🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.63 AU

Year: 170 Days

Day: 17 Hours

Environment

Temp: 81 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1 AU - 1.44 AU

Year: 576 Days

Day: 45.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271

Radius: 11

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.68 AU - 3.8 AU

Year: 3092 Days

Day: 6.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,541,762 km

• M1: 137,480 km (0.101 R)
• M2: 479,611 km (0.114 R)
• M3: 832,512 km (0.102 R)
• M4: 1,244,355 km (0.086 R)
• M5: 1,669,363 km (0.077 R)
• M6: 2,341,356 km (0.093 R)
• M7: 2,953,361 km (0.039 R)
• M8: 3,480,245 km (0.065 R)
• M9: 4,260,248 km (0.074 R)
• M10: 5,130,908 km (0.073 R)
• M11: 6,091,177 km (0.063 R)
• M12: 7,678,260 km (0.101 R)
• M13: 8,427,895 km (0.068 R)
• M14: 8,804,732 km (0.108 R)
• M15: 9,762,009 km (0.103 R)
• M16: 10,971,358 km (0.079 R)
• M17: 12,039,936 km (0.073 R)
• M18: 12,559,190 km (0.034 R)
• M19: 15,197,648 km (0.08 R)
• M20: 15,899,112 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.9

Radius: 12.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.07 AU - 5.55 AU

Year: 5231 Days

Day: 12.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 20,541,762 km

• M1: 159,621 km (0.113 R)
• M2: 759,658 km (0.072 R)
• M3: 1,207,554 km (0.07 R)
• M4: 1,795,773 km (0.107 R)
• M5: 2,196,546 km (0.116 R)
• M6: 2,988,217 km (0.058 R)
• M7: 3,869,798 km (0.048 R)
• M8: 4,836,948 km (0.025 R)
• M9: 5,334,959 km (0.095 R)
• M10: 8,014,556 km (0.043 R)
• M11: 9,496,622 km (0.05 R)
• M12: 11,201,589 km (0.056 R)
• M13: 14,296,470 km (0.091 R)
• M14: 15,267,959 km (0.094 R)
• M15: 16,344,016 km (0.101 R)
• M16: 17,406,161 km (0.109 R)
• M17: 21,158,674 km (0.107 R)
• M18: 22,344,237 km (0.113 R)
• M19: 23,262,319 km (0.033 R)
• M20: 23,730,561 km (0.045 R)
• M21: 25,337,242 km (0.089 R)
• M22: 26,844,291 km (0.103 R)
• M23: 27,969,267 km (0.086 R)
• M24: 29,396,730 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.2

Radius: 11.7

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.98 AU - 11.06 AU

Year: 11581 Days

Day: 13.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,541,762 km

• M1: 145,559 km (0.083 R)
• M2: 1,137,243 km (0.082 R)
• M3: 1,930,710 km (0.068 R)
• M4: 3,130,784 km (0.096 R)
• M5: 3,520,487 km (0.111 R)
• M6: 3,942,652 km (0.111 R)
• M7: 5,053,715 km (0.072 R)
• M8: 5,956,239 km (0.118 R)
• M9: 7,950,229 km (0.119 R)
• M10: 10,316,718 km (0.048 R)
• M11: 11,765,723 km (0.095 R)
• M12: 13,530,230 km (0.099 R)
• M13: 17,799,005 km (0.105 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 10,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit