🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.61 AU

Year: 232 Days

Day: 16.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 13.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.74 AU - 2.16 AU

Year: 1786 Days

Day: 10.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,370,216 km

• M1: 167,998 km (0.071 R)
• M2: 718,219 km (0.083 R)
• M3: 1,416,841 km (0.099 R)
• M4: 1,837,511 km (0.1 R)
• M5: 2,258,030 km (0.119 R)
• M6: 2,841,761 km (0.081 R)
• M7: 3,397,068 km (0.118 R)
• M8: 4,433,632 km (0.116 R)
• M9: 5,611,267 km (0.072 R)
• M10: 6,082,350 km (0.067 R)
• M11: 6,918,752 km (0.082 R)
• M12: 7,583,116 km (0.095 R)
• M13: 9,178,278 km (0.04 R)
• M14: 9,776,221 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.2

Radius: 14.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.01 AU - 2.87 AU

Year: 2500 Days

Day: 13 Hours

Environment

Temp: -205 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,370,216 km

• M1: 183,108 km (0.108 R)
• M2: 1,050,327 km (0.05 R)
• M3: 1,877,603 km (0.083 R)
• M4: 2,744,074 km (0.053 R)
• M5: 4,799,848 km (0.099 R)
• M6: 6,895,564 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.2

Radius: 14

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.22 AU - 3.36 AU

Year: 3057 Days

Day: 13.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,370,216 km

• M1: 174,132 km (0.067 R)
• M2: 633,697 km (0.104 R)
• M3: 1,565,093 km (0.051 R)
• M4: 2,776,088 km (0.057 R)
• M5: 3,573,295 km (0.057 R)
• M6: 4,587,120 km (0.087 R)
• M7: 5,038,456 km (0.09 R)
• M8: 6,574,527 km (0.114 R)
• M9: 7,467,178 km (0.104 R)
• M10: 7,926,294 km (0.102 R)
• M11: 8,474,121 km (0.115 R)
• M12: 10,112,367 km (0.086 R)
• M13: 10,840,161 km (0.056 R)
• M14: 11,820,925 km (0.098 R)
• M15: 12,721,055 km (0.097 R)
• M16: 13,282,795 km (0.059 R)
• M17: 15,485,624 km (0.075 R)
• M18: 16,180,655 km (0.076 R)
• M19: 16,952,281 km (0.114 R)
• M20: 18,038,810 km (0.084 R)
• M21: 18,989,206 km (0.101 R)
• M22: 19,538,380 km (0.066 R)
• M23: 21,577,398 km (0.112 R)
• M24: 22,784,803 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.7

Radius: 7.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.65 AU - 7.71 AU

Year: 13962 Days

Day: 21 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,370,216 km

• M1: 97,089 km (0.076 R)
• M2: 765,492 km (0.047 R)
• M3: 1,430,904 km (0.09 R)
• M4: 1,847,982 km (0.081 R)
• M5: 2,169,618 km (0.057 R)
• M6: 3,342,166 km (0.12 R)
• M7: 3,797,093 km (0.046 R)
• M8: 5,541,255 km (0.072 R)
• M9: 13,330,517 km (0.084 R)
• M10: 17,788,683 km (0.118 R)
• M11: 18,074,116 km (0.092 R)
• M12: 23,490,456 km (0.067 R)
• M13: 25,512,122 km (0.102 R)
• M14: 33,990,132 km (0.101 R)
• M15: 36,800,777 km (0.086 R)
• M16: 37,497,604 km (0.049 R)
• M17: 39,157,841 km (0.061 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 14,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit