🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.66 AU - 0.94 AU

Year: 274 Days

Day: 30.2 Hours

Environment

Temp: 116 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.13 AU - 3.55 AU

Year: 1833 Days

Day: 29.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,707,941 km

• M1: 47,871 km (0.093 R)
• M2: 2,056,971 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.74 AU - 3.88 AU

Year: 2306 Days

Day: 44.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 10.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.66 AU - 6.2 AU

Year: 5529 Days

Day: 12.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,707,941 km

• M1: 131,048 km (0.116 R)
• M2: 627,264 km (0.114 R)
• M3: 1,092,812 km (0.108 R)
• M4: 2,009,997 km (0.087 R)
• M5: 2,579,965 km (0.086 R)
• M6: 2,936,008 km (0.065 R)
• M7: 3,504,779 km (0.061 R)
• M8: 3,903,906 km (0.094 R)
• M9: 4,526,981 km (0.066 R)
• M10: 7,271,653 km (0.118 R)
• M11: 8,020,540 km (0.112 R)
• M12: 10,733,946 km (0.098 R)
• M13: 14,196,240 km (0.064 R)
• M14: 14,627,231 km (0.033 R)
• M15: 15,265,266 km (0.067 R)
• M16: 16,127,548 km (0.077 R)
• M17: 17,727,946 km (0.041 R)
• M18: 18,453,197 km (0.115 R)
• M19: 18,852,024 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.5

Radius: 9.7

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.83 AU - 7.45 AU

Year: 7305 Days

Day: 5.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,707,941 km

• M1: 120,725 km (0.105 R)
• M2: 445,802 km (0.049 R)
• M3: 824,583 km (0.118 R)
• M4: 1,169,855 km (0.083 R)
• M5: 1,482,814 km (0.108 R)
• M6: 1,912,310 km (0.041 R)
• M7: 2,496,340 km (0.105 R)
• M8: 2,840,564 km (0.114 R)
• M9: 3,173,270 km (0.103 R)
• M10: 3,721,546 km (0.066 R)
• M11: 4,331,906 km (0.115 R)
• M12: 4,861,183 km (0.104 R)
• M13: 5,187,007 km (0.082 R)
• M14: 6,184,825 km (0.1 R)
• M15: 6,711,260 km (0.033 R)
• M16: 7,655,073 km (0.056 R)
• M17: 8,179,563 km (0.038 R)
• M18: 10,521,069 km (0.109 R)
• M19: 11,374,674 km (0.065 R)
• M20: 11,686,885 km (0.034 R)
• M21: 12,328,211 km (0.107 R)
• M22: 15,445,531 km (0.115 R)
• M23: 21,168,398 km (0.073 R)
• M24: 24,198,204 km (0.092 R)
• M25: 24,976,711 km (0.117 R)
• M26: 29,706,996 km (0.103 R)
• M27: 34,240,858 km (0.05 R)
• M28: 37,583,623 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 12.2

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.05 AU - 8.99 AU

Year: 7896 Days

Day: 10.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,707,941 km

• M1: 151,842 km (0.056 R)
• M2: 613,052 km (0.107 R)
• M3: 1,214,585 km (0.112 R)
• M4: 1,910,814 km (0.089 R)
• M5: 2,336,270 km (0.055 R)
• M6: 4,435,577 km (0.061 R)
• M7: 4,963,508 km (0.043 R)
• M8: 6,291,488 km (0.086 R)
• M9: 9,289,280 km (0.093 R)
• M10: 11,076,825 km (0.053 R)
• M11: 15,483,529 km (0.06 R)
• M12: 20,415,023 km (0.11 R)
• M13: 22,221,567 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.4

Radius: 10.2

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.37 AU - 13.73 AU

Year: 15029 Days

Day: 9.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,707,941 km

• M1: 127,457 km (0.091 R)
• M2: 503,995 km (0.097 R)
• M3: 1,005,148 km (0.11 R)
• M4: 3,038,482 km (0.117 R)
• M5: 3,979,453 km (0.101 R)
• M6: 6,784,263 km (0.059 R)
• M7: 8,848,564 km (0.055 R)
• M8: 9,244,251 km (0.064 R)
• M9: 10,551,437 km (0.105 R)
• M10: 18,408,916 km (0.052 R)
• M11: 19,055,029 km (0.117 R)
• M12: 21,396,385 km (0.114 R)
• M13: 25,655,586 km (0.057 R)
• M14: 28,124,400 km (0.112 R)
• M15: 32,067,052 km (0.12 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: 271 - 17,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit