🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.84 AU - 1.26 AU

Year: 382 Days

Day: 17.5 Hours

Environment

Temp: 123 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.42 AU - 1.64 AU

Year: 671 Days

Day: 18.5 Hours

Environment

Temp: -29 °C

Axial Tilt: 152.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.25 AU - 2.37 AU

Year: 1246 Days

Day: 15.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.1 AU - 3.4 AU

Year: 2079 Days

Day: 12.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,874,095 km

• M1: 107,860 km (0.065 R)
• M2: 543,489 km (0.081 R)

Asteroid Belt

Center: 7.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.2

Radius: 11.7

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.73 AU - 12.59 AU

Year: 14125 Days

Day: 12.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,874,095 km

• M1: 145,858 km (0.049 R)
• M2: 673,789 km (0.118 R)
• M3: 1,209,200 km (0.093 R)
• M4: 1,656,796 km (0.086 R)
• M5: 2,406,132 km (0.116 R)
• M6: 4,297,498 km (0.11 R)
• M7: 5,106,673 km (0.087 R)
• M8: 5,830,876 km (0.118 R)
• M9: 7,270,756 km (0.08 R)
• M10: 7,701,747 km (0.091 R)
• M11: 9,641,882 km (0.088 R)
• M12: 11,356,573 km (0.112 R)
• M13: 13,532,324 km (0.11 R)
• M14: 17,014,065 km (0.074 R)
• M15: 19,163,637 km (0.114 R)
• M16: 20,693,574 km (0.047 R)
• M17: 24,153,474 km (0.086 R)
• M18: 24,872,890 km (0.11 R)
• M19: 28,775,001 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.2

Radius: 4.3

Gravity: 16.4 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.99 AU - 15.15 AU

Year: 20754 Days

Day: 20.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,874,095 km

• M1: 53,556 km (0.084 R)
• M2: 274,662 km (0.069 R)
• M3: 460,761 km (0.095 R)
• M4: 677,230 km (0.087 R)
• M5: 864,227 km (0.087 R)
• M6: 1,133,802 km (0.078 R)
• M7: 1,805,497 km (0.082 R)
• M8: 2,470,758 km (0.081 R)
• M9: 4,807,776 km (0.112 R)
• M10: 5,251,184 km (0.071 R)
• M11: 5,464,661 km (0.111 R)
• M12: 6,062,753 km (0.08 R)
• M13: 6,703,181 km (0.09 R)
• M14: 8,646,308 km (0.113 R)
• M15: 12,373,838 km (0.117 R)
• M16: 14,690,810 km (0.11 R)
• M17: 15,840,171 km (0.038 R)
• M18: 16,664,455 km (0.082 R)
• M19: 17,516,714 km (0.104 R)
• M20: 17,833,712 km (0.117 R)
• M21: 19,140,150 km (0.112 R)
• M22: 22,776,725 km (0.094 R)
• M23: 25,813,561 km (0.077 R)
• M24: 26,121,135 km (0.117 R)
• M25: 27,802,315 km (0.085 R)
• M26: 31,728,960 km (0.117 R)
• M27: 40,108,685 km (0.081 R)
• M28: 40,245,866 km (0.112 R)
• M29: 45,544,324 km (0.117 R)
• M30: 45,843,220 km (0.096 R)
• M31: 47,052,121 km (0.074 R)
• M32: 51,127,765 km (0.109 R)
• M33: 54,083,071 km (0.102 R)
• M34: 58,373,688 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968

Radius: 3.4

Gravity: 83.74 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 14.52 AU - 17.12 AU

Year: 22323 Days

Day: 17.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,874,095 km

• M1: 42,486 km (0.089 R)
• M2: 352,153 km (0.104 R)
• M3: 642,822 km (0.093 R)
• M4: 810,521 km (0.116 R)
• M5: 1,047,035 km (0.115 R)
• M6: 1,931,309 km (0.098 R)
• M7: 2,058,168 km (0.085 R)
• M8: 2,858,217 km (0.083 R)
• M9: 4,326,819 km (0.117 R)
• M10: 4,656,234 km (0.041 R)
• M11: 5,201,518 km (0.081 R)
• M12: 8,299,391 km (0.097 R)
• M13: 9,156,886 km (0.032 R)
• M14: 12,010,166 km (0.035 R)
• M15: 13,869,219 km (0.086 R)
• M16: 16,083,117 km (0.071 R)
• M17: 17,048,921 km (0.096 R)
• M18: 20,177,013 km (0.084 R)
• M19: 35,473,545 km (0.106 R)
• M20: 45,491,067 km (0.117 R)
• M21: 46,010,172 km (0.108 R)
• M22: 54,277,249 km (0.102 R)
• M23: 75,346,763 km (0.104 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 19,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit