🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.72 AU - 0.72 AU

Year: 227 Days

Day: 13.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.77 AU - 2.43 AU

Year: 1129 Days

Day: 37.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,971,734 km

• M1: 409,001 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.51 AU - 2.55 AU

Year: 1492 Days

Day: 31.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,971,734 km

• M1: 44,580 km (0.062 R)
• M2: 1,576,762 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.87 AU - 3.99 AU

Year: 2356 Days

Day: 35.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.84 AU - 4.46 AU

Year: 2586 Days

Day: 33.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 130.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580

Radius: 13.7

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.36 AU - 6.88 AU

Year: 5615 Days

Day: 12.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,971,734 km

• M1: 179,966 km (0.072 R)
• M2: 673,340 km (0.034 R)
• M3: 3,961,052 km (0.118 R)
• M4: 5,193,739 km (0.1 R)
• M5: 7,955,016 km (0.111 R)
• M6: 9,906,371 km (0.095 R)
• M7: 15,591,988 km (0.116 R)
• M8: 16,602,671 km (0.119 R)
• M9: 21,661,921 km (0.085 R)
• M10: 24,304,717 km (0.12 R)
• M11: 25,581,685 km (0.092 R)
• M12: 27,155,604 km (0.043 R)
• M13: 28,182,444 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.1

Radius: 8.8

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.02 AU - 9.78 AU

Year: 9029 Days

Day: 6.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,971,734 km

• M1: 109,506 km (0.111 R)
• M2: 490,531 km (0.119 R)
• M3: 1,146,668 km (0.099 R)
• M4: 1,834,668 km (0.066 R)
• M5: 2,736,145 km (0.111 R)
• M6: 3,012,452 km (0.111 R)
• M7: 5,660,783 km (0.115 R)
• M8: 6,046,447 km (0.036 R)
• M9: 6,622,847 km (0.071 R)
• M10: 7,198,350 km (0.085 R)
• M11: 8,163,705 km (0.089 R)
• M12: 9,611,962 km (0.106 R)
• M13: 13,853,960 km (0.089 R)
• M14: 18,634,060 km (0.038 R)
• M15: 21,200,113 km (0.11 R)
• M16: 24,663,902 km (0.109 R)
• M17: 26,308,132 km (0.054 R)
• M18: 27,021,714 km (0.047 R)
• M19: 27,748,161 km (0.089 R)
• M20: 35,312,428 km (0.092 R)
• M21: 35,962,431 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.9

Radius: 3.1

Gravity: 49.83 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.97 AU - 16.61 AU

Year: 21094 Days

Day: 22.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,971,734 km

• M1: 38,596 km (0.077 R)
• M2: 168,746 km (0.114 R)
• M3: 370,105 km (0.114 R)
• M4: 714,330 km (0.052 R)
• M5: 1,066,932 km (0.071 R)
• M6: 2,162,587 km (0.046 R)
• M7: 2,644,292 km (0.07 R)
• M8: 2,811,542 km (0.091 R)
• M9: 3,580,924 km (0.094 R)
• M10: 3,815,643 km (0.083 R)
• M11: 4,091,951 km (0.085 R)
• M12: 4,218,959 km (0.081 R)
• M13: 4,348,511 km (0.087 R)
• M14: 6,625,989 km (0.108 R)
• M15: 11,673,720 km (0.061 R)
• M16: 12,058,636 km (0.045 R)
• M17: 13,683,418 km (0.051 R)
• M18: 15,990,217 km (0.084 R)
• M19: 19,067,146 km (0.085 R)
• M20: 19,332,682 km (0.067 R)
• M21: 25,924,114 km (0.064 R)
• M22: 26,909,665 km (0.117 R)
• M23: 27,467,964 km (0.108 R)
• M24: 30,495,825 km (0.085 R)
• M25: 38,597,447 km (0.082 R)
• M26: 40,315,130 km (0.094 R)
• M27: 40,606,397 km (0.084 R)
• M28: 41,045,766 km (0.119 R)
• M29: 45,300,330 km (0.097 R)
• M30: 47,371,811 km (0.093 R)
• M31: 47,858,752 km (0.104 R)
• M32: 52,912,168 km (0.099 R)
• M33: 55,747,198 km (0.087 R)
• M34: 56,108,477 km (0.063 R)
• M35: 62,687,641 km (0.09 R)
• M36: 65,859,116 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 19,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit