🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.55 AU - 2.47 AU

Year: 1057 Days

Day: 25.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.67 AU - 4.05 AU

Year: 2812 Days

Day: 25.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.3

Radius: 11.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.72 AU - 5.38 AU

Year: 3599 Days

Day: 12.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,801,257 km

• M1: 144,362 km (0.113 R)
• M2: 603,179 km (0.028 R)
• M3: 1,295,966 km (0.11 R)
• M4: 2,324,302 km (0.09 R)
• M5: 2,715,650 km (0.113 R)
• M6: 3,077,827 km (0.118 R)
• M7: 5,777,769 km (0.061 R)
• M8: 6,215,642 km (0.115 R)
• M9: 7,210,468 km (0.117 R)
• M10: 7,636,971 km (0.111 R)
• M11: 8,807,575 km (0.119 R)
• M12: 9,357,796 km (0.081 R)
• M13: 10,594,820 km (0.096 R)
• M14: 11,864,458 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.6

Radius: 14.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.79 AU - 7.99 AU

Year: 6707 Days

Day: 12.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,801,257 km

• M1: 181,612 km (0.111 R)
• M2: 709,842 km (0.092 R)
• M3: 1,395,898 km (0.082 R)
• M4: 2,277,328 km (0.067 R)
• M5: 3,523,628 km (0.078 R)
• M6: 4,796,407 km (0.112 R)
• M7: 6,883,297 km (0.088 R)
• M8: 8,861,729 km (0.107 R)
• M9: 9,587,428 km (0.085 R)
• M10: 11,008,608 km (0.09 R)
• M11: 14,045,744 km (0.049 R)
• M12: 16,260,092 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.2

Radius: 5.9

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 15.49 AU - 15.99 AU

Year: 23159 Days

Day: 20.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,801,257 km

• M1: 74,201 km (0.077 R)
• M2: 297,101 km (0.102 R)
• M3: 598,691 km (0.105 R)
• M4: 799,301 km (0.099 R)
• M5: 1,442,572 km (0.03 R)
• M6: 1,643,781 km (0.068 R)
• M7: 1,863,840 km (0.052 R)
• M8: 2,469,262 km (0.104 R)
• M9: 3,172,223 km (0.044 R)
• M10: 7,254,150 km (0.069 R)
• M11: 7,756,051 km (0.104 R)
• M12: 10,108,179 km (0.092 R)
• M13: 10,967,917 km (0.083 R)
• M14: 11,999,993 km (0.093 R)
• M15: 13,362,381 km (0.094 R)
• M16: 13,976,779 km (0.105 R)
• M17: 17,981,664 km (0.095 R)
• M18: 19,847,449 km (0.098 R)
• M19: 23,172,561 km (0.06 R)
• M20: 25,171,487 km (0.077 R)
• M21: 27,066,294 km (0.08 R)
• M22: 30,432,096 km (0.071 R)
• M23: 33,815,701 km (0.069 R)
• M24: 47,153,249 km (0.064 R)
• M25: 53,004,770 km (0.094 R)
• M26: 57,877,023 km (0.056 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: 310 - 19,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit