🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.18 AU - 1.26 AU

Year: 386 Days

Day: 27.3 Hours

Environment

Temp: 234 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.75 AU - 2.79 AU

Year: 978 Days

Day: 25.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 109,299,272 km

• M1: 47,722 km (0.08 R)
• M2: 1,057,807 km (0.028 R)

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.8 AU - 4.28 AU

Year: 1905 Days

Day: 45.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.43 AU - 4.93 AU

Year: 2445 Days

Day: 40.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.84 AU - 6.54 AU

Year: 4406 Days

Day: 29 Hours

Environment

Temp: -87 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,299,272 km

• M1: 1,310,477 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6 AU - 9.8 AU

Year: 6352 Days

Day: 36.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.05 AU - 11.33 AU

Year: 8629 Days

Day: 30.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 14.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.7

Radius: 7.1

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.82 AU - 22.3 AU

Year: 23806 Days

Day: 19.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,299,272 km

• M1: 92,302 km (0.092 R)
• M2: 346,020 km (0.115 R)
• M3: 636,090 km (0.046 R)
• M4: 1,030,430 km (0.072 R)
• M5: 1,579,155 km (0.108 R)
• M6: 2,537,329 km (0.116 R)
• M7: 2,759,183 km (0.113 R)
• M8: 5,906,124 km (0.09 R)
• M9: 7,047,705 km (0.09 R)
• M10: 8,137,526 km (0.067 R)
• M11: 12,644,461 km (0.03 R)
• M12: 18,498,375 km (0.103 R)
• M13: 20,643,758 km (0.118 R)
• M14: 23,141,145 km (0.108 R)
• M15: 24,213,911 km (0.103 R)
• M16: 26,248,891 km (0.051 R)
• M17: 28,949,432 km (0.106 R)
• M18: 34,895,349 km (0.086 R)
• M19: 37,485,486 km (0.106 R)
• M20: 44,218,887 km (0.096 R)
• M21: 50,897,983 km (0.117 R)
• M22: 51,715,685 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 22.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.6

Radius: 7.4

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 17.77 AU - 26.33 AU

Year: 29622 Days

Day: 17.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 109,299,272 km

• M1: 92,302 km (0.077 R)
• M2: 326,423 km (0.085 R)
• M3: 638,035 km (0.107 R)
• M4: 901,776 km (0.104 R)
• M5: 1,303,147 km (0.106 R)
• M6: 1,860,549 km (0.117 R)
• M7: 2,755,443 km (0.055 R)
• M8: 4,161,065 km (0.111 R)
• M9: 4,460,560 km (0.116 R)
• M10: 5,851,072 km (0.058 R)
• M11: 7,133,874 km (0.094 R)
• M12: 7,729,423 km (0.079 R)
• M13: 8,475,318 km (0.043 R)
• M14: 10,109,974 km (0.038 R)
• M15: 11,072,187 km (0.1 R)
• M16: 11,358,069 km (0.09 R)
• M17: 12,321,030 km (0.114 R)
• M18: 14,578,462 km (0.119 R)
• M19: 16,535,202 km (0.039 R)
• M20: 18,360,595 km (0.077 R)
• M21: 19,476,745 km (0.046 R)
• M22: 25,124,663 km (0.076 R)
• M23: 25,370,901 km (0.118 R)
• M24: 35,039,860 km (0.11 R)
• M25: 37,389,744 km (0.045 R)
• M26: 41,023,476 km (0.098 R)
• M27: 42,401,123 km (0.088 R)
• M28: 51,320,896 km (0.093 R)
• M29: 51,916,595 km (0.1 R)
• M30: 57,061,116 km (0.106 R)
• M31: 59,646,915 km (0.11 R)
• M32: 63,899,384 km (0.101 R)
• M33: 64,358,350 km (0.031 R)
• M34: 69,796,532 km (0.093 R)
• M35: 70,772,509 km (0.086 R)
• M36: 72,502,458 km (0.056 R)
• M37: 78,910,633 km (0.069 R)
• M38: 92,545,880 km (0.098 R)
• M39: 102,248,948 km (0.095 R)
• M40: 103,192,013 km (0.045 R)

Kuiper Belt

Range: 38.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 14,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit