🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.6 AU - 0.68 AU

Year: 184 Days

Day: 14.8 Hours

Environment

Temp: 166 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,180,231 km

• M1: 433,385 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.7 AU - 0.72 AU

Year: 215 Days

Day: 34.4 Hours

Environment

Temp: 134 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.02 AU - 1.54 AU

Year: 521 Days

Day: 27.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.65 AU - 2.49 AU

Year: 1072 Days

Day: 44.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.28 AU - 3.42 AU

Year: 1732 Days

Day: 21.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.06 AU - 4.92 AU

Year: 2868 Days

Day: 12.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 12

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.48 AU - 6.02 AU

Year: 4329 Days

Day: 13.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 69.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,180,231 km

• M1: 149,299 km (0.055 R)
• M2: 740,659 km (0.11 R)
• M3: 1,311,824 km (0.115 R)
• M4: 1,913,357 km (0.112 R)
• M5: 2,287,202 km (0.079 R)
• M6: 2,996,745 km (0.112 R)
• M7: 3,695,815 km (0.093 R)
• M8: 4,675,083 km (0.105 R)
• M9: 5,171,748 km (0.062 R)
• M10: 5,849,426 km (0.051 R)
• M11: 6,553,434 km (0.103 R)
• M12: 7,382,057 km (0.098 R)
• M13: 8,130,943 km (0.088 R)
• M14: 8,696,423 km (0.091 R)
• M15: 10,683,981 km (0.119 R)
• M16: 12,264,183 km (0.071 R)
• M17: 13,008,732 km (0.096 R)
• M18: 14,316,367 km (0.096 R)
• M19: 15,141,997 km (0.087 R)
• M20: 20,638,522 km (0.062 R)
• M21: 21,549,573 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 9

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.96 AU - 10.48 AU

Year: 10076 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,180,231 km

• M1: 112,049 km (0.056 R)
• M2: 397,033 km (0.041 R)
• M3: 2,946,779 km (0.107 R)
• M4: 3,663,801 km (0.091 R)
• M5: 4,492,424 km (0.077 R)
• M6: 5,675,893 km (0.116 R)
• M7: 6,493,296 km (0.055 R)
• M8: 8,674,732 km (0.118 R)
• M9: 9,265,793 km (0.065 R)
• M10: 12,009,268 km (0.067 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.2

Radius: 14.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.56 AU - 11.16 AU

Year: 12880 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,180,231 km

• M1: 181,612 km (0.035 R)
• M2: 1,157,738 km (0.095 R)
• M3: 1,824,496 km (0.097 R)
• M4: 2,439,941 km (0.098 R)
• M5: 2,996,745 km (0.113 R)
• M6: 4,560,192 km (0.115 R)
• M7: 5,305,488 km (0.046 R)
• M8: 5,936,044 km (0.116 R)
• M9: 7,803,474 km (0.103 R)
• M10: 8,326,318 km (0.111 R)
• M11: 11,847,553 km (0.112 R)
• M12: 15,213,954 km (0.028 R)
• M13: 15,956,707 km (0.102 R)
• M14: 18,664,728 km (0.12 R)
• M15: 21,205,648 km (0.079 R)
• M16: 22,133,155 km (0.064 R)
• M17: 25,180,613 km (0.064 R)
• M18: 27,724,674 km (0.091 R)
• M19: 29,058,938 km (0.06 R)
• M20: 32,338,273 km (0.091 R)
• M21: 34,193,137 km (0.109 R)
• M22: 36,907,590 km (0.062 R)
• M23: 46,992,282 km (0.052 R)
• M24: 49,208,424 km (0.106 R)
• M25: 51,162,771 km (0.115 R)
• M26: 53,337,774 km (0.067 R)
• M27: 57,871,787 km (0.106 R)
• M28: 59,317,052 km (0.114 R)
• M29: 60,232,441 km (0.118 R)
• M30: 61,716,602 km (0.081 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 17,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit