🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.67 AU - 0.79 AU

Year: 222 Days

Day: 22.5 Hours

Environment

Temp: 168 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.1 AU - 1.7 AU

Year: 590 Days

Day: 16.5 Hours

Environment

Temp: -18 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.2 AU - 1.9 AU

Year: 688 Days

Day: 17.8 Hours

Environment

Temp: -27 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.9 AU - 4.12 AU

Year: 2344 Days

Day: 21.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,495,071 km

• M1: 31,416 km (0.109 R)
• M2: 2,135,360 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.19 AU - 5.05 AU

Year: 2981 Days

Day: 20.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,495,071 km

• M1: 181,313 km (0.082 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.09 AU - 5.41 AU

Year: 3690 Days

Day: 29.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,495,071 km

• M1: 33,211 km (0.057 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.7

Radius: 14.7

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.51 AU - 8.93 AU

Year: 6915 Days

Day: 7.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,495,071 km

• M1: 182,809 km (0.104 R)
• M2: 689,497 km (0.085 R)
• M3: 1,551,180 km (0.066 R)
• M4: 2,098,559 km (0.109 R)
• M5: 3,146,193 km (0.077 R)
• M6: 7,525,970 km (0.058 R)
• M7: 8,061,231 km (0.047 R)
• M8: 8,580,934 km (0.07 R)
• M9: 10,555,775 km (0.098 R)
• M10: 13,088,168 km (0.096 R)
• M11: 13,695,535 km (0.081 R)
• M12: 14,612,720 km (0.1 R)
• M13: 17,544,689 km (0.082 R)
• M14: 19,968,922 km (0.095 R)
• M15: 20,849,156 km (0.082 R)
• M16: 24,300,080 km (0.101 R)
• M17: 32,412,922 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.2

Radius: 12.6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.52 AU - 12.04 AU

Year: 12616 Days

Day: 10.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,495,071 km

• M1: 157,826 km (0.044 R)
• M2: 560,693 km (0.093 R)
• M3: 1,594,115 km (0.115 R)
• M4: 2,243,968 km (0.111 R)
• M5: 2,854,028 km (0.089 R)
• M6: 3,337,379 km (0.086 R)
• M7: 4,077,290 km (0.079 R)
• M8: 4,502,447 km (0.118 R)
• M9: 5,336,006 km (0.06 R)
• M10: 7,756,949 km (0.105 R)
• M11: 8,904,664 km (0.117 R)
• M12: 9,999,122 km (0.069 R)
• M13: 10,663,785 km (0.104 R)
• M14: 13,421,622 km (0.045 R)
• M15: 18,280,261 km (0.115 R)
• M16: 19,785,216 km (0.113 R)
• M17: 20,304,769 km (0.051 R)
• M18: 22,662,133 km (0.06 R)
• M19: 24,794,949 km (0.067 R)
• M20: 26,116,347 km (0.086 R)
• M21: 26,952,600 km (0.119 R)
• M22: 28,022,972 km (0.028 R)
• M23: 29,232,770 km (0.086 R)
• M24: 31,404,034 km (0.114 R)
• M25: 49,696,712 km (0.074 R)
• M26: 51,305,039 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.5

Radius: 5.1

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.57 AU - 22.65 AU

Year: 28616 Days

Day: 15.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,495,071 km

• M1: 64,327 km (0.082 R)
• M2: 356,641 km (0.092 R)
• M3: 853,456 km (0.119 R)
• M4: 1,037,461 km (0.07 R)
• M5: 1,320,052 km (0.081 R)
• M6: 2,906,088 km (0.088 R)
• M7: 3,327,356 km (0.118 R)
• M8: 4,987,743 km (0.112 R)
• M9: 9,538,809 km (0.074 R)
• M10: 9,728,948 km (0.101 R)
• M11: 9,921,630 km (0.094 R)
• M12: 10,264,807 km (0.083 R)
• M13: 10,768,952 km (0.119 R)
• M14: 15,346,797 km (0.049 R)
• M15: 18,094,610 km (0.059 R)
• M16: 19,891,430 km (0.038 R)
• M17: 20,673,977 km (0.066 R)
• M18: 21,968,597 km (0.117 R)
• M19: 23,144,735 km (0.079 R)
• M20: 26,735,832 km (0.105 R)
• M21: 32,469,619 km (0.041 R)
• M22: 33,443,950 km (0.051 R)
• M23: 35,792,787 km (0.059 R)
• M24: 37,418,317 km (0.067 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 18,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit