🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.01 AU - 2.97 AU

Year: 1635 Days

Day: 25.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 66.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.8

Radius: 11.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.51 AU - 7.07 AU

Year: 6566 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,637,477 km

• M1: 140,772 km (0.082 R)
• M2: 648,208 km (0.065 R)
• M3: 1,125,126 km (0.092 R)
• M4: 1,517,072 km (0.114 R)
• M5: 1,944,473 km (0.083 R)
• M6: 2,765,167 km (0.051 R)
• M7: 3,348,000 km (0.089 R)
• M8: 4,681,217 km (0.103 R)
• M9: 8,207,238 km (0.076 R)
• M10: 8,716,170 km (0.092 R)
• M11: 9,455,483 km (0.117 R)
• M12: 10,734,096 km (0.072 R)
• M13: 13,204,106 km (0.072 R)
• M14: 14,855,966 km (0.055 R)
• M15: 16,273,406 km (0.106 R)
• M16: 16,889,899 km (0.079 R)
• M17: 17,394,193 km (0.096 R)
• M18: 19,443,983 km (0.114 R)
• M19: 22,245,503 km (0.106 R)
• M20: 24,979,703 km (0.103 R)
• M21: 27,495,341 km (0.088 R)
• M22: 28,018,036 km (0.035 R)
• M23: 28,370,189 km (0.092 R)
• M24: 30,267,688 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158

Radius: 12.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.18 AU - 8.16 AU

Year: 7991 Days

Day: 6.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,637,477 km

• M1: 161,117 km (0.104 R)
• M2: 665,411 km (0.1 R)
• M3: 1,313,320 km (0.094 R)
• M4: 2,623,647 km (0.081 R)
• M5: 3,064,662 km (0.073 R)
• M6: 3,675,919 km (0.11 R)
• M7: 4,164,506 km (0.109 R)
• M8: 4,842,333 km (0.071 R)
• M9: 6,154,456 km (0.094 R)
• M10: 8,103,866 km (0.067 R)
• M11: 11,158,356 km (0.092 R)
• M12: 11,913,974 km (0.05 R)
• M13: 16,103,762 km (0.076 R)
• M14: 16,610,151 km (0.066 R)
• M15: 20,523,930 km (0.029 R)
• M16: 21,523,094 km (0.058 R)
• M17: 22,069,127 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.8

Radius: 14.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.4 AU - 9.44 AU

Year: 9278 Days

Day: 8.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,637,477 km

• M1: 180,864 km (0.107 R)
• M2: 739,911 km (0.086 R)
• M3: 1,285,794 km (0.092 R)
• M4: 1,782,159 km (0.066 R)
• M5: 3,043,419 km (0.098 R)
• M6: 3,920,212 km (0.06 R)
• M7: 5,477,376 km (0.062 R)
• M8: 6,660,696 km (0.079 R)
• M9: 7,665,993 km (0.057 R)
• M10: 9,192,490 km (0.101 R)
• M11: 10,386,580 km (0.057 R)
• M12: 11,737,898 km (0.097 R)
• M13: 12,310,110 km (0.117 R)
• M14: 13,572,566 km (0.07 R)
• M15: 16,424,949 km (0.119 R)
• M16: 18,408,018 km (0.078 R)
• M17: 22,320,152 km (0.118 R)
• M18: 23,110,926 km (0.078 R)
• M19: 23,738,789 km (0.118 R)
• M20: 26,951,852 km (0.106 R)
• M21: 28,765,427 km (0.094 R)
• M22: 29,912,992 km (0.098 R)
• M23: 30,659,036 km (0.084 R)
• M24: 32,522,577 km (0.029 R)
• M25: 33,882,871 km (0.083 R)
• M26: 37,571,954 km (0.09 R)
• M27: 41,389,243 km (0.084 R)
• M28: 47,733,539 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 17,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit