🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.78 AU - 0.88 AU

Year: 290 Days

Day: 23.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.88 AU - 1.02 AU

Year: 355 Days

Day: 43.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.6 AU - 1.64 AU

Year: 789 Days

Day: 31.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,187,881 km

• M1: 106,214 km (0.092 R)
• M2: 248,931 km (0.097 R)

Asteroid Belt

Center: 2.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.5

Radius: 12.9

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.09 AU - 4.13 AU

Year: 3190 Days

Day: 6.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 163 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,187,881 km

• M1: 162,164 km (0.109 R)
• M2: 660,475 km (0.112 R)
• M3: 1,489,247 km (0.109 R)
• M4: 1,963,771 km (0.102 R)
• M5: 2,803,763 km (0.108 R)
• M6: 3,226,676 km (0.088 R)
• M7: 9,844,288 km (0.111 R)
• M8: 14,290,187 km (0.081 R)
• M9: 16,784,432 km (0.085 R)
• M10: 18,424,923 km (0.115 R)
• M11: 20,670,237 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.2

Radius: 10.4

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.45 AU - 6.51 AU

Year: 4912 Days

Day: 13.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,187,881 km

• M1: 132,245 km (0.066 R)
• M2: 901,178 km (0.091 R)
• M3: 1,252,134 km (0.092 R)
• M4: 1,819,858 km (0.032 R)
• M5: 2,157,052 km (0.063 R)
• M6: 4,061,881 km (0.116 R)
• M7: 4,620,779 km (0.057 R)
• M8: 5,637,596 km (0.084 R)
• M9: 6,095,664 km (0.1 R)
• M10: 6,640,500 km (0.105 R)
• M11: 7,086,451 km (0.085 R)
• M12: 7,967,732 km (0.059 R)
• M13: 9,073,709 km (0.029 R)
• M14: 10,363,093 km (0.114 R)
• M15: 11,051,842 km (0.071 R)
• M16: 13,502,255 km (0.052 R)
• M17: 16,010,413 km (0.107 R)
• M18: 17,523,745 km (0.09 R)
• M19: 21,929,552 km (0.082 R)
• M20: 25,527,530 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.7

Radius: 15

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.74 AU - 7.52 AU

Year: 5811 Days

Day: 11.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,187,881 km

• M1: 186,848 km (0.106 R)
• M2: 719,566 km (0.114 R)
• M3: 1,362,986 km (0.103 R)
• M4: 1,833,023 km (0.099 R)
• M5: 2,317,869 km (0.116 R)
• M6: 4,075,644 km (0.104 R)
• M7: 5,198,676 km (0.102 R)
• M8: 6,056,171 km (0.113 R)
• M9: 7,766,822 km (0.09 R)
• M10: 12,907,903 km (0.05 R)
• M11: 14,528,945 km (0.075 R)
• M12: 18,173,149 km (0.034 R)
• M13: 19,026,755 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.4

Radius: 14.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.86 AU - 12.4 AU

Year: 12345 Days

Day: 12.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,187,881 km

• M1: 180,265 km (0.098 R)
• M2: 867,069 km (0.051 R)
• M3: 1,438,234 km (0.052 R)
• M4: 5,252,531 km (0.116 R)
• M5: 8,491,624 km (0.047 R)
• M6: 8,986,194 km (0.119 R)
• M7: 11,337,275 km (0.095 R)
• M8: 13,335,005 km (0.072 R)
• M9: 17,067,322 km (0.099 R)
• M10: 19,256,986 km (0.117 R)
• M11: 27,369,529 km (0.111 R)
• M12: 29,451,782 km (0.062 R)
• M13: 30,589,174 km (0.117 R)
• M14: 39,522,710 km (0.115 R)
• M15: 41,186,837 km (0.096 R)
• M16: 47,380,039 km (0.077 R)
• M17: 57,440,047 km (0.119 R)
• M18: 59,573,762 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.2

Radius: 6.6

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 14.66 AU - 15.38 AU

Year: 22288 Days

Day: 19.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,187,881 km

• M1: 87,664 km (0.117 R)
• M2: 564,433 km (0.078 R)
• M3: 848,070 km (0.105 R)
• M4: 1,067,381 km (0.051 R)
• M5: 1,430,305 km (0.084 R)
• M6: 2,380,850 km (0.087 R)
• M7: 2,825,305 km (0.077 R)
• M8: 6,958,844 km (0.103 R)
• M9: 7,236,947 km (0.08 R)
• M10: 7,522,379 km (0.079 R)
• M11: 8,847,667 km (0.058 R)
• M12: 13,746,848 km (0.091 R)
• M13: 14,259,220 km (0.073 R)
• M14: 17,861,687 km (0.09 R)
• M15: 18,296,119 km (0.054 R)
• M16: 20,197,508 km (0.101 R)
• M17: 22,830,879 km (0.092 R)
• M18: 26,573,668 km (0.107 R)
• M19: 28,295,988 km (0.117 R)
• M20: 30,336,204 km (0.096 R)
• M21: 32,601,116 km (0.086 R)
• M22: 38,463,557 km (0.105 R)
• M23: 39,773,436 km (0.078 R)
• M24: 42,482,205 km (0.087 R)
• M25: 42,945,360 km (0.094 R)
• M26: 46,936,332 km (0.065 R)
• M27: 47,431,351 km (0.059 R)
• M28: 49,616,378 km (0.094 R)
• M29: 51,692,048 km (0.104 R)
• M30: 56,386,579 km (0.071 R)
• M31: 59,604,878 km (0.1 R)
• M32: 62,943,753 km (0.073 R)
• M33: 66,405,148 km (0.03 R)
• M34: 67,028,822 km (0.084 R)
• M35: 71,504,790 km (0.105 R)
• M36: 71,941,167 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.5

Radius: 5.8

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 15.7 AU - 16.48 AU

Year: 24712 Days

Day: 19.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,187,881 km

• M1: 81,680 km (0.07 R)
• M2: 333,454 km (0.037 R)
• M3: 953,836 km (0.117 R)
• M4: 1,221,467 km (0.057 R)
• M5: 1,523,505 km (0.091 R)
• M6: 1,840,353 km (0.119 R)
• M7: 2,336,868 km (0.098 R)
• M8: 2,714,753 km (0.049 R)
• M9: 3,460,199 km (0.08 R)
• M10: 4,154,333 km (0.08 R)
• M11: 4,676,878 km (0.078 R)
• M12: 8,720,509 km (0.119 R)
• M13: 11,922,202 km (0.088 R)
• M14: 13,228,491 km (0.119 R)
• M15: 13,487,744 km (0.091 R)
• M16: 15,044,609 km (0.049 R)
• M17: 21,037,201 km (0.115 R)
• M18: 22,474,238 km (0.079 R)
• M19: 22,843,445 km (0.079 R)
• M20: 23,594,127 km (0.118 R)
• M21: 26,864,935 km (0.107 R)
• M22: 30,313,465 km (0.115 R)
• M23: 33,085,514 km (0.106 R)
• M24: 33,804,032 km (0.116 R)
• M25: 36,148,081 km (0.099 R)
• M26: 38,466,549 km (0.098 R)
• M27: 39,931,112 km (0.119 R)
• M28: 42,127,209 km (0.104 R)
• M29: 43,397,295 km (0.106 R)
• M30: 43,683,027 km (0.065 R)
• M31: 53,829,054 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 12,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit