: 6,819,419 km (0.116 R)
• M14: 7,365,900 km (0.086 R)
• M15: 8,649,300 km (0.079 R)
• M16: 10,425,027 km (0.078 R)
• M17: 11,087,596 km (0.117 R)
• M18: 12,630,099 km (0.106 R)
• M19: 13,243,750 km (0.08 R)
• M20: 14,976,841 km (0.092 R)
• M21: 15,897,616 km (0.11 R)
• M22: 17,515,218 km (0.093 R)
• M23: 18,277,569 km (0.098 R)
• M24: 19,507,263 km (0.063 R)
• M25: 21,073,254 km (0.114 R)
• M26: 22,622,040 km (0.113 R)
• M27: 26,822,599 km (0.106 R)
• M28: 31,267,900 km (0.03 R)
• M29: 31,762,620 km (0.077 R)
• M30: 32,767,618 km (0.089 R)
• M31: 33,793,561 km (0.029 R)
• M32: 37,553,254 km (0.08 R)
• M33: 39,677,694 km (0.114 R)
• M34: 40,111,976 km (0.051 R)
• M35: 44,164,283 km (0.104 R)
• M36: 48,151,964 km (0.062 R)
• M37: 56,468,409 km (0.087 R)
• M38: 56,834,325 km (0.106 R)
• M39: 58,687,544 km (0.102 R)
• M40: 64,687,765 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.5

Radius: 6.7

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 11.73 AU - 17.81 AU

Year: 19859 Days

Day: 18.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,823,029 km

• M1: 84,822 km (0.091 R)
• M2: 313,856 km (0.083 R)
• M3: 678,277 km (0.044 R)
• M4: 1,437,187 km (0.091 R)
• M5: 1,800,111 km (0.081 R)
• M6: 2,181,735 km (0.101 R)
• M7: 3,429,531 km (0.098 R)
• M8: 3,804,124 km (0.112 R)
• M9: 5,352,911 km (0.027 R)
• M10: 5,581,945 km (0.077 R)
• M11: 6,827,348 km (0.048 R)
• M12: 7,051,595 km (0.1 R)
• M13: 10,199,882 km (0.082 R)
• M14: 11,158,954 km (0.04 R)
• M15: 17,199,118 km (0.108 R)
• M16: 23,347,141 km (0.059 R)
• M17: 24,374,879 km (0.117 R)
• M18: 29,139,421 km (0.106 R)
• M19: 34,226,946 km (0.118 R)
• M20: 34,489,340 km (0.114 R)
• M21: 35,017,870 km (0.06 R)
• M22: 35,686,273 km (0.052 R)
• M23: 38,870,763 km (0.04 R)
• M24: 40,312,437 km (0.118 R)
• M25: 49,384,202 km (0.095 R)
• M26: 51,588,826 km (0.035 R)
• M27: 54,748,482 km (0.025 R)
• M28: 69,096,265 km (0.101 R)
• M29: 70,570,552 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.8

Radius: 3.3

Gravity: 28.54 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 16.1 AU - 17.06 AU

Year: 23619 Days

Day: 19.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,823,029 km

• M1: 40,990 km (0.103 R)
• M2: 1,505,104 km (0.042 R)
• M3: 1,875,060 km (0.072 R)
• M4: 2,721,784 km (0.075 R)
• M5: 2,839,966 km (0.116 R)
• M6: 2,986,422 km (0.082 R)
• M7: 3,163,546 km (0.091 R)
• M8: 4,474,772 km (0.092 R)
• M9: 4,706,947 km (0.102 R)
• M10: 4,982,058 km (0.107 R)
• M11: 5,123,577 km (0.119 R)
• M12: 5,910,911 km (0.078 R)
• M13: 6,149,968 km (0.027 R)
• M14: 6,862,204 km (0.091 R)
• M15: 9,815,116 km (0.109 R)
• M16: 12,647,004 km (0.084 R)
• M17: 18,218,477 km (0.037 R)
• M18: 21,208,191 km (0.105 R)
• M19: 25,856,646 km (0.112 R)
• M20: 29,728,388 km (0.077 R)
• M21: 32,595,730 km (0.099 R)
• M22: 39,709,259 km (0.099 R)
• M23: 52,044,501 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131

Radius: 5.7

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 16.55 AU - 24.63 AU

Year: 32686 Days

Day: 21.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,823,029 km

• M1: 71,059 km (0.114 R)
• M2: 275,858 km (0.114 R)
• M3: 474,524 km (0.081 R)
• M4: 762,949 km (0.097 R)
• M5: 1,078,301 km (0.066 R)
• M6: 1,390,213 km (0.094 R)
• M7: 1,916,050 km (0.115 R)
• M8: 2,214,647 km (0.11 R)
• M9: 2,458,641 km (0.086 R)
• M10: 3,619,520 km (0.095 R)
• M11: 4,288,672 km (0.109 R)
• M12: 5,140,931 km (0.109 R)
• M13: 5,869,323 km (0.088 R)
• M14: 6,179,140 km (0.075 R)
• M15: 6,581,858 km (0.047 R)
• M16: 7,306,210 km (0.109 R)
• M17: 8,082,474 km (0.051 R)
• M18: 9,166,759 km (0.073 R)
• M19: 10,682,934 km (0.066 R)
• M20: 11,145,041 km (0.107 R)
• M21: 15,552,943 km (0.066 R)
• M22: 16,832,004 km (0.07 R)
• M23: 24,589,402 km (0.039 R)
• M24: 25,906,312 km (0.118 R)
• M25: 31,644,886 km (0.046 R)
• M26: 42,324,379 km (0.088 R)
• M27: 51,666,317 km (0.042 R)
• M28: 53,988,675 km (0.053 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 14,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit