🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.67 AU - 0.83 AU

Year: 240 Days

Day: 20.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 16,571,431 km

• M1: 63,729 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.87 AU - 1.35 AU

Year: 431 Days

Day: 41.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 16,571,431 km

• M1: 42,187 km (0.117 R)
• M2: 567,874 km (0.032 R)

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.5

Radius: 12.1

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.62 AU - 7.54 AU

Year: 5531 Days

Day: 6.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,571,431 km

• M1: 150,495 km (0.116 R)
• M2: 544,686 km (0.085 R)
• M3: 1,223,112 km (0.1 R)
• M4: 2,465,223 km (0.073 R)
• M5: 3,248,219 km (0.047 R)
• M6: 3,907,197 km (0.091 R)
• M7: 4,303,033 km (0.108 R)
• M8: 5,412,301 km (0.05 R)
• M9: 8,190,035 km (0.071 R)
• M10: 11,227,320 km (0.108 R)
• M11: 14,216,585 km (0.089 R)
• M12: 16,144,303 km (0.112 R)
• M13: 16,709,484 km (0.09 R)
• M14: 17,939,178 km (0.099 R)
• M15: 18,730,102 km (0.111 R)
• M16: 21,784,891 km (0.092 R)
• M17: 22,266,596 km (0.064 R)
• M18: 24,191,771 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.5

Radius: 11.6

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.85 AU - 8.23 AU

Year: 6892 Days

Day: 14.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,571,431 km

• M1: 202,107 km (0.065 R)
• M2: 1,409,062 km (0.109 R)
• M3: 1,784,553 km (0.115 R)
• M4: 2,489,009 km (0.085 R)
• M5: 4,038,245 km (0.102 R)
• M6: 4,929,399 km (0.109 R)
• M7: 8,568,368 km (0.03 R)
• M8: 9,685,565 km (0.108 R)
• M9: 10,660,643 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15

Radius: 9.3

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.66 AU - 12.64 AU

Year: 13737 Days

Day: 8.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,571,431 km

• M1: 150,944 km (0.105 R)
• M2: 680,521 km (0.058 R)
• M3: 1,069,475 km (0.105 R)
• M4: 2,883,499 km (0.104 R)
• M5: 3,426,988 km (0.117 R)
• M6: 4,739,859 km (0.082 R)
• M7: 5,289,930 km (0.079 R)
• M8: 7,835,039 km (0.11 R)
• M9: 9,023,893 km (0.119 R)
• M10: 9,558,855 km (0.116 R)
• M11: 12,929,594 km (0.086 R)
• M12: 13,523,498 km (0.117 R)
• M13: 16,228,227 km (0.074 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 13,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit