🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.55 AU - 0.89 AU

Year: 221 Days

Day: 27.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.13 AU - 1.31 AU

Year: 487 Days

Day: 30.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.9 AU - 2.02 AU

Year: 992 Days

Day: 43.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.02 AU - 2.92 AU

Year: 1404 Days

Day: 21.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 9

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.59 AU - 10.85 AU

Year: 9312 Days

Day: 5.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,106,712 km

• M1: 112,049 km (0.096 R)
• M2: 411,394 km (0.064 R)
• M3: 758,461 km (0.106 R)
• M4: 1,627,625 km (0.089 R)
• M5: 2,407,179 km (0.115 R)
• M6: 2,975,651 km (0.09 R)
• M7: 3,479,946 km (0.033 R)
• M8: 5,901,337 km (0.114 R)
• M9: 6,731,755 km (0.082 R)
• M10: 7,350,940 km (0.065 R)
• M11: 8,007,525 km (0.081 R)
• M12: 9,065,033 km (0.103 R)
• M13: 9,906,521 km (0.115 R)
• M14: 10,435,798 km (0.108 R)
• M15: 11,551,050 km (0.1 R)
• M16: 11,989,073 km (0.113 R)
• M17: 12,438,165 km (0.09 R)
• M18: 13,636,893 km (0.083 R)
• M19: 14,911,018 km (0.111 R)
• M20: 15,372,228 km (0.092 R)
• M21: 16,323,372 km (0.104 R)
• M22: 17,376,241 km (0.084 R)
• M23: 17,822,642 km (0.091 R)
• M24: 19,411,820 km (0.111 R)
• M25: 19,754,399 km (0.039 R)
• M26: 21,748,090 km (0.11 R)
• M27: 23,716,050 km (0.081 R)
• M28: 24,583,418 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.7

Radius: 10.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.79 AU - 10.07 AU

Year: 11317 Days

Day: 13.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,106,712 km

• M1: 126,859 km (0.063 R)
• M2: 469,289 km (0.037 R)
• M3: 1,044,343 km (0.092 R)
• M4: 2,334,325 km (0.097 R)
• M5: 4,960,067 km (0.099 R)
• M6: 6,222,972 km (0.042 R)
• M7: 10,577,317 km (0.109 R)
• M8: 11,241,083 km (0.096 R)
• M9: 13,564,039 km (0.114 R)
• M10: 17,135,987 km (0.071 R)
• M11: 20,555,944 km (0.11 R)
• M12: 22,657,346 km (0.088 R)
• M13: 23,760,031 km (0.105 R)
• M14: 24,405,995 km (0.102 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 19,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit