🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.45 AU - 0.61 AU

Year: 136 Days

Day: 39.2 Hours

Environment

Temp: 256 °C

Axial Tilt: 87.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.44 AU - 0.64 AU

Year: 139 Days

Day: 24.9 Hours

Environment

Temp: 238 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.66 AU - 1.04 AU

Year: 275 Days

Day: 38.5 Hours

Environment

Temp: 120 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.1 AU - 2.8 AU

Year: 1348 Days

Day: 21 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.01 AU - 3.09 AU

Year: 1431 Days

Day: 46.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,101,003 km

• M1: 100,679 km (0.12 R)
• M2: 961,765 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.37 AU - 3.65 AU

Year: 2311 Days

Day: 18 Hours

Environment

Temp: -111 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.5

Radius: 6.8

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 14.74 AU - 18.64 AU

Year: 23964 Days

Day: 21.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,101,003 km

• M1: 85,570 km (0.078 R)
• M2: 300,841 km (0.074 R)
• M3: 1,099,395 km (0.1 R)
• M4: 1,794,875 km (0.102 R)
• M5: 2,126,384 km (0.103 R)
• M6: 3,023,074 km (0.1 R)
• M7: 3,402,155 km (0.103 R)
• M8: 3,650,936 km (0.117 R)
• M9: 4,471,032 km (0.069 R)
• M10: 5,618,746 km (0.099 R)
• M11: 6,146,827 km (0.094 R)
• M12: 6,804,310 km (0.11 R)
• M13: 11,766,321 km (0.095 R)
• M14: 14,002,361 km (0.105 R)
• M15: 16,507,078 km (0.05 R)
• M16: 18,145,175 km (0.091 R)
• M17: 21,740,909 km (0.108 R)
• M18: 27,113,866 km (0.093 R)
• M19: 32,609,344 km (0.114 R)
• M20: 34,884,428 km (0.084 R)
• M21: 49,679,508 km (0.117 R)
• M22: 52,876,265 km (0.073 R)
• M23: 63,284,387 km (0.092 R)
• M24: 68,622,488 km (0.096 R)
• M25: 70,932,578 km (0.074 R)
• M26: 75,707,294 km (0.108 R)
• M27: 84,833,661 km (0.066 R)
• M28: 91,585,312 km (0.079 R)
• M29: 93,538,013 km (0.079 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 12,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit