🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.42 AU - 0.62 AU

Year: 137 Days

Day: 41.9 Hours

Environment

Temp: 172 °C

Axial Tilt: 34.7 °

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: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.58 AU - 0.76 AU

Year: 200 Days

Day: 24.8 Hours

Environment

Temp: 116 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.59 AU - 0.75 AU

Year: 200 Days

Day: 44.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.98 AU - 1.04 AU

Year: 371 Days

Day: 46 Hours

Environment

Temp: 42 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.49 AU - 2.29 AU

Year: 949 Days

Day: 31.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,719,420 km

• M1: 339,587 km (0.083 R)
• M2: 463,005 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.6 AU - 3.16 AU

Year: 1785 Days

Day: 23.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.98 AU - 4.12 AU

Year: 2443 Days

Day: 42.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.4

Radius: 15

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.99 AU - 7.41 AU

Year: 7056 Days

Day: 8.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,719,420 km

• M1: 323,879 km (0.093 R)
• M2: 847,921 km (0.108 R)
• M3: 1,508,695 km (0.085 R)
• M4: 2,001,320 km (0.085 R)
• M5: 3,750,867 km (0.111 R)
• M6: 4,676,579 km (0.112 R)
• M7: 7,430,377 km (0.105 R)
• M8: 8,004,084 km (0.099 R)
• M9: 10,440,286 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.9

Radius: 8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 18.09 AU - 19.21 AU

Year: 29418 Days

Day: 24.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,719,420 km

• M1: 109,057 km (0.104 R)
• M2: 515,215 km (0.083 R)
• M3: 808,576 km (0.111 R)
• M4: 1,140,534 km (0.067 R)
• M5: 1,430,156 km (0.096 R)
• M6: 1,836,463 km (0.075 R)
• M7: 2,358,111 km (0.041 R)
• M8: 4,338,937 km (0.076 R)
• M9: 6,555,229 km (0.1 R)
• M10: 8,331,405 km (0.063 R)
• M11: 12,049,959 km (0.113 R)
• M12: 12,804,531 km (0.081 R)
• M13: 13,590,219 km (0.119 R)
• M14: 15,402,148 km (0.051 R)
• M15: 27,345,444 km (0.116 R)
• M16: 31,370,225 km (0.118 R)
• M17: 33,157,919 km (0.086 R)
• M18: 34,886,672 km (0.037 R)
• M19: 37,459,307 km (0.06 R)
• M20: 38,926,862 km (0.113 R)
• M21: 47,766,750 km (0.077 R)
• M22: 56,285,600 km (0.029 R)
• M23: 58,032,305 km (0.061 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 11,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit