🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.5 AU - 0.82 AU

Year: 196 Days

Day: 21.6 Hours

Environment

Temp: 149 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,418,237 km

• M1: 37,100 km (0.067 R)
• M2: 344,225 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.58 AU - 0.82 AU

Year: 214 Days

Day: 47.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.18 AU - 1.38 AU

Year: 529 Days

Day: 16.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 47.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.43 AU - 1.61 AU

Year: 684 Days

Day: 34.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.76 AU - 3.32 AU

Year: 1936 Days

Day: 19.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.15 AU - 3.91 AU

Year: 2422 Days

Day: 44.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,418,237 km

• M1: 2,603,601 km (0.1 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.24 AU - 5.32 AU

Year: 3817 Days

Day: 30.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.1

Radius: 11.8

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.31 AU - 8.51 AU

Year: 6634 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,418,237 km

• M1: 146,756 km (0.075 R)
• M2: 606,919 km (0.1 R)
• M3: 1,154,746 km (0.087 R)
• M4: 2,244,267 km (0.101 R)
• M5: 2,834,580 km (0.095 R)
• M6: 3,327,057 km (0.06 R)
• M7: 4,022,986 km (0.085 R)
• M8: 5,487,699 km (0.102 R)
• M9: 5,993,040 km (0.025 R)
• M10: 7,170,675 km (0.086 R)
• M11: 7,775,649 km (0.115 R)
• M12: 8,251,519 km (0.026 R)
• M13: 10,258,524 km (0.061 R)
• M14: 10,978,240 km (0.083 R)
• M15: 13,284,740 km (0.073 R)
• M16: 15,031,744 km (0.025 R)
• M17: 18,835,270 km (0.067 R)
• M18: 22,275,273 km (0.101 R)
• M19: 24,059,826 km (0.108 R)
• M20: 26,466,706 km (0.065 R)
• M21: 28,188,577 km (0.053 R)
• M22: 31,057,715 km (0.118 R)
• M23: 32,562,819 km (0.027 R)
• M24: 36,592,686 km (0.086 R)
• M25: 37,035,346 km (0.026 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.5

Radius: 5.8

Gravity: 16.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 14.59 AU - 21.61 AU

Year: 28126 Days

Day: 19.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,418,237 km

• M1: 72,256 km (0.094 R)
• M2: 304,282 km (0.057 R)
• M3: 578,794 km (0.112 R)
• M4: 974,929 km (0.058 R)
• M5: 1,308,682 km (0.102 R)
• M6: 1,990,848 km (0.079 R)
• M7: 2,204,624 km (0.071 R)
• M8: 2,457,444 km (0.095 R)
• M9: 2,781,174 km (0.076 R)
• M10: 3,049,253 km (0.106 R)
• M11: 3,423,398 km (0.083 R)
• M12: 4,332,953 km (0.105 R)
• M13: 5,312,669 km (0.072 R)
• M14: 5,641,934 km (0.093 R)
• M15: 6,386,483 km (0.075 R)
• M16: 8,840,785 km (0.112 R)
• M17: 10,150,964 km (0.053 R)
• M18: 10,402,438 km (0.104 R)
• M19: 11,860,418 km (0.094 R)
• M20: 13,299,400 km (0.113 R)
• M21: 14,610,925 km (0.109 R)
• M22: 17,668,556 km (0.09 R)
• M23: 17,941,123 km (0.106 R)
• M24: 18,216,533 km (0.099 R)
• M25: 18,494,785 km (0.037 R)
• M26: 18,964,672 km (0.092 R)
• M27: 19,539,127 km (0.04 R)
• M28: 20,924,404 km (0.055 R)
• M29: 22,586,287 km (0.047 R)
• M30: 25,935,932 km (0.053 R)
• M31: 27,363,695 km (0.079 R)
• M32: 45,475,210 km (0.086 R)
• M33: 60,483,018 km (0.099 R)
• M34: 64,906,776 km (0.119 R)
• M35: 66,427,887 km (0.1 R)
• M36: 67,972,785 km (0.112 R)
• M37: 69,315,874 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 18,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit