🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.5 AU - 0.58 AU

Year: 144 Days

Day: 46.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,522,171 km

• M1: 210,634 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.6 AU - 0.72 AU

Year: 194 Days

Day: 21.2 Hours

Environment

Temp: 215 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.81 AU - 1.35 AU

Year: 406 Days

Day: 19.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.41 AU - 1.67 AU

Year: 691 Days

Day: 27.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.75 AU - 2.59 AU

Year: 1156 Days

Day: 44.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,522,171 km

• M1: 17,802 km (0.058 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.29 AU - 3.77 AU

Year: 1907 Days

Day: 43 Hours

Environment

Temp: -111 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.7

Radius: 12.1

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 8.65 AU - 9.65 AU

Year: 10010 Days

Day: 5.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,522,171 km

• M1: 150,795 km (0.099 R)
• M2: 609,312 km (0.069 R)
• M3: 1,086,081 km (0.078 R)
• M4: 1,566,888 km (0.104 R)
• M5: 2,030,193 km (0.088 R)
• M6: 2,534,786 km (0.115 R)
• M7: 3,439,255 km (0.057 R)
• M8: 4,185,599 km (0.082 R)
• M9: 5,144,222 km (0.085 R)
• M10: 5,532,428 km (0.064 R)
• M11: 6,182,431 km (0.108 R)
• M12: 10,485,614 km (0.064 R)
• M13: 11,204,282 km (0.042 R)
• M14: 12,840,584 km (0.057 R)
• M15: 13,663,522 km (0.087 R)
• M16: 14,796,426 km (0.097 R)
• M17: 18,701,230 km (0.098 R)
• M18: 25,490,729 km (0.103 R)
• M19: 29,169,191 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.8

Radius: 9.4

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.15 AU - 14.83 AU

Year: 15015 Days

Day: 9.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,522,171 km

• M1: 116,986 km (0.082 R)
• M2: 455,675 km (0.056 R)
• M3: 1,103,135 km (0.103 R)
• M4: 4,402,217 km (0.109 R)
• M5: 4,934,785 km (0.077 R)
• M6: 5,643,580 km (0.112 R)
• M7: 8,222,797 km (0.076 R)
• M8: 10,140,492 km (0.118 R)
• M9: 11,942,847 km (0.112 R)
• M10: 12,802,287 km (0.037 R)
• M11: 14,772,640 km (0.078 R)
• M12: 21,885,420 km (0.11 R)
• M13: 24,234,556 km (0.077 R)
• M14: 25,423,410 km (0.066 R)
• M15: 26,079,546 km (0.102 R)
• M16: 26,459,525 km (0.115 R)
• M17: 32,831,197 km (0.056 R)
• M18: 36,017,034 km (0.097 R)
• M19: 37,563,876 km (0.118 R)
• M20: 39,527,946 km (0.103 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 20,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit