🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.59 AU - 0.67 AU

Year: 184 Days

Day: 34.3 Hours

Environment

Temp: 210 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,213,804 km

• M1: 40,840 km (0.088 R)
• M2: 376,239 km (0.03 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.87 AU - 0.95 AU

Year: 319 Days

Day: 15 Hours

Environment

Temp: 81 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.57 AU - 1.57 AU

Year: 722 Days

Day: 28.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.83 AU - 2.55 AU

Year: 1190 Days

Day: 39 Hours

Environment

Temp: -79 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,213,804 km

• M1: 2,163,933 km (0.093 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.4

Radius: 8.3

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.57 AU - 10.87 AU

Year: 9453 Days

Day: 14.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,213,804 km

• M1: 104,270 km (0.112 R)
• M2: 773,571 km (0.097 R)
• M3: 2,046,050 km (0.096 R)
• M4: 2,877,066 km (0.113 R)
• M5: 3,576,586 km (0.114 R)
• M6: 3,966,737 km (0.096 R)
• M7: 4,412,090 km (0.115 R)
• M8: 7,818,134 km (0.077 R)
• M9: 8,733,075 km (0.098 R)
• M10: 10,284,704 km (0.113 R)
• M11: 11,485,377 km (0.044 R)
• M12: 18,700,631 km (0.093 R)
• M13: 24,123,255 km (0.107 R)
• M14: 25,074,697 km (0.047 R)
• M15: 32,135,867 km (0.034 R)
• M16: 34,792,126 km (0.031 R)
• M17: 39,459,580 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.7

Radius: 7.7

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.51 AU - 20.23 AU

Year: 24313 Days

Day: 18.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,213,804 km

• M1: 95,892 km (0.117 R)
• M2: 506,389 km (0.072 R)
• M3: 1,107,922 km (0.114 R)
• M4: 1,803,552 km (0.085 R)
• M5: 2,837,423 km (0.069 R)
• M6: 4,426,152 km (0.075 R)
• M7: 7,283,472 km (0.078 R)
• M8: 7,831,000 km (0.079 R)
• M9: 9,291,374 km (0.114 R)
• M10: 10,360,550 km (0.091 R)
• M11: 11,709,025 km (0.06 R)
• M12: 12,530,018 km (0.058 R)
• M13: 16,367,952 km (0.096 R)
• M14: 21,022,690 km (0.07 R)
• M15: 24,354,085 km (0.077 R)
• M16: 25,350,855 km (0.117 R)
• M17: 35,156,696 km (0.1 R)
• M18: 42,615,048 km (0.102 R)
• M19: 53,984,486 km (0.118 R)
• M20: 57,596,975 km (0.067 R)
• M21: 65,722,683 km (0.057 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 11,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit