🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.91 AU - 1.01 AU

Year: 335 Days

Day: 31.7 Hours

Environment

Temp: 94 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.97 AU - 1.07 AU

Year: 367 Days

Day: 41.6 Hours

Environment

Temp: 66 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.06 AU - 1.34 AU

Year: 469 Days

Day: 16.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 47.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.12 AU - 1.42 AU

Year: 510 Days

Day: 15.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,794,723 km

• M1: 896,241 km (0.049 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.46 AU - 1.78 AU

Year: 735 Days

Day: 41.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.1 AU - 3.46 AU

Year: 1652 Days

Day: 24.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,794,723 km

• M1: 138,079 km (0.08 R)

Asteroid Belt

Center: 4.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.5

Radius: 12.5

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.41 AU - 7.47 AU

Year: 5825 Days

Day: 12.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,794,723 km

• M1: 155,432 km (0.103 R)
• M2: 693,237 km (0.11 R)
• M3: 1,547,590 km (0.114 R)
• M4: 2,808,999 km (0.116 R)
• M5: 3,258,990 km (0.076 R)
• M6: 3,872,341 km (0.048 R)
• M7: 4,509,628 km (0.093 R)
• M8: 5,963,270 km (0.116 R)
• M9: 6,478,336 km (0.101 R)
• M10: 7,057,878 km (0.026 R)
• M11: 7,783,876 km (0.105 R)
• M12: 11,340,715 km (0.088 R)
• M13: 13,391,553 km (0.088 R)
• M14: 13,829,725 km (0.093 R)
• M15: 18,483,415 km (0.103 R)
• M16: 19,372,326 km (0.044 R)
• M17: 24,411,829 km (0.058 R)
• M18: 26,668,812 km (0.114 R)
• M19: 28,070,096 km (0.112 R)
• M20: 28,788,913 km (0.06 R)
• M21: 29,427,846 km (0.074 R)
• M22: 31,497,832 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 9.8

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.04 AU - 8.18 AU

Year: 7483 Days

Day: 9.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,794,723 km

• M1: 121,922 km (0.116 R)
• M2: 625,319 km (0.118 R)
• M3: 1,025,194 km (0.053 R)
• M4: 1,714,541 km (0.083 R)
• M5: 3,114,029 km (0.071 R)
• M6: 3,503,881 km (0.097 R)
• M7: 4,975,924 km (0.04 R)
• M8: 8,554,455 km (0.073 R)
• M9: 10,561,011 km (0.055 R)
• M10: 11,490,612 km (0.084 R)
• M11: 12,234,862 km (0.065 R)
• M12: 13,310,321 km (0.063 R)
• M13: 13,871,014 km (0.066 R)
• M14: 14,394,457 km (0.093 R)
• M15: 16,273,107 km (0.103 R)
• M16: 17,271,224 km (0.055 R)
• M17: 18,749,251 km (0.063 R)
• M18: 19,845,953 km (0.034 R)
• M19: 25,199,313 km (0.114 R)
• M20: 26,136,543 km (0.041 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132

Radius: 13.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 8.95 AU - 13.59 AU

Year: 13486 Days

Day: 12.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,794,723 km

• M1: 431,590 km (0.057 R)
• M2: 896,989 km (0.065 R)
• M3: 1,633,310 km (0.115 R)
• M4: 3,130,036 km (0.093 R)
• M5: 4,122,917 km (0.113 R)
• M6: 4,813,611 km (0.049 R)
• M7: 5,491,289 km (0.116 R)
• M8: 8,298,044 km (0.109 R)
• M9: 11,165,835 km (0.086 R)
• M10: 16,433,775 km (0.106 R)
• M11: 18,037,913 km (0.108 R)
• M12: 18,572,725 km (0.116 R)
• M13: 19,186,974 km (0.069 R)
• M14: 20,891,492 km (0.058 R)
• M15: 21,855,800 km (0.085 R)
• M16: 25,092,350 km (0.041 R)
• M17: 26,695,441 km (0.116 R)
• M18: 29,181,009 km (0.104 R)
• M19: 30,763,306 km (0.088 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 10,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit