🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.61 AU - 0.83 AU

Year: 229 Days

Day: 14.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 137.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.59 AU - 2.11 AU

Year: 943 Days

Day: 21.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,079,291 km

• M1: 20,046 km (0.036 R)
• M2: 188,643 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.78 AU - 2.42 AU

Year: 1140 Days

Day: 40 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,079,291 km

• M1: 921,972 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.81 AU - 2.55 AU

Year: 1206 Days

Day: 22.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 153.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.42 AU - 2.56 AU

Year: 1472 Days

Day: 35.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.1

Radius: 13

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.37 AU - 6.53 AU

Year: 5439 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,079,291 km

• M1: 162,463 km (0.108 R)
• M2: 597,045 km (0.109 R)
• M3: 1,292,376 km (0.056 R)
• M4: 1,774,829 km (0.118 R)
• M5: 2,330,735 km (0.102 R)
• M6: 3,373,133 km (0.111 R)
• M7: 5,293,670 km (0.109 R)
• M8: 5,722,717 km (0.103 R)
• M9: 6,982,331 km (0.108 R)
• M10: 7,429,180 km (0.073 R)
• M11: 8,267,078 km (0.096 R)
• M12: 8,926,056 km (0.114 R)
• M13: 9,915,796 km (0.07 R)
• M14: 13,015,613 km (0.111 R)
• M15: 14,342,397 km (0.111 R)
• M16: 16,051,552 km (0.07 R)
• M17: 18,212,643 km (0.115 R)
• M18: 20,491,767 km (0.037 R)
• M19: 26,926,869 km (0.053 R)
• M20: 28,202,490 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.3

Radius: 12.2

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.6 AU - 7.68 AU

Year: 6412 Days

Day: 9.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,079,291 km

• M1: 151,991 km (0.11 R)
• M2: 681,568 km (0.113 R)
• M3: 1,071,121 km (0.073 R)
• M4: 1,681,330 km (0.119 R)
• M5: 2,393,117 km (0.047 R)
• M6: 3,630,142 km (0.096 R)
• M7: 7,099,017 km (0.096 R)
• M8: 8,783,340 km (0.079 R)
• M9: 9,167,208 km (0.101 R)
• M10: 10,339,906 km (0.055 R)
• M11: 11,060,369 km (0.116 R)
• M12: 11,660,855 km (0.086 R)
• M13: 15,420,997 km (0.11 R)
• M14: 16,234,361 km (0.071 R)
• M15: 17,208,243 km (0.084 R)
• M16: 19,343,603 km (0.117 R)
• M17: 19,995,401 km (0.114 R)
• M18: 21,038,248 km (0.097 R)
• M19: 21,496,167 km (0.096 R)
• M20: 24,217,950 km (0.09 R)
• M21: 28,906,797 km (0.031 R)
• M22: 31,216,438 km (0.103 R)
• M23: 33,130,094 km (0.065 R)
• M24: 35,120,943 km (0.12 R)
• M25: 36,858,223 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 19,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit