🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.6 AU - 0.62 AU

Year: 180 Days

Day: 37.7 Hours

Environment

Temp: 198 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.64 AU - 0.7 AU

Year: 208 Days

Day: 30.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.71 AU - 0.75 AU

Year: 236 Days

Day: 43.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.81 AU - 1.17 AU

Year: 373 Days

Day: 41.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,851,190 km

• M1: 54,154 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.99 AU - 1.19 AU

Year: 431 Days

Day: 22.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,851,190 km

• M1: 32,612 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.14 AU - 1.48 AU

Year: 568 Days

Day: 41.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.77 AU - 2.55 AU

Year: 1202 Days

Day: 16 Hours

Environment

Temp: -95 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.9

Radius: 14.3

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.25 AU - 4.61 AU

Year: 3531 Days

Day: 5.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,851,190 km

• M1: 177,872 km (0.068 R)
• M2: 652,097 km (0.099 R)
• M3: 1,318,107 km (0.11 R)
• M4: 1,802,804 km (0.067 R)
• M5: 2,811,842 km (0.108 R)
• M6: 3,337,229 km (0.098 R)
• M7: 3,863,963 km (0.106 R)
• M8: 4,734,324 km (0.078 R)
• M9: 5,987,804 km (0.094 R)
• M10: 6,646,035 km (0.1 R)
• M11: 8,432,084 km (0.043 R)
• M12: 9,183,065 km (0.042 R)
• M13: 10,351,125 km (0.112 R)
• M14: 12,642,366 km (0.092 R)
• M15: 14,609,728 km (0.079 R)
• M16: 15,254,345 km (0.11 R)
• M17: 22,713,146 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550

Radius: 7.2

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.92 AU - 13.7 AU

Year: 16358 Days

Day: 15 Hours

Environment

Temp: -199 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,851,190 km

• M1: 130,150 km (0.101 R)
• M2: 540,497 km (0.067 R)
• M3: 911,649 km (0.117 R)
• M4: 1,489,396 km (0.106 R)
• M5: 2,132,368 km (0.098 R)
• M6: 2,390,724 km (0.035 R)
• M7: 4,377,383 km (0.088 R)
• M8: 5,103,531 km (0.115 R)
• M9: 5,350,667 km (0.116 R)
• M10: 6,219,531 km (0.096 R)
• M11: 7,267,165 km (0.108 R)
• M12: 8,138,573 km (0.098 R)
• M13: 13,698,677 km (0.096 R)
• M14: 15,754,601 km (0.114 R)
• M15: 18,334,416 km (0.093 R)
• M16: 19,168,723 km (0.067 R)
• M17: 22,101,440 km (0.114 R)
• M18: 23,238,084 km (0.046 R)
• M19: 25,116,884 km (0.081 R)
• M20: 32,068,548 km (0.09 R)
• M21: 42,610,261 km (0.074 R)
• M22: 46,631,302 km (0.112 R)
• M23: 47,713,642 km (0.116 R)
• M24: 48,654,613 km (0.086 R)
• M25: 52,542,363 km (0.094 R)
• M26: 52,875,367 km (0.096 R)
• M27: 53,209,868 km (0.109 R)
• M28: 54,561,784 km (0.076 R)
• M29: 56,283,506 km (0.116 R)
• M30: 58,933,782 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 16,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit