🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.65 AU - 0.73 AU

Year: 202 Days

Day: 36.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.81 AU - 1.93 AU

Year: 903 Days

Day: 28.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,654,858 km

• M1: 107,710 km (0.091 R)
• M2: 768,484 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.97 AU - 1.99 AU

Year: 984 Days

Day: 47.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 10.6

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.06 AU - 5.98 AU

Year: 4579 Days

Day: 12.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,654,858 km

• M1: 131,945 km (0.115 R)
• M2: 486,043 km (0.1 R)
• M3: 1,124,527 km (0.082 R)
• M4: 2,045,452 km (0.052 R)
• M5: 2,504,119 km (0.027 R)
• M6: 3,409,784 km (0.043 R)
• M7: 4,038,395 km (0.111 R)
• M8: 4,412,838 km (0.114 R)
• M9: 6,367,484 km (0.118 R)
• M10: 6,732,503 km (0.093 R)
• M11: 8,875,791 km (0.075 R)
• M12: 9,439,775 km (0.102 R)
• M13: 10,954,603 km (0.101 R)
• M14: 12,235,610 km (0.069 R)
• M15: 13,659,931 km (0.092 R)
• M16: 14,896,208 km (0.11 R)
• M17: 16,623,615 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.6

Radius: 3.7

Gravity: 28.6 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 17.12 AU - 19.62 AU

Year: 27801 Days

Day: 23.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,654,858 km

• M1: 65,673 km (0.049 R)
• M2: 445,951 km (0.119 R)
• M3: 693,985 km (0.103 R)
• M4: 1,132,755 km (0.092 R)
• M5: 1,476,082 km (0.112 R)
• M6: 5,152,749 km (0.047 R)
• M7: 6,606,242 km (0.049 R)
• M8: 9,181,420 km (0.072 R)
• M9: 12,355,438 km (0.089 R)
• M10: 12,701,158 km (0.09 R)
• M11: 13,484,453 km (0.067 R)
• M12: 16,521,290 km (0.052 R)
• M13: 19,237,688 km (0.107 R)
• M14: 19,422,441 km (0.085 R)
• M15: 21,237,811 km (0.085 R)
• M16: 30,375,548 km (0.072 R)
• M17: 43,547,192 km (0.033 R)
• M18: 49,524,225 km (0.1 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 18,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit