🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.66 AU - 0.86 AU

Year: 252 Days

Day: 28.5 Hours

Environment

Temp: 85 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.37 AU - 1.43 AU

Year: 631 Days

Day: 36.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.47 AU - 1.67 AU

Year: 749 Days

Day: 32.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.19 AU - 3.21 AU

Year: 1689 Days

Day: 12.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,940,135 km

• M1: 381,774 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.88 AU - 3.12 AU

Year: 1979 Days

Day: 36.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,940,135 km

• M1: 33,809 km (0.075 R)
• M2: 104,719 km (0.095 R)

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245

Radius: 8.7

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.02 AU - 6.84 AU

Year: 5499 Days

Day: 7.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,940,135 km

• M1: 128,953 km (0.068 R)
• M2: 591,211 km (0.113 R)
• M3: 895,642 km (0.069 R)
• M4: 1,222,514 km (0.083 R)
• M5: 1,595,760 km (0.097 R)
• M6: 2,306,201 km (0.067 R)
• M7: 2,701,289 km (0.09 R)
• M8: 3,000,784 km (0.098 R)
• M9: 3,910,339 km (0.08 R)
• M10: 4,339,685 km (0.12 R)
• M11: 4,776,211 km (0.105 R)
• M12: 5,525,098 km (0.099 R)
• M13: 5,818,609 km (0.026 R)
• M14: 6,642,744 km (0.09 R)
• M15: 7,129,535 km (0.093 R)
• M16: 7,837,582 km (0.059 R)
• M17: 9,133,100 km (0.12 R)
• M18: 11,187,378 km (0.106 R)
• M19: 13,724,707 km (0.069 R)
• M20: 14,972,353 km (0.075 R)
• M21: 15,703,288 km (0.056 R)
• M22: 16,131,438 km (0.072 R)
• M23: 16,677,619 km (0.032 R)
• M24: 21,174,831 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.3

Radius: 12.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.5 AU - 10.58 AU

Year: 9503 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,940,135 km

• M1: 155,582 km (0.077 R)
• M2: 549,623 km (0.089 R)
• M3: 1,287,888 km (0.12 R)
• M4: 1,793,828 km (0.118 R)
• M5: 2,303,658 km (0.05 R)
• M6: 3,669,636 km (0.083 R)
• M7: 4,704,404 km (0.077 R)
• M8: 6,684,033 km (0.073 R)
• M9: 7,426,038 km (0.091 R)
• M10: 8,353,246 km (0.088 R)
• M11: 9,403,423 km (0.081 R)
• M12: 11,274,892 km (0.088 R)
• M13: 13,203,059 km (0.099 R)
• M14: 14,883,941 km (0.062 R)
• M15: 18,441,378 km (0.047 R)
• M16: 19,979,394 km (0.097 R)
• M17: 21,352,702 km (0.073 R)
• M18: 23,134,712 km (0.111 R)
• M19: 25,105,814 km (0.078 R)
• M20: 32,557,882 km (0.08 R)
• M21: 34,003,446 km (0.047 R)
• M22: 34,914,198 km (0.119 R)
• M23: 35,491,496 km (0.102 R)
• M24: 36,903,252 km (0.088 R)
• M25: 40,850,541 km (0.025 R)
• M26: 42,400,674 km (0.101 R)
• M27: 43,722,072 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.9

Radius: 11.7

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 10.31 AU - 11.59 AU

Year: 13798 Days

Day: 14.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,940,135 km

• M1: 146,905 km (0.093 R)
• M2: 643,720 km (0.025 R)
• M3: 1,129,314 km (0.092 R)
• M4: 1,968,558 km (0.084 R)
• M5: 2,795,087 km (0.11 R)
• M6: 3,712,421 km (0.085 R)
• M7: 6,136,355 km (0.071 R)
• M8: 6,839,764 km (0.087 R)
• M9: 10,102,344 km (0.05 R)
• M10: 11,515,296 km (0.118 R)
• M11: 13,295,361 km (0.089 R)
• M12: 14,031,383 km (0.105 R)
• M13: 14,409,566 km (0.107 R)
• M14: 19,261,923 km (0.038 R)
• M15: 19,886,943 km (0.12 R)
• M16: 20,931,435 km (0.1 R)
• M17: 21,342,829 km (0.112 R)
• M18: 22,609,175 km (0.115 R)
• M19: 28,179,153 km (0.12 R)
• M20: 29,496,063 km (0.093 R)
• M21: 30,536,815 km (0.119 R)
• M22: 32,691,473 km (0.08 R)
• M23: 35,641,543 km (0.117 R)
• M24: 38,888,415 km (0.079 R)
• M25: 40,774,994 km (0.081 R)
• M26: 41,805,723 km (0.119 R)
• M27: 43,251,138 km (0.042 R)
• M28: 44,188,219 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 15,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit