🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.56 AU - 0.92 AU

Year: 244 Days

Day: 48 Hours

Environment

Temp: 146 °C

Axial Tilt: 175.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,753,471 km

• M1: 41,588 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.72 AU - 1 AU

Year: 305 Days

Day: 35.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.82 AU - 1.16 AU

Year: 377 Days

Day: 23.4 Hours

Environment

Temp: 0 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.66 AU - 1.76 AU

Year: 856 Days

Day: 20 Hours

Environment

Temp: -63 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,753,471 km

• M1: 434,283 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.42 AU - 4.56 AU

Year: 3052 Days

Day: 44 Hours

Environment

Temp: -134 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.7

Radius: 13.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.9 AU - 12.5 AU

Year: 13401 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,753,471 km

• M1: 172,486 km (0.11 R)
• M2: 607,966 km (0.088 R)
• M3: 1,061,995 km (0.116 R)
• M4: 1,722,470 km (0.048 R)
• M5: 2,360,505 km (0.066 R)
• M6: 6,359,256 km (0.113 R)
• M7: 7,038,729 km (0.104 R)
• M8: 7,559,180 km (0.076 R)
• M9: 11,403,546 km (0.054 R)
• M10: 13,349,516 km (0.057 R)
• M11: 19,869,290 km (0.083 R)
• M12: 20,506,577 km (0.06 R)
• M13: 33,204,145 km (0.074 R)
• M14: 34,102,031 km (0.104 R)
• M15: 37,132,735 km (0.11 R)
• M16: 43,191,897 km (0.114 R)

Asteroid Belt

Center: 11.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.5

Radius: 6.6

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 11.7 AU - 12.98 AU

Year: 16597 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,753,471 km

• M1: 82,129 km (0.037 R)
• M2: 320,588 km (0.097 R)
• M3: 534,513 km (0.097 R)
• M4: 807,230 km (0.085 R)
• M5: 1,270,834 km (0.096 R)
• M6: 1,869,076 km (0.095 R)
• M7: 2,100,653 km (0.054 R)
• M8: 2,794,039 km (0.109 R)
• M9: 4,093,895 km (0.088 R)
• M10: 9,191,144 km (0.103 R)
• M11: 11,874,929 km (0.09 R)
• M12: 13,282,197 km (0.099 R)
• M13: 15,223,977 km (0.043 R)
• M14: 19,225,570 km (0.118 R)
• M15: 30,383,328 km (0.083 R)
• M16: 36,303,364 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 15,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit