🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.38 AU - 0.62 AU

Year: 127 Days

Day: 41.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.7 AU - 0.9 AU

Year: 258 Days

Day: 48 Hours

Environment

Temp: 160 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,934,790 km

• M1: 335,398 km (0.071 R)
• M2: 417,677 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.26 AU - 1.72 AU

Year: 655 Days

Day: 19.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,934,790 km

• M1: 169,195 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.32 AU - 1.76 AU

Year: 688 Days

Day: 30.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.68 AU - 3.66 AU

Year: 2031 Days

Day: 19 Hours

Environment

Temp: -111 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.24 AU - 4.4 AU

Year: 3231 Days

Day: 46.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.5

Radius: 6.8

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.73 AU - 16.03 AU

Year: 21707 Days

Day: 17.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,934,790 km

• M1: 84,523 km (0.054 R)
• M2: 329,863 km (0.108 R)
• M3: 2,527,007 km (0.1 R)
• M4: 3,079,323 km (0.111 R)
• M5: 3,565,665 km (0.113 R)
• M6: 4,259,949 km (0.079 R)
• M7: 5,113,106 km (0.101 R)
• M8: 5,715,985 km (0.059 R)
• M9: 6,075,319 km (0.113 R)
• M10: 8,920,970 km (0.04 R)
• M11: 10,077,062 km (0.057 R)
• M12: 10,780,771 km (0.106 R)
• M13: 11,516,792 km (0.119 R)
• M14: 13,020,400 km (0.106 R)
• M15: 18,567,639 km (0.108 R)
• M16: 22,047,734 km (0.054 R)
• M17: 28,504,528 km (0.108 R)
• M18: 29,200,457 km (0.05 R)
• M19: 29,788,975 km (0.12 R)
• M20: 35,049,285 km (0.094 R)
• M21: 35,847,839 km (0.102 R)
• M22: 40,604,303 km (0.107 R)
• M23: 47,039,405 km (0.056 R)
• M24: 50,666,704 km (0.101 R)
• M25: 52,895,414 km (0.028 R)
• M26: 53,594,036 km (0.079 R)
• M27: 55,009,979 km (0.118 R)
• M28: 63,834,907 km (0.105 R)
• M29: 67,860,137 km (0.105 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 19,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit