🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.64 AU - 0.68 AU

Year: 201 Days

Day: 44.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,753,747 km

• M1: 23,337 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.89 AU - 1.21 AU

Year: 403 Days

Day: 45.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,753,747 km

• M1: 132,095 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.07 AU - 2.31 AU

Year: 1214 Days

Day: 24.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.2 AU - 4.9 AU

Year: 3054 Days

Day: 17.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.7

Radius: 12.5

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.13 AU - 5.45 AU

Year: 4559 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,753,747 km

• M1: 155,432 km (0.082 R)
• M2: 564,134 km (0.108 R)
• M3: 1,124,378 km (0.057 R)
• M4: 1,624,334 km (0.088 R)
• M5: 2,892,774 km (0.109 R)
• M6: 3,367,298 km (0.103 R)
• M7: 4,001,145 km (0.11 R)
• M8: 4,910,550 km (0.094 R)
• M9: 5,321,495 km (0.09 R)
• M10: 7,565,464 km (0.063 R)
• M11: 8,364,915 km (0.098 R)
• M12: 9,105,274 km (0.118 R)
• M13: 10,463,473 km (0.09 R)
• M14: 12,748,431 km (0.086 R)
• M15: 14,084,191 km (0.079 R)
• M16: 17,680,224 km (0.026 R)
• M17: 20,766,279 km (0.092 R)
• M18: 23,179,292 km (0.068 R)
• M19: 24,416,317 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.6

Radius: 10.5

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.94 AU - 6.58 AU

Year: 5180 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,753,747 km

• M1: 130,599 km (0.093 R)
• M2: 612,454 km (0.101 R)
• M3: 1,430,305 km (0.084 R)
• M4: 1,988,305 km (0.071 R)
• M5: 2,383,094 km (0.089 R)
• M6: 2,722,083 km (0.092 R)
• M7: 3,171,924 km (0.108 R)
• M8: 3,649,141 km (0.106 R)
• M9: 3,985,736 km (0.078 R)
• M10: 4,343,275 km (0.084 R)
• M11: 4,800,596 km (0.054 R)
• M12: 6,305,101 km (0.114 R)
• M13: 6,892,722 km (0.079 R)
• M14: 8,329,609 km (0.085 R)
• M15: 8,757,759 km (0.119 R)
• M16: 9,159,578 km (0.088 R)
• M17: 12,426,646 km (0.036 R)
• M18: 13,246,143 km (0.115 R)
• M19: 17,073,306 km (0.074 R)
• M20: 18,541,160 km (0.111 R)
• M21: 20,230,270 km (0.085 R)
• M22: 21,076,395 km (0.079 R)
• M23: 21,653,544 km (0.109 R)
• M24: 22,389,715 km (0.073 R)
• M25: 23,448,419 km (0.103 R)
• M26: 24,619,172 km (0.111 R)
• M27: 26,075,208 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 11.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.63 AU - 13.81 AU

Year: 15036 Days

Day: 8.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,753,747 km

• M1: 153,338 km (0.088 R)
• M2: 873,053 km (0.109 R)
• M3: 1,261,858 km (0.057 R)
• M4: 3,464,088 km (0.073 R)
• M5: 4,135,783 km (0.091 R)
• M6: 10,080,054 km (0.087 R)
• M7: 16,793,109 km (0.093 R)
• M8: 28,159,406 km (0.099 R)
• M9: 29,592,104 km (0.07 R)
• M10: 33,160,762 km (0.109 R)
• M11: 36,525,367 km (0.119 R)
• M12: 37,736,512 km (0.104 R)
• M13: 41,530,613 km (0.063 R)
• M14: 44,060,762 km (0.038 R)
• M15: 45,989,826 km (0.082 R)
• M16: 48,118,305 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.9

Radius: 5

Gravity: 21.72 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 11.53 AU - 13.69 AU

Year: 16780 Days

Day: 16.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,753,747 km

• M1: 62,382 km (0.087 R)
• M2: 295,157 km (0.032 R)
• M3: 823,536 km (0.076 R)
• M4: 1,174,792 km (0.074 R)
• M5: 1,421,180 km (0.073 R)
• M6: 1,890,618 km (0.075 R)
• M7: 2,055,624 km (0.107 R)
• M8: 6,394,561 km (0.095 R)
• M9: 9,169,003 km (0.108 R)
• M10: 12,208,533 km (0.103 R)
• M11: 12,525,979 km (0.101 R)
• M12: 14,406,125 km (0.112 R)
• M13: 15,120,754 km (0.049 R)
• M14: 18,882,991 km (0.096 R)
• M15: 19,738,242 km (0.057 R)
• M16: 24,505,777 km (0.113 R)
• M17: 26,041,549 km (0.115 R)
• M18: 29,872,451 km (0.112 R)
• M19: 36,362,455 km (0.088 R)
• M20: 38,221,508 km (0.116 R)
• M21: 53,375,772 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.1

Radius: 4.6

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.64 AU - 16 AU

Year: 18217 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,753,747 km

• M1: 90,806 km (0.046 R)
• M2: 295,755 km (0.051 R)
• M3: 468,092 km (0.066 R)
• M4: 1,104,182 km (0.104 R)
• M5: 1,332,169 km (0.076 R)
• M6: 1,786,947 km (0.065 R)
• M7: 3,249,266 km (0.098 R)
• M8: 4,550,019 km (0.094 R)
• M9: 4,791,171 km (0.102 R)
• M10: 6,055,123 km (0.111 R)
• M11: 7,279,432 km (0.089 R)
• M12: 8,568,816 km (0.083 R)
• M13: 10,155,003 km (0.087 R)
• M14: 10,567,145 km (0.068 R)
• M15: 11,097,768 km (0.114 R)
• M16: 12,560,536 km (0.036 R)
• M17: 12,855,843 km (0.1 R)
• M18: 13,583,636 km (0.111 R)
• M19: 18,008,592 km (0.048 R)
• M20: 19,385,042 km (0.104 R)
• M21: 19,938,703 km (0.118 R)
• M22: 21,160,619 km (0.057 R)
• M23: 22,345,284 km (0.102 R)
• M24: 22,604,687 km (0.093 R)
• M25: 25,124,514 km (0.108 R)
• M26: 27,925,135 km (0.054 R)
• M27: 29,660,022 km (0.097 R)
• M28: 32,010,204 km (0.111 R)
• M29: 47,610,869 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 12,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit