🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.53 AU - 0.67 AU

Year: 172 Days

Day: 41.5 Hours

Environment

Temp: 133 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.3 AU - 1.5 AU

Year: 614 Days

Day: 34.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.6

Radius: 9.2

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.82 AU - 7.22 AU

Year: 6898 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 98,872,193 km

• M1: 114,742 km (0.029 R)
• M2: 456,872 km (0.102 R)
• M3: 893,698 km (0.055 R)
• M4: 1,945,969 km (0.077 R)
• M5: 2,378,606 km (0.083 R)
• M6: 2,794,039 km (0.043 R)
• M7: 3,895,080 km (0.054 R)
• M8: 4,257,406 km (0.093 R)
• M9: 6,669,073 km (0.09 R)
• M10: 7,113,229 km (0.115 R)
• M11: 7,857,030 km (0.11 R)
• M12: 8,565,525 km (0.073 R)
• M13: 10,061,654 km (0.075 R)
• M14: 10,498,330 km (0.031 R)
• M15: 13,101,183 km (0.101 R)
• M16: 13,798,908 km (0.102 R)
• M17: 15,395,266 km (0.107 R)
• M18: 18,804,901 km (0.104 R)
• M19: 20,453,170 km (0.098 R)
• M20: 20,762,988 km (0.105 R)
• M21: 24,293,348 km (0.117 R)
• M22: 28,976,060 km (0.041 R)
• M23: 30,259,311 km (0.115 R)
• M24: 31,271,939 km (0.118 R)
• M25: 34,445,359 km (0.099 R)
• M26: 39,598,407 km (0.058 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.5

Radius: 3.2

Gravity: 90.67 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 14.73 AU - 18.79 AU

Year: 25446 Days

Day: 17.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 98,872,193 km

• M1: 42,037 km (0.104 R)
• M2: 141,669 km (0.084 R)
• M3: 1,717,384 km (0.094 R)
• M4: 1,879,099 km (0.064 R)
• M5: 2,028,697 km (0.053 R)
• M6: 2,927,481 km (0.068 R)
• M7: 5,505,800 km (0.087 R)
• M8: 6,130,820 km (0.081 R)
• M9: 7,103,655 km (0.12 R)
• M10: 8,866,965 km (0.069 R)
• M11: 9,597,152 km (0.064 R)
• M12: 10,105,635 km (0.095 R)
• M13: 11,954,366 km (0.095 R)
• M14: 13,856,353 km (0.084 R)
• M15: 14,178,288 km (0.095 R)
• M16: 15,004,966 km (0.096 R)
• M17: 15,344,403 km (0.102 R)
• M18: 16,304,373 km (0.087 R)
• M19: 16,572,901 km (0.045 R)
• M20: 19,724,928 km (0.045 R)
• M21: 20,963,449 km (0.083 R)
• M22: 21,709,344 km (0.1 R)
• M23: 22,143,477 km (0.041 R)
• M24: 31,253,239 km (0.101 R)
• M25: 35,114,959 km (0.081 R)
• M26: 36,622,307 km (0.071 R)
• M27: 37,702,703 km (0.059 R)
• M28: 39,603,942 km (0.093 R)
• M29: 47,302,548 km (0.112 R)
• M30: 47,848,580 km (0.084 R)
• M31: 52,758,083 km (0.115 R)
• M32: 54,732,475 km (0.12 R)
• M33: 57,371,831 km (0.103 R)
• M34: 57,785,319 km (0.06 R)
• M35: 62,465,189 km (0.078 R)
• M36: 69,244,965 km (0.107 R)
• M37: 72,570,077 km (0.047 R)
• M38: 82,916,864 km (0.117 R)
• M39: 97,397,040 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 18,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit