🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.61 AU - 0.77 AU

Year: 258 Days

Day: 44.2 Hours

Environment

Temp: -28 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,425,847 km

• M1: 160,219 km (0.111 R)
• M2: 366,814 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.65 AU - 0.97 AU

Year: 328 Days

Day: 14.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.15 AU - 1.15 AU

Year: 554 Days

Day: 21.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,425,847 km

• M1: 50,863 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.97 AU - 1.35 AU

Year: 562 Days

Day: 37.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,425,847 km

• M1: 74,799 km (0.115 R)
• M2: 758,162 km (0.049 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.85 AU - 2.33 AU

Year: 1358 Days

Day: 24.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,425,847 km

• M1: 559,795 km (0.093 R)

Asteroid Belt

Center: 2.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.9

Radius: 8.3

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.65 AU - 3.25 AU

Year: 2278 Days

Day: 8.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,425,847 km

• M1: 106,663 km (0.113 R)
• M2: 578,944 km (0.036 R)
• M3: 907,161 km (0.105 R)
• M4: 1,648,419 km (0.115 R)
• M5: 2,239,331 km (0.109 R)
• M6: 2,604,798 km (0.039 R)
• M7: 3,855,287 km (0.108 R)
• M8: 4,871,804 km (0.103 R)
• M9: 7,396,268 km (0.083 R)
• M10: 7,942,301 km (0.092 R)
• M11: 8,795,607 km (0.107 R)
• M12: 9,212,087 km (0.043 R)
• M13: 13,404,867 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.6

Radius: 14.1

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.52 AU - 9.68 AU

Year: 11339 Days

Day: 13.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,425,847 km

• M1: 175,628 km (0.064 R)
• M2: 789,727 km (0.107 R)
• M3: 1,887,476 km (0.11 R)
• M4: 3,092,637 km (0.075 R)
• M5: 3,718,255 km (0.104 R)
• M6: 4,592,355 km (0.075 R)
• M7: 5,768,643 km (0.033 R)
• M8: 6,349,532 km (0.086 R)
• M9: 7,337,028 km (0.031 R)
• M10: 10,769,252 km (0.111 R)
• M11: 14,779,522 km (0.052 R)
• M12: 15,677,258 km (0.038 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 16,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit