🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.49 AU - 0.63 AU

Year: 152 Days

Day: 25.7 Hours

Environment

Temp: 206 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.6 AU - 0.62 AU

Year: 172 Days

Day: 16.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.85 AU - 0.95 AU

Year: 309 Days

Day: 21.8 Hours

Environment

Temp: 155 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.07 AU - 2.81 AU

Year: 1378 Days

Day: 29.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.71 AU - 3.41 AU

Year: 1936 Days

Day: 22.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.93 AU - 3.49 AU

Year: 2080 Days

Day: 45.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.33 AU - 4.81 AU

Year: 2969 Days

Day: 37.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,535,134 km

• M1: 145,110 km (0.105 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.5

Radius: 13.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.66 AU - 7.84 AU

Year: 7060 Days

Day: 11 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,535,134 km

• M1: 172,935 km (0.034 R)
• M2: 673,041 km (0.116 R)
• M3: 1,820,008 km (0.102 R)
• M4: 2,355,269 km (0.105 R)
• M5: 2,919,103 km (0.042 R)
• M6: 3,683,100 km (0.107 R)
• M7: 4,247,532 km (0.111 R)
• M8: 5,317,157 km (0.079 R)
• M9: 6,041,061 km (0.109 R)
• M10: 7,686,189 km (0.038 R)
• M11: 9,062,340 km (0.038 R)
• M12: 12,555,899 km (0.102 R)
• M13: 15,450,318 km (0.049 R)
• M14: 17,116,540 km (0.051 R)
• M15: 20,013,502 km (0.096 R)
• M16: 20,658,868 km (0.12 R)
• M17: 24,257,444 km (0.099 R)
• M18: 27,809,795 km (0.067 R)
• M19: 28,254,550 km (0.036 R)
• M20: 29,249,824 km (0.112 R)
• M21: 30,928,761 km (0.083 R)
• M22: 31,791,941 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.6

Radius: 10.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.21 AU - 13.21 AU

Year: 15430 Days

Day: 13.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,535,134 km

• M1: 128,056 km (0.079 R)
• M2: 461,509 km (0.115 R)
• M3: 1,224,309 km (0.085 R)
• M4: 1,581,549 km (0.075 R)
• M5: 2,076,119 km (0.094 R)
• M6: 2,512,945 km (0.112 R)
• M7: 3,354,283 km (0.104 R)
• M8: 4,316,647 km (0.101 R)
• M9: 4,908,605 km (0.061 R)
• M10: 5,896,998 km (0.105 R)
• M11: 7,917,318 km (0.086 R)
• M12: 8,264,684 km (0.097 R)
• M13: 10,361,448 km (0.103 R)
• M14: 10,883,544 km (0.108 R)
• M15: 12,672,735 km (0.101 R)
• M16: 27,987,817 km (0.086 R)
• M17: 29,933,188 km (0.045 R)
• M18: 31,423,182 km (0.031 R)
• M19: 32,186,431 km (0.055 R)
• M20: 33,636,632 km (0.102 R)
• M21: 34,897,443 km (0.111 R)
• M22: 38,002,197 km (0.101 R)
• M23: 40,129,030 km (0.113 R)
• M24: 44,345,596 km (0.105 R)
• M25: 45,167,786 km (0.076 R)
• M26: 45,860,723 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.3

Radius: 8

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 13.11 AU - 14.49 AU

Year: 18540 Days

Day: 21.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,535,134 km

• M1: 99,483 km (0.069 R)
• M2: 458,817 km (0.053 R)
• M3: 1,290,730 km (0.106 R)
• M4: 2,089,284 km (0.088 R)
• M5: 2,382,047 km (0.105 R)
• M6: 2,948,275 km (0.106 R)
• M7: 3,263,627 km (0.037 R)
• M8: 3,839,429 km (0.108 R)
• M9: 5,419,632 km (0.117 R)
• M10: 5,976,435 km (0.102 R)
• M11: 8,696,872 km (0.075 R)
• M12: 10,870,529 km (0.12 R)
• M13: 12,148,993 km (0.11 R)
• M14: 15,543,069 km (0.104 R)
• M15: 20,635,829 km (0.099 R)
• M16: 24,872,591 km (0.105 R)
• M17: 25,521,696 km (0.095 R)
• M18: 25,850,362 km (0.06 R)
• M19: 27,536,630 km (0.109 R)
• M20: 29,655,235 km (0.088 R)
• M21: 31,002,214 km (0.047 R)
• M22: 31,502,020 km (0.071 R)
• M23: 41,140,910 km (0.074 R)
• M24: 42,048,371 km (0.105 R)
• M25: 42,969,296 km (0.084 R)
• M26: 45,169,880 km (0.065 R)
• M27: 45,973,819 km (0.099 R)
• M28: 47,279,809 km (0.08 R)
• M29: 51,869,920 km (0.103 R)
• M30: 53,642,804 km (0.095 R)
• M31: 56,748,606 km (0.118 R)
• M32: 59,972,290 km (0.098 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit