🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.2 AU - 1.44 AU

Year: 565 Days

Day: 44.2 Hours

Environment

Temp: -20 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,851,848 km

• M1: 32,313 km (0.096 R)

Asteroid Belt

Center: 1.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.48 AU - 2.26 AU

Year: 953 Days

Day: 26.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,851,848 km

• M1: 197,918 km (0.099 R)
• M2: 562,638 km (0.042 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.22 AU - 2.52 AU

Year: 1360 Days

Day: 17.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.58 AU - 5.2 AU

Year: 3429 Days

Day: 23.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,851,848 km

• M1: 1,915,302 km (0.051 R)

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.3

Radius: 13.9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.4 AU - 5.62 AU

Year: 4180 Days

Day: 8 Hours

Environment

Temp: -140 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,851,848 km

• M1: 172,935 km (0.103 R)
• M2: 634,744 km (0.109 R)
• M3: 1,261,708 km (0.102 R)
• M4: 1,709,006 km (0.082 R)
• M5: 2,250,700 km (0.084 R)
• M6: 3,271,855 km (0.111 R)
• M7: 4,628,409 km (0.108 R)
• M8: 6,742,226 km (0.082 R)
• M9: 7,746,477 km (0.065 R)
• M10: 11,192,165 km (0.09 R)
• M11: 13,015,314 km (0.118 R)
• M12: 14,022,556 km (0.105 R)
• M13: 14,926,576 km (0.114 R)
• M14: 16,795,353 km (0.119 R)
• M15: 17,413,791 km (0.104 R)
• M16: 17,873,056 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.9

Radius: 14.6

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.1 AU - 6.8 AU

Year: 4743 Days

Day: 13.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,851,848 km

• M1: 181,612 km (0.072 R)
• M2: 802,293 km (0.119 R)
• M3: 1,847,085 km (0.096 R)
• M4: 3,294,444 km (0.103 R)
• M5: 4,109,902 km (0.041 R)
• M6: 4,576,648 km (0.101 R)
• M7: 5,193,290 km (0.104 R)
• M8: 5,765,502 km (0.073 R)
• M9: 8,297,446 km (0.069 R)
• M10: 8,848,415 km (0.05 R)
• M11: 12,854,646 km (0.1 R)
• M12: 13,727,400 km (0.1 R)
• M13: 17,777,313 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 12.7

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.26 AU - 6.72 AU

Year: 4795 Days

Day: 8.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,851,848 km

• M1: 157,975 km (0.104 R)
• M2: 616,493 km (0.052 R)
• M3: 1,526,796 km (0.106 R)
• M4: 2,028,248 km (0.066 R)
• M5: 3,583,767 km (0.025 R)
• M6: 4,256,059 km (0.085 R)
• M7: 4,814,059 km (0.104 R)
• M8: 5,264,349 km (0.114 R)
• M9: 7,387,891 km (0.061 R)
• M10: 7,886,800 km (0.039 R)
• M11: 8,301,934 km (0.058 R)
• M12: 9,026,586 km (0.104 R)
• M13: 9,911,457 km (0.081 R)
• M14: 10,313,876 km (0.119 R)
• M15: 11,455,457 km (0.115 R)
• M16: 12,125,057 km (0.07 R)
• M17: 14,650,568 km (0.103 R)
• M18: 15,927,087 km (0.054 R)
• M19: 17,566,979 km (0.086 R)
• M20: 18,518,421 km (0.088 R)
• M21: 18,945,374 km (0.082 R)
• M22: 22,463,766 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344

Radius: 14.3

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5 AU - 6.22 AU

Year: 4953 Days

Day: 13.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,851,848 km

• M1: 177,872 km (0.051 R)
• M2: 917,783 km (0.059 R)
• M3: 2,113,070 km (0.029 R)
• M4: 2,588,941 km (0.114 R)
• M5: 3,244,927 km (0.116 R)
• M6: 4,562,137 km (0.101 R)
• M7: 5,657,791 km (0.075 R)
• M8: 7,556,188 km (0.093 R)
• M9: 8,228,631 km (0.086 R)
• M10: 9,771,135 km (0.1 R)
• M11: 10,943,683 km (0.075 R)
• M12: 16,256,053 km (0.077 R)
• M13: 16,867,310 km (0.101 R)
• M14: 19,281,670 km (0.087 R)
• M15: 23,428,223 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 19,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit