🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.49 AU - 0.53 AU

Year: 139 Days

Day: 35.4 Hours

Environment

Temp: 196 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,626,850 km

• M1: 204,650 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.65 AU - 2.63 AU

Year: 1192 Days

Day: 40.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.3 AU - 4.94 AU

Year: 3185 Days

Day: 36.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.8

Radius: 11.6

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.46 AU - 5.22 AU

Year: 4055 Days

Day: 11.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,626,850 km

• M1: 144,212 km (0.027 R)
• M2: 545,434 km (0.11 R)
• M3: 1,189,153 km (0.108 R)
• M4: 1,662,481 km (0.063 R)
• M5: 2,949,920 km (0.062 R)
• M6: 3,568,807 km (0.082 R)
• M7: 4,149,247 km (0.054 R)
• M8: 6,522,467 km (0.116 R)
• M9: 7,006,267 km (0.102 R)
• M10: 9,327,128 km (0.118 R)
• M11: 9,979,375 km (0.064 R)
• M12: 10,856,766 km (0.027 R)
• M13: 12,035,448 km (0.111 R)
• M14: 13,844,984 km (0.09 R)
• M15: 14,887,531 km (0.09 R)
• M16: 18,107,177 km (0.04 R)
• M17: 19,295,582 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.5

Radius: 10.1

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.99 AU - 6.19 AU

Year: 4373 Days

Day: 9.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,626,850 km

• M1: 125,961 km (0.087 R)
• M2: 459,116 km (0.094 R)
• M3: 823,835 km (0.077 R)
• M4: 1,149,510 km (0.04 R)
• M5: 1,563,148 km (0.101 R)
• M6: 1,947,016 km (0.098 R)
• M7: 2,908,332 km (0.115 R)
• M8: 4,905,464 km (0.073 R)
• M9: 6,662,640 km (0.049 R)
• M10: 7,145,094 km (0.085 R)
• M11: 9,056,356 km (0.094 R)
• M12: 11,202,487 km (0.094 R)
• M13: 11,626,298 km (0.119 R)
• M14: 12,416,174 km (0.105 R)
• M15: 12,778,501 km (0.089 R)
• M16: 14,697,392 km (0.111 R)
• M17: 15,052,089 km (0.08 R)
• M18: 16,473,568 km (0.107 R)
• M19: 18,040,157 km (0.119 R)
• M20: 19,765,020 km (0.077 R)
• M21: 20,447,037 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 13.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.21 AU - 8.47 AU

Year: 6812 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,626,850 km

• M1: 172,935 km (0.091 R)
• M2: 837,748 km (0.096 R)
• M3: 1,437,037 km (0.084 R)
• M4: 2,237,835 km (0.092 R)
• M5: 3,095,479 km (0.116 R)
• M6: 3,969,430 km (0.116 R)
• M7: 4,621,826 km (0.062 R)
• M8: 6,603,998 km (0.111 R)
• M9: 9,313,814 km (0.068 R)
• M10: 10,240,423 km (0.09 R)
• M11: 11,521,130 km (0.041 R)
• M12: 12,694,277 km (0.037 R)
• M13: 13,282,795 km (0.055 R)
• M14: 15,217,843 km (0.076 R)
• M15: 16,566,169 km (0.075 R)
• M16: 17,140,326 km (0.057 R)
• M17: 18,395,751 km (0.072 R)
• M18: 19,641,004 km (0.05 R)
• M19: 25,105,066 km (0.106 R)
• M20: 25,948,349 km (0.107 R)
• M21: 26,549,733 km (0.106 R)
• M22: 28,319,326 km (0.112 R)
• M23: 30,166,560 km (0.117 R)
• M24: 31,312,630 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631

Radius: 6.2

Gravity: 16.42 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 13.34 AU - 19.48 AU

Year: 25314 Days

Day: 22.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,626,850 km

• M1: 81,531 km (0.081 R)
• M2: 276,158 km (0.04 R)
• M3: 633,996 km (0.086 R)
• M4: 1,130,212 km (0.071 R)
• M5: 1,413,251 km (0.119 R)
• M6: 1,896,751 km (0.114 R)
• M7: 4,115,138 km (0.089 R)
• M8: 4,901,574 km (0.059 R)
• M9: 5,955,342 km (0.108 R)
• M10: 9,352,859 km (0.038 R)
• M11: 12,387,601 km (0.111 R)
• M12: 14,087,631 km (0.08 R)
• M13: 15,114,322 km (0.12 R)
• M14: 16,105,557 km (0.045 R)
• M15: 17,139,278 km (0.049 R)
• M16: 17,404,515 km (0.093 R)
• M17: 23,627,039 km (0.114 R)
• M18: 23,955,705 km (0.089 R)
• M19: 25,991,732 km (0.077 R)
• M20: 28,881,963 km (0.048 R)
• M21: 32,247,167 km (0.092 R)
• M22: 32,923,051 km (0.072 R)
• M23: 38,977,276 km (0.116 R)
• M24: 39,744,115 km (0.111 R)
• M25: 43,237,525 km (0.115 R)
• M26: 46,073,152 km (0.075 R)
• M27: 49,923,801 km (0.078 R)
• M28: 51,927,066 km (0.078 R)
• M29: 61,092,030 km (0.099 R)
• M30: 63,171,890 km (0.12 R)
• M31: 64,442,125 km (0.065 R)
• M32: 70,596,133 km (0.043 R)
• M33: 71,277,850 km (0.075 R)
• M34: 79,803,882 km (0.097 R)
• M35: 84,821,993 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 12,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit