🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.49 AU - 0.75 AU

Year: 180 Days

Day: 38.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.41 AU - 1.87 AU

Year: 775 Days

Day: 23.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,789,163 km

• M1: 463,005 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.49 AU - 3.87 AU

Year: 2092 Days

Day: 42.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.28 AU - 3.42 AU

Year: 2262 Days

Day: 35.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.1 AU - 4 AU

Year: 2468 Days

Day: 22.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.35 AU - 4.67 AU

Year: 2963 Days

Day: 18.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.4

Radius: 8

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.33 AU - 5.97 AU

Year: 4955 Days

Day: 13 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,789,163 km

• M1: 100,979 km (0.116 R)
• M2: 352,453 km (0.115 R)
• M3: 718,668 km (0.043 R)
• M4: 1,124,228 km (0.071 R)
• M5: 1,603,091 km (0.075 R)
• M6: 2,211,954 km (0.113 R)
• M7: 2,663,291 km (0.058 R)
• M8: 3,272,453 km (0.058 R)
• M9: 4,921,321 km (0.089 R)
• M10: 5,379,839 km (0.065 R)
• M11: 6,413,560 km (0.099 R)
• M12: 6,764,217 km (0.077 R)
• M13: 7,573,991 km (0.105 R)
• M14: 9,837,556 km (0.087 R)
• M15: 13,944,915 km (0.101 R)
• M16: 17,796,013 km (0.113 R)
• M17: 18,108,972 km (0.114 R)
• M18: 18,425,671 km (0.117 R)
• M19: 18,939,988 km (0.044 R)
• M20: 19,464,029 km (0.119 R)
• M21: 21,515,166 km (0.086 R)
• M22: 22,229,795 km (0.106 R)
• M23: 22,592,869 km (0.049 R)
• M24: 25,642,421 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.3

Radius: 10.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.27 AU - 8.45 AU

Year: 8130 Days

Day: 7.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,789,163 km

• M1: 125,662 km (0.113 R)
• M2: 535,860 km (0.065 R)
• M3: 935,435 km (0.104 R)
• M4: 1,485,656 km (0.11 R)
• M5: 1,974,393 km (0.098 R)
• M6: 2,907,883 km (0.067 R)
• M7: 3,866,955 km (0.109 R)
• M8: 4,446,198 km (0.109 R)
• M9: 5,652,406 km (0.119 R)
• M10: 6,331,730 km (0.06 R)
• M11: 7,432,920 km (0.1 R)
• M12: 7,891,886 km (0.115 R)
• M13: 9,252,329 km (0.095 R)
• M14: 9,604,482 km (0.117 R)
• M15: 10,476,788 km (0.119 R)
• M16: 11,551,798 km (0.1 R)
• M17: 12,915,383 km (0.074 R)
• M18: 14,976,392 km (0.066 R)
• M19: 16,659,518 km (0.117 R)
• M20: 17,313,859 km (0.118 R)
• M21: 20,250,615 km (0.037 R)
• M22: 27,903,892 km (0.115 R)
• M23: 33,130,094 km (0.079 R)
• M24: 35,649,023 km (0.088 R)
• M25: 36,298,128 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.9

Radius: 7.1

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.98 AU - 18.72 AU

Year: 24392 Days

Day: 15.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,789,163 km

• M1: 93,947 km (0.118 R)
• M2: 568,173 km (0.063 R)
• M3: 1,299,856 km (0.029 R)
• M4: 2,640,851 km (0.073 R)
• M5: 4,409,397 km (0.038 R)
• M6: 4,635,739 km (0.051 R)
• M7: 5,020,355 km (0.061 R)
• M8: 14,423,030 km (0.098 R)
• M9: 17,461,961 km (0.057 R)
• M10: 27,343,349 km (0.11 R)
• M11: 32,479,044 km (0.111 R)
• M12: 39,301,754 km (0.073 R)
• M13: 42,406,060 km (0.1 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 14,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit