🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.5 AU - 0.68 AU

Year: 162 Days

Day: 46 Hours

Environment

Temp: 192 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,904,012 km

• M1: 127,906 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.88 AU - 1.44 AU

Year: 445 Days

Day: 19.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 71,904,012 km

• M1: 49,966 km (0.111 R)
• M2: 132,993 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.34 AU - 1.44 AU

Year: 584 Days

Day: 18.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,904,012 km

• M1: 489,484 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.72 AU - 3.34 AU

Year: 1880 Days

Day: 47.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.87 AU - 3.21 AU

Year: 1889 Days

Day: 19.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.56 AU - 5.04 AU

Year: 3748 Days

Day: 38.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.59 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.5

Radius: 14.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 11.97 AU - 12.77 AU

Year: 15508 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,904,012 km

• M1: 181,761 km (0.068 R)
• M2: 781,499 km (0.077 R)
• M3: 1,249,292 km (0.118 R)
• M4: 1,772,884 km (0.11 R)
• M5: 2,829,943 km (0.102 R)
• M6: 3,612,190 km (0.096 R)
• M7: 4,148,349 km (0.045 R)
• M8: 5,344,982 km (0.088 R)
• M9: 9,695,588 km (0.109 R)
• M10: 13,959,426 km (0.073 R)
• M11: 14,986,864 km (0.085 R)
• M12: 16,381,266 km (0.062 R)
• M13: 17,192,386 km (0.106 R)
• M14: 20,895,382 km (0.075 R)
• M15: 21,946,756 km (0.095 R)
• M16: 24,051,747 km (0.101 R)
• M17: 26,398,040 km (0.12 R)
• M18: 32,543,970 km (0.103 R)
• M19: 36,355,424 km (0.114 R)
• M20: 41,637,875 km (0.083 R)
• M21: 42,540,099 km (0.113 R)
• M22: 47,901,238 km (0.108 R)
• M23: 52,816,575 km (0.063 R)
• M24: 57,686,136 km (0.102 R)
• M25: 60,901,144 km (0.077 R)
• M26: 63,043,983 km (0.091 R)
• M27: 66,249,866 km (0.069 R)
• M28: 66,862,918 km (0.109 R)
• M29: 71,260,497 km (0.116 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 17,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit