🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.66 AU - 0.74 AU

Year: 217 Days

Day: 15.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.88 AU - 1.12 AU

Year: 371 Days

Day: 34.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.61 AU - 1.99 AU

Year: 896 Days

Day: 36.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,070,876 km

• M1: 176,974 km (0.072 R)
• M2: 488,138 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.99 AU - 2.75 AU

Year: 1353 Days

Day: 23.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,070,876 km

• M1: 1,252,882 km (0.066 R)

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 14.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.89 AU - 8.51 AU

Year: 7165 Days

Day: 10.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,070,876 km

• M1: 185,501 km (0.094 R)
• M2: 664,364 km (0.103 R)
• M3: 1,188,256 km (0.038 R)
• M4: 2,038,570 km (0.111 R)
• M5: 2,546,754 km (0.119 R)
• M6: 6,173,306 km (0.05 R)
• M7: 6,683,734 km (0.114 R)
• M8: 8,032,209 km (0.11 R)
• M9: 9,321,294 km (0.116 R)
• M10: 11,846,356 km (0.094 R)
• M11: 14,798,521 km (0.11 R)
• M12: 17,788,084 km (0.087 R)
• M13: 23,032,088 km (0.113 R)
• M14: 25,087,862 km (0.12 R)
• M15: 25,773,918 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.8

Radius: 14.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.8 AU - 13.58 AU

Year: 13882 Days

Day: 9.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,070,876 km

• M1: 184,005 km (0.096 R)
• M2: 657,632 km (0.085 R)
• M3: 1,341,145 km (0.096 R)
• M4: 1,968,259 km (0.038 R)
• M5: 2,788,953 km (0.107 R)
• M6: 3,662,156 km (0.092 R)
• M7: 4,330,709 km (0.072 R)
• M8: 5,254,027 km (0.082 R)
• M9: 6,029,991 km (0.031 R)
• M10: 7,358,420 km (0.115 R)
• M11: 8,092,198 km (0.098 R)
• M12: 9,128,911 km (0.043 R)
• M13: 9,706,359 km (0.116 R)
• M14: 13,364,176 km (0.099 R)
• M15: 13,903,925 km (0.082 R)
• M16: 14,388,024 km (0.112 R)
• M17: 18,099,846 km (0.073 R)
• M18: 19,610,785 km (0.1 R)
• M19: 25,052,407 km (0.11 R)
• M20: 27,789,899 km (0.119 R)
• M21: 31,189,660 km (0.036 R)
• M22: 31,901,596 km (0.116 R)
• M23: 34,857,800 km (0.074 R)
• M24: 40,463,382 km (0.109 R)
• M25: 41,595,239 km (0.079 R)
• M26: 49,473,362 km (0.079 R)
• M27: 57,401,900 km (0.081 R)
• M28: 62,506,628 km (0.047 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 12,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit