🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.76 AU - 1.02 AU

Year: 320 Days

Day: 23.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,332,456 km

• M1: 70,610 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.01 AU - 1.15 AU

Year: 427 Days

Day: 33.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.1 AU - 1.32 AU

Year: 507 Days

Day: 15.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.2 AU - 1.46 AU

Year: 584 Days

Day: 14.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,332,456 km

• M1: 129,701 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.4 AU - 2.32 AU

Year: 966 Days

Day: 40.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.18 AU - 2.9 AU

Year: 1542 Days

Day: 22.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.3

Radius: 8.2

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.87 AU - 7.31 AU

Year: 6442 Days

Day: 11.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 84.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,332,456 km

• M1: 116,088 km (0.109 R)
• M2: 738,415 km (0.105 R)
• M3: 1,087,577 km (0.105 R)
• M4: 1,759,869 km (0.092 R)
• M5: 2,579,067 km (0.119 R)
• M6: 3,631,638 km (0.115 R)
• M7: 5,593,913 km (0.062 R)
• M8: 5,892,211 km (0.081 R)
• M9: 6,488,658 km (0.084 R)
• M10: 7,440,101 km (0.086 R)
• M11: 10,488,456 km (0.113 R)
• M12: 15,647,788 km (0.092 R)
• M13: 22,807,542 km (0.049 R)
• M14: 24,272,853 km (0.091 R)
• M15: 28,866,854 km (0.047 R)
• M16: 29,221,999 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.4

Radius: 3.7

Gravity: 28.59 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.12 AU - 22.9 AU

Year: 30325 Days

Day: 19 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,332,456 km

• M1: 50,564 km (0.114 R)
• M2: 189,989 km (0.105 R)
• M3: 531,671 km (0.111 R)
• M4: 692,489 km (0.036 R)
• M5: 1,113,158 km (0.076 R)
• M6: 1,835,416 km (0.086 R)
• M7: 2,503,221 km (0.054 R)
• M8: 3,290,704 km (0.114 R)
• M9: 3,899,568 km (0.088 R)
• M10: 4,910,849 km (0.062 R)
• M11: 5,178,929 km (0.081 R)
• M12: 6,530,246 km (0.026 R)
• M13: 7,943,198 km (0.042 R)
• M14: 8,803,984 km (0.101 R)
• M15: 9,488,993 km (0.108 R)
• M16: 9,725,058 km (0.098 R)
• M17: 13,677,285 km (0.115 R)
• M18: 20,088,152 km (0.111 R)
• M19: 22,084,386 km (0.057 R)
• M20: 25,095,492 km (0.116 R)
• M21: 27,764,766 km (0.104 R)
• M22: 29,229,778 km (0.097 R)
• M23: 31,653,563 km (0.098 R)
• M24: 36,032,592 km (0.102 R)
• M25: 52,836,322 km (0.081 R)
• M26: 57,580,819 km (0.118 R)
• M27: 61,371,030 km (0.061 R)
• M28: 63,015,410 km (0.093 R)
• M29: 69,443,481 km (0.093 R)
• M30: 69,886,889 km (0.064 R)
• M31: 82,089,438 km (0.051 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: 353 - 19,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit