🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.66 AU - 0.8 AU

Year: 223 Days

Day: 26.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,703,816 km

• M1: 129,253 km (0.105 R)
• M2: 184,753 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.61 AU - 1.99 AU

Year: 865 Days

Day: 27.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,703,816 km

• M1: 413,788 km (0.059 R)

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.06 AU - 3.08 AU

Year: 1476 Days

Day: 43.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 74.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.53 AU - 3.67 AU

Year: 1955 Days

Day: 22 Hours

Environment

Temp: -97 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.37 AU - 5.29 AU

Year: 3227 Days

Day: 13.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,703,816 km

• M1: 1,888,524 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.6

Radius: 12.6

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.61 AU - 6.83 AU

Year: 4900 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,703,816 km

• M1: 156,629 km (0.071 R)
• M2: 701,764 km (0.042 R)
• M3: 1,174,194 km (0.102 R)
• M4: 1,572,573 km (0.117 R)
• M5: 2,685,282 km (0.06 R)
• M6: 3,223,236 km (0.103 R)
• M7: 3,775,701 km (0.039 R)
• M8: 4,205,645 km (0.073 R)
• M9: 4,712,183 km (0.112 R)
• M10: 6,786,208 km (0.11 R)
• M11: 7,884,107 km (0.08 R)
• M12: 9,911,308 km (0.099 R)
• M13: 12,349,753 km (0.116 R)
• M14: 13,082,932 km (0.118 R)
• M15: 13,753,729 km (0.042 R)
• M16: 15,310,295 km (0.082 R)
• M17: 18,270,837 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.4

Radius: 14.6

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.74 AU - 10.36 AU

Year: 11411 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,703,816 km

• M1: 186,848 km (0.12 R)
• M2: 1,028,485 km (0.05 R)
• M3: 1,687,614 km (0.054 R)
• M4: 2,373,819 km (0.099 R)
• M5: 3,675,320 km (0.067 R)
• M6: 7,518,490 km (0.099 R)
• M7: 8,110,748 km (0.117 R)
• M8: 8,825,826 km (0.12 R)
• M9: 10,027,096 km (0.118 R)
• M10: 11,664,894 km (0.096 R)
• M11: 12,635,485 km (0.115 R)
• M12: 14,934,206 km (0.097 R)
• M13: 18,165,669 km (0.106 R)
• M14: 20,265,575 km (0.073 R)
• M15: 22,871,270 km (0.106 R)
• M16: 31,258,026 km (0.098 R)
• M17: 35,777,079 km (0.062 R)
• M18: 38,812,719 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.9

Radius: 4.6

Gravity: 21.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 15.74 AU - 23.86 AU

Year: 31555 Days

Day: 22.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,703,816 km

• M1: 62,083 km (0.09 R)
• M2: 212,130 km (0.106 R)
• M3: 529,427 km (0.12 R)
• M4: 742,604 km (0.074 R)
• M5: 935,735 km (0.088 R)
• M6: 1,235,529 km (0.109 R)
• M7: 1,725,462 km (0.113 R)
• M8: 1,881,193 km (0.109 R)
• M9: 2,266,258 km (0.101 R)
• M10: 2,625,742 km (0.077 R)
• M11: 3,643,157 km (0.103 R)
• M12: 4,136,082 km (0.1 R)
• M13: 4,784,738 km (0.039 R)
• M14: 5,415,892 km (0.068 R)
• M15: 7,036,635 km (0.086 R)
• M16: 8,954,929 km (0.084 R)
• M17: 11,398,011 km (0.061 R)
• M18: 12,662,263 km (0.06 R)
• M19: 13,861,888 km (0.115 R)
• M20: 18,656,650 km (0.066 R)
• M21: 19,227,814 km (0.059 R)
• M22: 20,106,552 km (0.053 R)
• M23: 22,366,527 km (0.101 R)
• M24: 24,000,884 km (0.112 R)
• M25: 24,562,923 km (0.102 R)
• M26: 24,790,162 km (0.105 R)
• M27: 28,619,718 km (0.114 R)
• M28: 31,202,974 km (0.103 R)
• M29: 38,485,249 km (0.029 R)
• M30: 40,507,363 km (0.073 R)
• M31: 42,927,259 km (0.096 R)
• M32: 43,921,636 km (0.104 R)
• M33: 45,612,840 km (0.112 R)
• M34: 47,699,131 km (0.086 R)
• M35: 50,578,442 km (0.111 R)
• M36: 54,145,603 km (0.105 R)
• M37: 61,148,878 km (0.115 R)
• M38: 68,058,654 km (0.094 R)
• M39: 81,622,393 km (0.112 R)
• M40: 83,402,907 km (0.032 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 14,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit