🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.54 AU - 0.6 AU

Year: 151 Days

Day: 20.8 Hours

Environment

Temp: 243 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.72 AU - 0.74 AU

Year: 219 Days

Day: 12.4 Hours

Environment

Temp: 177 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,215,952 km

• M1: 167,699 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.95 AU - 2.51 AU

Year: 1170 Days

Day: 43.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.33 AU - 2.61 AU

Year: 1364 Days

Day: 12.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.68 AU - 5.34 AU

Year: 3941 Days

Day: 14.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,215,952 km

• M1: 162,463 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.46 AU - 6.46 AU

Year: 4484 Days

Day: 36.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,215,952 km

• M1: 3,155,917 km (0.071 R)

Asteroid Belt

Center: 7.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.3

Radius: 12.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.81 AU - 9.39 AU

Year: 8864 Days

Day: 12.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,215,952 km

• M1: 160,668 km (0.075 R)
• M2: 837,449 km (0.117 R)
• M3: 1,293,423 km (0.116 R)
• M4: 1,813,725 km (0.037 R)
• M5: 3,332,442 km (0.11 R)
• M6: 4,300,640 km (0.064 R)
• M7: 5,321,795 km (0.042 R)
• M8: 6,570,638 km (0.11 R)
• M9: 7,167,683 km (0.068 R)
• M10: 10,314,923 km (0.087 R)
• M11: 12,191,628 km (0.116 R)
• M12: 13,741,612 km (0.068 R)
• M13: 15,098,763 km (0.104 R)
• M14: 22,578,059 km (0.094 R)
• M15: 24,729,426 km (0.106 R)
• M16: 33,174,076 km (0.103 R)
• M17: 33,607,910 km (0.091 R)
• M18: 34,155,737 km (0.116 R)
• M19: 39,720,927 km (0.073 R)
• M20: 41,955,022 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 12.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.09 AU - 9.29 AU

Year: 9003 Days

Day: 14.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,215,952 km

• M1: 156,928 km (0.047 R)
• M2: 570,267 km (0.072 R)
• M3: 1,026,241 km (0.077 R)
• M4: 1,761,515 km (0.04 R)
• M5: 2,670,023 km (0.073 R)
• M6: 3,112,533 km (0.1 R)
• M7: 5,125,223 km (0.04 R)
• M8: 8,342,624 km (0.109 R)
• M9: 10,037,568 km (0.046 R)
• M10: 11,168,977 km (0.081 R)
• M11: 13,684,615 km (0.052 R)
• M12: 16,490,472 km (0.1 R)
• M13: 17,713,285 km (0.084 R)
• M14: 19,215,398 km (0.088 R)
• M15: 29,366,660 km (0.07 R)
• M16: 32,815,639 km (0.059 R)
• M17: 34,746,798 km (0.051 R)
• M18: 36,752,606 km (0.091 R)
• M19: 38,482,257 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.2

Radius: 4.4

Gravity: 27.75 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 17.15 AU - 20.05 AU

Year: 28193 Days

Day: 23.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,215,952 km

• M1: 54,753 km (0.108 R)
• M2: 262,095 km (0.117 R)
• M3: 543,639 km (0.082 R)
• M4: 1,533,827 km (0.11 R)
• M5: 2,182,783 km (0.08 R)
• M6: 3,053,293 km (0.095 R)
• M7: 4,629,905 km (0.03 R)
• M8: 5,365,178 km (0.108 R)
• M9: 5,824,892 km (0.054 R)
• M10: 6,822,411 km (0.07 R)
• M11: 10,174,899 km (0.065 R)
• M12: 12,237,555 km (0.109 R)
• M13: 13,783,200 km (0.095 R)
• M14: 17,795,415 km (0.069 R)
• M15: 22,099,196 km (0.091 R)
• M16: 24,043,220 km (0.116 R)
• M17: 35,346,985 km (0.115 R)
• M18: 41,891,742 km (0.108 R)
• M19: 45,193,218 km (0.087 R)
• M20: 45,532,655 km (0.103 R)
• M21: 45,703,047 km (0.117 R)
• M22: 48,664,038 km (0.056 R)
• M23: 50,100,626 km (0.099 R)
• M24: 53,625,451 km (0.112 R)
• M25: 55,739,867 km (0.066 R)
• M26: 61,787,661 km (0.046 R)
• M27: 70,056,683 km (0.106 R)
• M28: 86,900,206 km (0.104 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 14,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit