🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.53 AU - 0.83 AU

Year: 252 Days

Day: 45 Hours

Environment

Temp: -27 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,718,882 km

• M1: 22,888 km (0.108 R)
• M2: 279,150 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.63 AU - 0.89 AU

Year: 298 Days

Day: 13.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,718,882 km

• M1: 698,622 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.93 AU - 1.19 AU

Year: 491 Days

Day: 25.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.18 AU - 1.22 AU

Year: 591 Days

Day: 21.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.46 AU - 1.55 AU

Year: 826 Days

Day: 39.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.9

Radius: 12

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.99 AU - 4.01 AU

Year: 3597 Days

Day: 9.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,718,882 km

• M1: 151,991 km (0.117 R)
• M2: 593,904 km (0.039 R)
• M3: 1,152,652 km (0.073 R)
• M4: 1,831,676 km (0.103 R)
• M5: 2,719,091 km (0.111 R)
• M6: 3,562,524 km (0.086 R)
• M7: 4,263,539 km (0.081 R)
• M8: 6,171,211 km (0.09 R)
• M9: 6,678,049 km (0.114 R)
• M10: 8,083,072 km (0.119 R)
• M11: 9,466,703 km (0.111 R)
• M12: 10,288,444 km (0.099 R)
• M13: 14,057,562 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.8

Radius: 3.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 11.67 AU - 14.91 AU

Year: 21782 Days

Day: 21.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,718,882 km

• M1: 62,083 km (0.092 R)
• M2: 239,955 km (0.039 R)
• M3: 688,300 km (0.098 R)
• M4: 1,171,052 km (0.118 R)
• M5: 1,328,728 km (0.085 R)
• M6: 1,863,241 km (0.072 R)
• M7: 3,537,391 km (0.112 R)
• M8: 4,130,696 km (0.107 R)
• M9: 6,071,579 km (0.085 R)
• M10: 10,331,977 km (0.097 R)
• M11: 12,966,096 km (0.118 R)
• M12: 13,750,737 km (0.112 R)
• M13: 14,827,991 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 19,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit