🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.61 AU - 0.69 AU

Year: 193 Days

Day: 45.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1 AU - 1.22 AU

Year: 431 Days

Day: 33.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.99 AU - 3.01 AU

Year: 1458 Days

Day: 13.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.57 AU - 3.51 AU

Year: 1956 Days

Day: 45.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 12.1

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.13 AU - 10.59 AU

Year: 12303 Days

Day: 14.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,545,229 km

• M1: 152,889 km (0.119 R)
• M2: 568,322 km (0.049 R)
• M3: 1,494,483 km (0.085 R)
• M4: 2,394,613 km (0.095 R)
• M5: 3,184,490 km (0.098 R)
• M6: 4,110,949 km (0.055 R)
• M7: 5,789,587 km (0.116 R)
• M8: 6,657,704 km (0.057 R)
• M9: 8,407,700 km (0.09 R)
• M10: 8,851,706 km (0.114 R)
• M11: 12,539,443 km (0.065 R)
• M12: 13,584,085 km (0.076 R)
• M13: 16,601,773 km (0.038 R)
• M14: 22,865,137 km (0.078 R)
• M15: 25,738,463 km (0.053 R)
• M16: 31,361,398 km (0.041 R)
• M17: 34,520,756 km (0.088 R)
• M18: 39,511,191 km (0.036 R)
• M19: 48,810,644 km (0.081 R)
• M20: 50,895,739 km (0.064 R)
• M21: 51,713,291 km (0.082 R)
• M22: 60,559,612 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.4

Radius: 6.9

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 13.02 AU - 16.48 AU

Year: 20901 Days

Day: 17.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,545,229 km

• M1: 119,379 km (0.063 R)
• M2: 536,009 km (0.103 R)
• M3: 2,129,376 km (0.112 R)
• M4: 2,561,265 km (0.057 R)
• M5: 3,076,181 km (0.027 R)
• M6: 3,628,646 km (0.092 R)
• M7: 4,212,826 km (0.111 R)
• M8: 6,090,877 km (0.094 R)
• M9: 9,602,837 km (0.113 R)
• M10: 10,534,383 km (0.077 R)
• M11: 12,780,296 km (0.093 R)
• M12: 17,934,242 km (0.093 R)
• M13: 21,397,731 km (0.078 R)
• M14: 23,800,572 km (0.087 R)
• M15: 26,266,843 km (0.058 R)
• M16: 30,829,279 km (0.081 R)
• M17: 33,753,319 km (0.117 R)
• M18: 47,960,329 km (0.084 R)
• M19: 48,961,139 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 19,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit