🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.5 AU - 0.76 AU

Year: 176 Days

Day: 43.5 Hours

Environment

Temp: 212 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.67 AU - 2.91 AU

Year: 1638 Days

Day: 47.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.6

Radius: 10.5

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.39 AU - 10.93 AU

Year: 9744 Days

Day: 8.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 98,598,852 km

• M1: 130,599 km (0.061 R)
• M2: 766,240 km (0.105 R)
• M3: 1,129,614 km (0.11 R)
• M4: 1,456,634 km (0.061 R)
• M5: 1,907,522 km (0.105 R)
• M6: 2,327,294 km (0.027 R)
• M7: 3,798,440 km (0.079 R)
• M8: 4,360,479 km (0.092 R)
• M9: 4,918,928 km (0.106 R)
• M10: 6,884,045 km (0.038 R)
• M11: 8,246,732 km (0.077 R)
• M12: 9,057,702 km (0.084 R)
• M13: 9,596,853 km (0.101 R)
• M14: 10,300,561 km (0.101 R)
• M15: 11,088,942 km (0.111 R)
• M16: 11,601,764 km (0.112 R)
• M17: 13,522,152 km (0.066 R)
• M18: 14,709,959 km (0.055 R)
• M19: 16,356,732 km (0.101 R)
• M20: 17,089,014 km (0.111 R)
• M21: 18,122,884 km (0.055 R)
• M22: 20,543,228 km (0.107 R)
• M23: 25,394,239 km (0.11 R)
• M24: 25,837,497 km (0.088 R)
• M25: 29,668,998 km (0.081 R)
• M26: 30,358,943 km (0.11 R)
• M27: 35,602,199 km (0.092 R)
• M28: 37,171,780 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.6

Radius: 3.8

Gravity: 37.58 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 17.01 AU - 24.43 AU

Year: 33148 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,598,852 km

• M1: 47,722 km (0.061 R)
• M2: 230,680 km (0.045 R)
• M3: 1,054,216 km (0.058 R)
• M4: 1,293,872 km (0.025 R)
• M5: 5,370,115 km (0.103 R)
• M6: 5,497,722 km (0.075 R)
• M7: 15,913,025 km (0.047 R)
• M8: 16,804,179 km (0.107 R)
• M9: 25,043,432 km (0.046 R)
• M10: 26,369,467 km (0.095 R)
• M11: 32,988,724 km (0.066 R)
• M12: 41,623,663 km (0.087 R)
• M13: 43,309,032 km (0.081 R)
• M14: 43,995,687 km (0.102 R)
• M15: 56,806,051 km (0.107 R)
• M16: 67,666,408 km (0.088 R)
• M17: 72,131,157 km (0.06 R)
• M18: 82,952,019 km (0.068 R)
• M19: 84,542,993 km (0.098 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 13,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit