🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.57 AU - 0.75 AU

Year: 193 Days

Day: 20.1 Hours

Environment

Temp: 219 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.75 AU - 0.75 AU

Year: 234 Days

Day: 40.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.56 AU - 2.2 AU

Year: 928 Days

Day: 15.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 136.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,638,000 km

• M1: 1,534,575 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.04 AU - 2.64 AU

Year: 1288 Days

Day: 47.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.09 AU - 2.95 AU

Year: 1440 Days

Day: 18.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.78 AU - 3.88 AU

Year: 2698 Days

Day: 18.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.7

Radius: 8.2

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.54 AU - 5.78 AU

Year: 4218 Days

Day: 5.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,638,000 km

• M1: 102,325 km (0.031 R)
• M2: 487,240 km (0.091 R)
• M3: 958,474 km (0.05 R)
• M4: 2,514,890 km (0.097 R)
• M5: 3,411,879 km (0.119 R)
• M6: 3,837,784 km (0.08 R)
• M7: 4,483,897 km (0.103 R)
• M8: 4,870,308 km (0.114 R)
• M9: 5,252,680 km (0.037 R)
• M10: 7,275,543 km (0.11 R)
• M11: 7,707,881 km (0.083 R)
• M12: 13,264,544 km (0.099 R)
• M13: 18,110,617 km (0.067 R)
• M14: 19,722,534 km (0.092 R)
• M15: 22,040,254 km (0.091 R)
• M16: 23,086,841 km (0.094 R)
• M17: 24,166,339 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.3

Radius: 6

Gravity: 23.9 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 11.05 AU - 15.27 AU

Year: 17181 Days

Day: 17.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 100,638,000 km

• M1: 78,688 km (0.079 R)
• M2: 350,657 km (0.106 R)
• M3: 599,139 km (0.103 R)
• M4: 1,164,470 km (0.093 R)
• M5: 1,533,378 km (0.119 R)
• M6: 1,900,940 km (0.094 R)
• M7: 2,156,753 km (0.116 R)
• M8: 3,091,590 km (0.117 R)
• M9: 3,307,011 km (0.091 R)
• M10: 4,538,799 km (0.111 R)
• M11: 4,747,040 km (0.079 R)
• M12: 7,009,707 km (0.065 R)
• M13: 8,954,929 km (0.104 R)
• M14: 9,283,146 km (0.058 R)
• M15: 12,337,785 km (0.105 R)
• M16: 14,163,926 km (0.116 R)
• M17: 18,606,086 km (0.099 R)
• M18: 21,188,294 km (0.064 R)
• M19: 22,066,584 km (0.069 R)
• M20: 26,488,098 km (0.073 R)
• M21: 27,278,125 km (0.078 R)
• M22: 32,096,822 km (0.096 R)
• M23: 37,312,701 km (0.083 R)
• M24: 40,194,405 km (0.094 R)
• M25: 41,237,102 km (0.062 R)
• M26: 42,450,640 km (0.092 R)
• M27: 44,631,478 km (0.086 R)
• M28: 54,825,525 km (0.119 R)
• M29: 56,848,687 km (0.113 R)
• M30: 65,031,092 km (0.06 R)
• M31: 68,133,602 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.7

Radius: 7

Gravity: 18.01 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.29 AU - 20.11 AU

Year: 26800 Days

Day: 22.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,638,000 km

• M1: 94,995 km (0.089 R)
• M2: 2,514,142 km (0.078 R)
• M3: 4,180,213 km (0.082 R)
• M4: 6,284,008 km (0.097 R)
• M5: 12,135,379 km (0.065 R)
• M6: 12,580,732 km (0.074 R)
• M7: 14,804,056 km (0.073 R)
• M8: 16,907,701 km (0.119 R)
• M9: 22,023,948 km (0.083 R)
• M10: 23,248,556 km (0.062 R)
• M11: 23,476,095 km (0.05 R)
• M12: 28,602,664 km (0.089 R)
• M13: 31,564,253 km (0.068 R)
• M14: 39,525,403 km (0.098 R)
• M15: 42,168,498 km (0.084 R)
• M16: 44,052,534 km (0.108 R)
• M17: 51,956,238 km (0.111 R)
• M18: 59,471,437 km (0.069 R)
• M19: 62,274,751 km (0.119 R)
• M20: 71,691,638 km (0.086 R)
• M21: 86,296,878 km (0.093 R)
• M22: 94,146,578 km (0.044 R)
• M23: 100,637,928 km (0.098 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 16,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit