🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.65 AU

Year: 134 Days

Day: 16.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 175 °

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: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.53 AU - 0.81 AU

Year: 196 Days

Day: 13.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.79 AU - 0.79 AU

Year: 251 Days

Day: 15.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.37 AU - 1.39 AU

Year: 581 Days

Day: 43.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.55 AU - 1.99 AU

Year: 843 Days

Day: 22.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.23 AU - 3.11 AU

Year: 1563 Days

Day: 36.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.6

Radius: 7

Gravity: 20.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.88 AU - 14.08 AU

Year: 16749 Days

Day: 16.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,369,633 km

• M1: 87,066 km (0.117 R)
• M2: 371,152 km (0.065 R)
• M3: 744,249 km (0.082 R)
• M4: 1,027,289 km (0.117 R)
• M5: 1,490,593 km (0.114 R)
• M6: 2,005,808 km (0.118 R)
• M7: 3,329,749 km (0.107 R)
• M8: 4,372,746 km (0.096 R)
• M9: 4,896,338 km (0.04 R)
• M10: 5,860,646 km (0.074 R)
• M11: 8,418,321 km (0.071 R)
• M12: 9,061,592 km (0.119 R)
• M13: 11,572,891 km (0.09 R)
• M14: 12,503,689 km (0.077 R)
• M15: 13,483,555 km (0.049 R)
• M16: 14,589,084 km (0.072 R)
• M17: 16,812,557 km (0.12 R)
• M18: 17,147,506 km (0.111 R)
• M19: 19,161,243 km (0.064 R)
• M20: 21,327,570 km (0.096 R)
• M21: 24,929,288 km (0.063 R)
• M22: 27,970,314 km (0.101 R)
• M23: 30,624,180 km (0.091 R)
• M24: 36,287,058 km (0.119 R)
• M25: 38,560,796 km (0.086 R)
• M26: 45,461,746 km (0.071 R)
• M27: 50,840,836 km (0.079 R)
• M28: 54,409,494 km (0.098 R)
• M29: 56,816,673 km (0.102 R)
• M30: 62,041,229 km (0.088 R)
• M31: 66,111,338 km (0.108 R)
• M32: 66,527,968 km (0.102 R)
• M33: 70,139,710 km (0.114 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 10,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit