🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.61 AU - 0.73 AU

Year: 192 Days

Day: 14.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,696,606 km

• M1: 52,060 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.64 AU - 0.94 AU

Year: 246 Days

Day: 34.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.89 AU - 1.47 AU

Year: 448 Days

Day: 43.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,696,606 km

• M1: 610,509 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.26 AU - 1.42 AU

Year: 543 Days

Day: 41.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.28 AU - 1.7 AU

Year: 636 Days

Day: 38.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.31 AU - 1.89 AU

Year: 708 Days

Day: 26.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.2 AU - 5.16 AU

Year: 2990 Days

Day: 25.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,696,606 km

• M1: 2,574,131 km (0.074 R)
• M2: 2,616,317 km (0.092 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.24 AU - 4.78 AU

Year: 3351 Days

Day: 24.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.2

Radius: 12.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.58 AU - 12.6 AU

Year: 12056 Days

Day: 13 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,696,606 km

• M1: 157,975 km (0.114 R)
• M2: 628,461 km (0.093 R)
• M3: 1,063,790 km (0.118 R)
• M4: 2,010,147 km (0.085 R)
• M5: 2,941,543 km (0.092 R)
• M6: 3,531,258 km (0.117 R)
• M7: 4,699,617 km (0.093 R)
• M8: 5,474,684 km (0.103 R)
• M9: 6,221,476 km (0.093 R)
• M10: 8,779,600 km (0.083 R)
• M11: 9,652,354 km (0.115 R)
• M12: 10,582,254 km (0.074 R)
• M13: 11,684,491 km (0.055 R)
• M14: 12,620,226 km (0.111 R)
• M15: 14,181,429 km (0.116 R)
• M16: 14,773,987 km (0.053 R)
• M17: 17,236,517 km (0.101 R)
• M18: 17,760,110 km (0.085 R)
• M19: 18,448,709 km (0.072 R)
• M20: 19,879,612 km (0.069 R)
• M21: 21,987,895 km (0.066 R)
• M22: 23,504,219 km (0.115 R)
• M23: 26,249,938 km (0.102 R)
• M24: 26,744,210 km (0.099 R)
• M25: 27,853,179 km (0.063 R)
• M26: 37,355,187 km (0.113 R)
• M27: 45,613,737 km (0.101 R)
• M28: 49,262,130 km (0.068 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 18,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit