🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.56 AU - 0.86 AU

Year: 222 Days

Day: 33.7 Hours

Environment

Temp: 188 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.86 AU - 1.2 AU

Year: 388 Days

Day: 31.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.06 AU - 1.46 AU

Year: 525 Days

Day: 27.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,569,558 km

• M1: 631,602 km (0.081 R)

Asteroid Belt

Center: 1.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.42 AU - 2.2 AU

Year: 903 Days

Day: 29.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,569,558 km

• M1: 325,375 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.13 AU - 2.17 AU

Year: 1169 Days

Day: 43.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,569,558 km

• M1: 34,258 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.85 AU - 2.87 AU

Year: 1345 Days

Day: 36.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.4

Radius: 13.5

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.57 AU - 5.93 AU

Year: 3839 Days

Day: 13.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,569,558 km

• M1: 167,849 km (0.091 R)
• M2: 635,641 km (0.117 R)
• M3: 1,081,593 km (0.116 R)
• M4: 1,562,999 km (0.06 R)
• M5: 2,105,889 km (0.059 R)
• M6: 2,610,483 km (0.076 R)
• M7: 4,421,066 km (0.118 R)
• M8: 5,523,602 km (0.118 R)
• M9: 7,086,002 km (0.104 R)
• M10: 8,057,042 km (0.108 R)
• M11: 9,383,676 km (0.102 R)
• M12: 11,417,309 km (0.112 R)
• M13: 11,865,954 km (0.107 R)
• M14: 12,466,888 km (0.078 R)
• M15: 13,431,196 km (0.078 R)
• M16: 14,758,279 km (0.037 R)
• M17: 15,782,127 km (0.104 R)
• M18: 18,888,826 km (0.08 R)
• M19: 22,382,385 km (0.04 R)
• M20: 23,444,530 km (0.106 R)
• M21: 23,878,663 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.2

Radius: 13.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.67 AU - 8.83 AU

Year: 8001 Days

Day: 6.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,569,558 km

• M1: 173,085 km (0.086 R)
• M2: 678,726 km (0.066 R)
• M3: 1,563,747 km (0.118 R)
• M4: 2,138,352 km (0.117 R)
• M5: 2,790,898 km (0.068 R)
• M6: 3,477,552 km (0.057 R)
• M7: 4,499,605 km (0.109 R)
• M8: 6,488,359 km (0.093 R)
• M9: 8,645,859 km (0.111 R)
• M10: 9,668,959 km (0.074 R)
• M11: 12,350,501 km (0.107 R)
• M12: 13,405,465 km (0.043 R)
• M13: 14,017,021 km (0.064 R)
• M14: 15,964,337 km (0.078 R)
• M15: 17,002,845 km (0.059 R)
• M16: 18,308,087 km (0.083 R)
• M17: 20,230,419 km (0.113 R)
• M18: 24,745,133 km (0.096 R)
• M19: 26,041,399 km (0.104 R)
• M20: 26,994,637 km (0.053 R)
• M21: 27,773,892 km (0.118 R)
• M22: 28,568,257 km (0.107 R)
• M23: 32,331,092 km (0.057 R)
• M24: 32,768,516 km (0.059 R)
• M25: 33,543,732 km (0.064 R)
• M26: 36,177,103 km (0.091 R)
• M27: 39,815,324 km (0.098 R)
• M28: 44,765,218 km (0.053 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.3

Radius: 13.9

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.63 AU - 10.71 AU

Year: 12926 Days

Day: 13.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,569,558 km

• M1: 173,683 km (0.062 R)
• M2: 669,600 km (0.067 R)
• M3: 1,386,323 km (0.106 R)
• M4: 1,910,365 km (0.102 R)
• M5: 2,509,803 km (0.112 R)
• M6: 3,210,969 km (0.091 R)
• M7: 7,321,170 km (0.115 R)
• M8: 9,496,323 km (0.086 R)
• M9: 10,835,823 km (0.078 R)
• M10: 12,354,391 km (0.097 R)
• M11: 13,047,029 km (0.106 R)
• M12: 18,494,186 km (0.099 R)
• M13: 21,965,455 km (0.097 R)
• M14: 27,079,608 km (0.084 R)
• M15: 32,827,757 km (0.113 R)
• M16: 33,710,235 km (0.077 R)
• M17: 42,119,879 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 16,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit