🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.69 AU

Year: 162 Days

Day: 24.3 Hours

Environment

Temp: 236 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.69 AU - 0.69 AU

Year: 200 Days

Day: 37.5 Hours

Environment

Temp: 153 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,649,587 km

• M1: 512,373 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.75 AU - 0.87 AU

Year: 254 Days

Day: 25.8 Hours

Environment

Temp: 166 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.05 AU - 1.39 AU

Year: 469 Days

Day: 23.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.51 AU - 3.99 AU

Year: 2529 Days

Day: 44.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.1

Radius: 12.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.69 AU - 7.89 AU

Year: 6855 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,649,587 km

• M1: 150,495 km (0.086 R)
• M2: 575,802 km (0.099 R)
• M3: 1,171,351 km (0.034 R)
• M4: 2,558,872 km (0.088 R)
• M5: 2,989,414 km (0.089 R)
• M6: 4,283,137 km (0.109 R)
• M7: 5,333,762 km (0.11 R)
• M8: 5,739,622 km (0.109 R)
• M9: 6,614,171 km (0.113 R)
• M10: 12,571,158 km (0.106 R)
• M11: 13,032,368 km (0.068 R)
• M12: 13,451,841 km (0.078 R)
• M13: 15,048,648 km (0.099 R)
• M14: 16,829,910 km (0.097 R)
• M15: 18,222,666 km (0.113 R)
• M16: 19,148,079 km (0.119 R)
• M17: 19,690,820 km (0.026 R)
• M18: 21,308,721 km (0.064 R)
• M19: 22,485,158 km (0.096 R)
• M20: 26,776,822 km (0.04 R)
• M21: 28,495,851 km (0.1 R)
• M22: 31,117,853 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405

Radius: 8.6

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.58 AU - 12.6 AU

Year: 11162 Days

Day: 11.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,649,587 km

• M1: 117,734 km (0.071 R)
• M2: 403,166 km (0.105 R)
• M3: 789,727 km (0.037 R)
• M4: 1,204,263 km (0.076 R)
• M5: 1,789,191 km (0.096 R)
• M6: 2,241,425 km (0.115 R)
• M7: 3,375,227 km (0.094 R)
• M8: 4,365,116 km (0.098 R)
• M9: 4,972,633 km (0.062 R)
• M10: 6,108,829 km (0.105 R)
• M11: 7,569,203 km (0.117 R)
• M12: 8,061,979 km (0.077 R)
• M13: 9,669,408 km (0.114 R)
• M14: 10,750,851 km (0.098 R)
• M15: 12,130,742 km (0.089 R)
• M16: 13,986,354 km (0.108 R)
• M17: 15,693,116 km (0.099 R)
• M18: 18,397,247 km (0.086 R)
• M19: 19,897,863 km (0.068 R)
• M20: 22,885,931 km (0.091 R)
• M21: 23,569,294 km (0.067 R)
• M22: 26,813,623 km (0.095 R)
• M23: 29,735,270 km (0.108 R)
• M24: 30,754,480 km (0.116 R)
• M25: 31,691,561 km (0.103 R)
• M26: 40,007,407 km (0.104 R)
• M27: 42,388,257 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.9

Radius: 6

Gravity: 18.58 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.47 AU - 17.97 AU

Year: 19668 Days

Day: 25 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,649,587 km

• M1: 75,846 km (0.072 R)
• M2: 415,732 km (0.104 R)
• M3: 2,008,651 km (0.116 R)
• M4: 2,779,080 km (0.094 R)
• M5: 3,821,478 km (0.119 R)
• M6: 4,776,211 km (0.052 R)
• M7: 5,139,584 km (0.084 R)
• M8: 6,383,940 km (0.055 R)
• M9: 8,016,651 km (0.108 R)
• M10: 12,754,714 km (0.09 R)
• M11: 13,382,726 km (0.054 R)
• M12: 13,812,820 km (0.079 R)
• M13: 14,178,138 km (0.045 R)
• M14: 15,004,666 km (0.068 R)
• M15: 16,588,908 km (0.07 R)
• M16: 17,252,674 km (0.037 R)
• M17: 20,460,351 km (0.108 R)
• M18: 22,204,064 km (0.097 R)
• M19: 25,984,103 km (0.066 R)
• M20: 28,611,191 km (0.112 R)
• M21: 29,928,101 km (0.089 R)
• M22: 33,070,404 km (0.058 R)
• M23: 35,328,435 km (0.079 R)
• M24: 39,122,536 km (0.072 R)
• M25: 43,490,943 km (0.091 R)
• M26: 51,242,656 km (0.066 R)
• M27: 54,621,175 km (0.074 R)
• M28: 55,718,176 km (0.095 R)
• M29: 56,829,838 km (0.117 R)
• M30: 63,009,127 km (0.094 R)
• M31: 70,478,998 km (0.113 R)
• M32: 71,343,823 km (0.119 R)
• M33: 73,315,224 km (0.053 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 11,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit