🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.46 AU - 0.64 AU

Year: 148 Days

Day: 38.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,779,481 km

• M1: 22,290 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.64 AU - 0.84 AU

Year: 230 Days

Day: 19.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.88 AU - 1.04 AU

Year: 340 Days

Day: 17.3 Hours

Environment

Temp: 77 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.67 AU - 2.61 AU

Year: 1132 Days

Day: 37.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,779,481 km

• M1: 181,612 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3 AU - 3.2 AU

Year: 1974 Days

Day: 13.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.67 AU - 5.13 AU

Year: 3923 Days

Day: 40.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,779,481 km

• M1: 1,223,112 km (0.093 R)

Asteroid Belt

Center: 5.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.2

Radius: 9.3

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.69 AU - 6.59 AU

Year: 4844 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,779,481 km

• M1: 116,238 km (0.087 R)
• M2: 551,567 km (0.049 R)
• M3: 1,425,518 km (0.094 R)
• M4: 1,825,842 km (0.112 R)
• M5: 2,284,808 km (0.089 R)
• M6: 3,313,294 km (0.12 R)
• M7: 4,022,388 km (0.107 R)
• M8: 4,700,365 km (0.11 R)
• M9: 5,566,387 km (0.075 R)
• M10: 8,380,922 km (0.074 R)
• M11: 12,467,487 km (0.117 R)
• M12: 13,744,155 km (0.067 R)
• M13: 14,063,247 km (0.106 R)
• M14: 14,771,294 km (0.029 R)
• M15: 15,617,719 km (0.114 R)
• M16: 19,395,514 km (0.082 R)
• M17: 24,278,837 km (0.117 R)
• M18: 24,981,049 km (0.066 R)
• M19: 25,616,541 km (0.092 R)
• M20: 29,043,978 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.5

Radius: 9.8

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.38 AU - 7.8 AU

Year: 6827 Days

Day: 9 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,779,481 km

• M1: 122,221 km (0.071 R)
• M2: 454,329 km (0.114 R)
• M3: 1,136,495 km (0.112 R)
• M4: 1,867,430 km (0.089 R)
• M5: 2,832,636 km (0.061 R)
• M6: 3,816,690 km (0.073 R)
• M7: 4,886,614 km (0.1 R)
• M8: 5,629,218 km (0.094 R)
• M9: 6,850,236 km (0.052 R)
• M10: 8,096,087 km (0.099 R)
• M11: 9,173,790 km (0.095 R)
• M12: 10,302,357 km (0.067 R)
• M13: 11,163,442 km (0.087 R)
• M14: 15,038,625 km (0.116 R)
• M15: 18,090,422 km (0.073 R)
• M16: 18,397,995 km (0.084 R)
• M17: 18,897,652 km (0.113 R)
• M18: 23,081,156 km (0.087 R)
• M19: 23,882,851 km (0.114 R)
• M20: 24,778,344 km (0.078 R)
• M21: 25,851,410 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.9

Radius: 6.8

Gravity: 16.67 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 12.23 AU - 14.57 AU

Year: 17740 Days

Day: 18.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,779,481 km

• M1: 93,648 km (0.108 R)
• M2: 325,974 km (0.082 R)
• M3: 926,908 km (0.117 R)
• M4: 1,144,723 km (0.049 R)
• M5: 1,458,130 km (0.081 R)
• M6: 2,035,429 km (0.049 R)
• M7: 2,300,965 km (0.095 R)
• M8: 2,803,763 km (0.097 R)
• M9: 3,322,120 km (0.09 R)
• M10: 4,089,108 km (0.074 R)
• M11: 5,188,353 km (0.085 R)
• M12: 7,095,726 km (0.036 R)
• M13: 7,661,505 km (0.098 R)
• M14: 9,483,308 km (0.111 R)
• M15: 9,765,300 km (0.098 R)
• M16: 10,464,820 km (0.11 R)
• M17: 11,640,061 km (0.093 R)
• M18: 12,292,756 km (0.072 R)
• M19: 12,832,356 km (0.045 R)
• M20: 15,457,200 km (0.12 R)
• M21: 15,769,411 km (0.051 R)
• M22: 18,419,836 km (0.073 R)
• M23: 18,682,530 km (0.117 R)
• M24: 19,941,995 km (0.067 R)
• M25: 20,780,939 km (0.084 R)
• M26: 21,643,222 km (0.089 R)
• M27: 22,132,407 km (0.037 R)
• M28: 23,850,987 km (0.107 R)
• M29: 31,868,386 km (0.116 R)
• M30: 32,374,176 km (0.083 R)
• M31: 37,590,055 km (0.043 R)
• M32: 38,154,787 km (0.109 R)
• M33: 42,877,742 km (0.091 R)
• M34: 44,587,197 km (0.074 R)
• M35: 46,665,410 km (0.096 R)
• M36: 51,532,427 km (0.054 R)
• M37: 58,407,796 km (0.071 R)
• M38: 62,654,879 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.1

Radius: 7.9

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.3 AU - 18.1 AU

Year: 20383 Days

Day: 15.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,779,481 km

• M1: 98,884 km (0.07 R)
• M2: 406,607 km (0.064 R)
• M3: 688,449 km (0.088 R)
• M4: 2,081,206 km (0.087 R)
• M5: 2,779,080 km (0.105 R)
• M6: 3,597,829 km (0.052 R)
• M7: 4,445,750 km (0.049 R)
• M8: 5,114,302 km (0.089 R)
• M9: 15,890,435 km (0.051 R)
• M10: 22,166,664 km (0.116 R)
• M11: 33,090,301 km (0.049 R)
• M12: 43,939,737 km (0.114 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 12,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit