🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.53 AU - 0.63 AU

Year: 290 Days

Day: 28.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.52 AU - 0.66 AU

Year: 297 Days

Day: 17.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.4

Radius: 12

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.09 AU - 1.67 AU

Year: 1063 Days

Day: 13 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 42,387,819 km

• M1: 149,299 km (0.052 R)
• M2: 596,447 km (0.094 R)
• M3: 971,788 km (0.028 R)
• M4: 3,494,756 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.6

Radius: 14.3

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.1 AU - 2.4 AU

Year: 2214 Days

Day: 9.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,387,819 km

• M1: 178,021 km (0.039 R)
• M2: 712,983 km (0.112 R)
• M3: 1,184,217 km (0.111 R)
• M4: 1,930,860 km (0.107 R)
• M5: 2,413,462 km (0.081 R)
• M6: 3,156,814 km (0.092 R)
• M7: 4,009,373 km (0.114 R)
• M8: 5,758,770 km (0.12 R)
• M9: 6,776,185 km (0.109 R)
• M10: 7,478,398 km (0.103 R)
• M11: 8,456,917 km (0.113 R)
• M12: 9,448,003 km (0.104 R)
• M13: 10,823,406 km (0.094 R)
• M14: 12,413,631 km (0.085 R)
• M15: 12,889,203 km (0.114 R)
• M16: 13,557,307 km (0.055 R)
• M17: 14,722,226 km (0.115 R)
• M18: 16,104,959 km (0.093 R)
• M19: 16,827,965 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983

Radius: 9.5

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.76 AU - 4.88 AU

Year: 6942 Days

Day: 7.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,387,819 km

• M1: 118,182 km (0.083 R)
• M2: 659,727 km (0.12 R)
• M3: 978,220 km (0.101 R)
• M4: 1,503,309 km (0.063 R)
• M5: 1,915,002 km (0.093 R)
• M6: 2,224,670 km (0.116 R)
• M7: 2,606,294 km (0.06 R)
• M8: 3,502,385 km (0.039 R)
• M9: 4,099,730 km (0.12 R)
• M10: 4,423,160 km (0.085 R)
• M11: 4,763,645 km (0.077 R)
• M12: 10,095,014 km (0.1 R)
• M13: 12,492,769 km (0.105 R)
• M14: 12,945,452 km (0.103 R)
• M15: 14,186,067 km (0.1 R)
• M16: 14,678,842 km (0.12 R)
• M17: 15,568,800 km (0.062 R)
• M18: 17,316,402 km (0.06 R)
• M19: 17,879,489 km (0.076 R)
• M20: 20,958,811 km (0.099 R)
• M21: 21,437,225 km (0.096 R)
• M22: 28,145,194 km (0.116 R)
• M23: 28,923,701 km (0.035 R)
• M24: 29,716,570 km (0.085 R)
• M25: 33,899,177 km (0.086 R)
• M26: 39,416,795 km (0.086 R)
• M27: 40,146,085 km (0.064 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 15,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit