🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.83 AU - 1.03 AU

Year: 315 Days

Day: 28.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,150,175 km

• M1: 275,709 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.92 AU - 1.18 AU

Year: 378 Days

Day: 20.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.03 AU - 1.15 AU

Year: 400 Days

Day: 13.1 Hours

Environment

Temp: 46 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.76 AU - 1.88 AU

Year: 863 Days

Day: 44.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.04 AU - 5.52 AU

Year: 4264 Days

Day: 17.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,150,175 km

• M1: 49,816 km (0.091 R)
• M2: 4,559,893 km (0.094 R)

Asteroid Belt

Center: 8.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.9

Radius: 14

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 10.12 AU - 12.88 AU

Year: 13706 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,150,175 km

• M1: 174,431 km (0.079 R)
• M2: 874,400 km (0.074 R)
• M3: 1,401,582 km (0.047 R)
• M4: 2,284,359 km (0.095 R)
• M5: 2,809,747 km (0.084 R)
• M6: 3,415,918 km (0.119 R)
• M7: 4,081,180 km (0.108 R)
• M8: 4,591,458 km (0.036 R)
• M9: 5,049,078 km (0.11 R)
• M10: 5,571,025 km (0.114 R)
• M11: 8,652,591 km (0.058 R)
• M12: 9,306,932 km (0.064 R)
• M13: 9,893,954 km (0.092 R)
• M14: 11,860,867 km (0.088 R)
• M15: 12,492,918 km (0.091 R)
• M16: 13,268,882 km (0.095 R)
• M17: 14,331,775 km (0.113 R)
• M18: 15,115,818 km (0.04 R)
• M19: 17,056,401 km (0.073 R)
• M20: 20,679,362 km (0.038 R)
• M21: 23,154,459 km (0.098 R)
• M22: 24,417,514 km (0.08 R)
• M23: 26,591,620 km (0.102 R)
• M24: 30,037,756 km (0.095 R)
• M25: 38,174,085 km (0.12 R)
• M26: 39,935,301 km (0.059 R)
• M27: 42,278,752 km (0.086 R)
• M28: 43,619,598 km (0.082 R)
• M29: 48,390,722 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434

Radius: 3.6

Gravity: 33.49 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.46 AU - 20.92 AU

Year: 27266 Days

Day: 16.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,150,175 km

• M1: 44,730 km (0.099 R)
• M2: 649,404 km (0.09 R)
• M3: 820,844 km (0.069 R)
• M4: 2,106,338 km (0.065 R)
• M5: 2,801,519 km (0.086 R)
• M6: 3,429,232 km (0.115 R)
• M7: 4,591,907 km (0.096 R)
• M8: 5,498,919 km (0.086 R)
• M9: 5,660,933 km (0.1 R)
• M10: 6,609,384 km (0.094 R)
• M11: 8,382,268 km (0.109 R)
• M12: 11,077,722 km (0.03 R)
• M13: 13,044,486 km (0.118 R)
• M14: 13,773,177 km (0.043 R)
• M15: 16,537,745 km (0.114 R)
• M16: 17,304,135 km (0.118 R)
• M17: 20,899,571 km (0.118 R)
• M18: 22,200,474 km (0.089 R)
• M19: 28,424,044 km (0.076 R)
• M20: 49,711,073 km (0.025 R)
• M21: 50,237,508 km (0.03 R)
• M22: 50,413,884 km (0.083 R)
• M23: 50,945,256 km (0.097 R)
• M24: 62,781,439 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.4

Radius: 5.9

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 14.28 AU - 22.24 AU

Year: 27424 Days

Day: 18.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,150,175 km

• M1: 74,949 km (0.106 R)
• M2: 258,655 km (0.042 R)
• M3: 519,404 km (0.1 R)
• M4: 1,462,618 km (0.047 R)
• M5: 4,302,285 km (0.047 R)
• M6: 10,135,106 km (0.073 R)
• M7: 11,187,228 km (0.05 R)
• M8: 11,927,887 km (0.101 R)
• M9: 13,506,593 km (0.099 R)
• M10: 15,443,437 km (0.084 R)
• M11: 16,517,101 km (0.104 R)
• M12: 19,070,138 km (0.069 R)
• M13: 22,447,609 km (0.036 R)
• M14: 24,429,332 km (0.095 R)
• M15: 25,253,766 km (0.112 R)
• M16: 26,310,226 km (0.078 R)
• M17: 30,005,144 km (0.051 R)
• M18: 31,672,113 km (0.113 R)
• M19: 33,904,712 km (0.047 R)
• M20: 59,083,679 km (0.091 R)
• M21: 65,163,935 km (0.109 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 14,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit