🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.49 AU - 0.57 AU

Year: 141 Days

Day: 30.6 Hours

Environment

Temp: 199 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,571,936 km

• M1: 208,091 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.45 AU - 0.67 AU

Year: 153 Days

Day: 31.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.76 AU - 1 AU

Year: 302 Days

Day: 29.4 Hours

Environment

Temp: 162 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.3 AU - 2.38 AU

Year: 1307 Days

Day: 31.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,571,936 km

• M1: 35,305 km (0.111 R)
• M2: 49,367 km (0.107 R)

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 13.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.23 AU - 6.03 AU

Year: 4244 Days

Day: 5.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,571,936 km

• M1: 163,062 km (0.093 R)
• M2: 1,088,624 km (0.095 R)
• M3: 1,837,062 km (0.091 R)
• M4: 2,854,028 km (0.083 R)
• M5: 3,656,770 km (0.114 R)
• M6: 4,311,710 km (0.101 R)
• M7: 5,567,135 km (0.083 R)
• M8: 7,222,436 km (0.045 R)
• M9: 7,745,579 km (0.079 R)
• M10: 9,884,081 km (0.106 R)
• M11: 11,203,983 km (0.113 R)
• M12: 11,716,356 km (0.119 R)
• M13: 12,738,109 km (0.082 R)
• M14: 14,626,782 km (0.071 R)
• M15: 16,755,710 km (0.098 R)
• M16: 17,550,523 km (0.043 R)
• M17: 18,887,479 km (0.103 R)
• M18: 20,222,790 km (0.107 R)
• M19: 20,635,530 km (0.07 R)
• M20: 24,919,864 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.2

Radius: 12.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.31 AU - 7.01 AU

Year: 4918 Days

Day: 12.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,571,936 km

• M1: 159,471 km (0.113 R)
• M2: 668,702 km (0.12 R)
• M3: 1,338,602 km (0.118 R)
• M4: 2,287,651 km (0.077 R)
• M5: 3,326,009 km (0.096 R)
• M6: 4,611,205 km (0.099 R)
• M7: 6,838,717 km (0.035 R)
• M8: 8,272,463 km (0.084 R)
• M9: 9,745,404 km (0.085 R)
• M10: 10,604,544 km (0.046 R)
• M11: 13,019,652 km (0.114 R)
• M12: 14,405,078 km (0.09 R)
• M13: 15,210,214 km (0.092 R)
• M14: 16,098,526 km (0.056 R)
• M15: 17,187,299 km (0.082 R)
• M16: 17,863,931 km (0.095 R)
• M17: 21,581,288 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.9

Radius: 14

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.03 AU - 6.71 AU

Year: 5872 Days

Day: 13.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,571,936 km

• M1: 175,777 km (0.111 R)
• M2: 644,617 km (0.116 R)
• M3: 1,430,156 km (0.032 R)
• M4: 2,275,384 km (0.113 R)
• M5: 2,727,917 km (0.09 R)
• M6: 3,220,393 km (0.053 R)
• M7: 3,938,014 km (0.044 R)
• M8: 7,210,917 km (0.106 R)
• M9: 8,202,152 km (0.117 R)
• M10: 10,408,421 km (0.103 R)
• M11: 11,422,994 km (0.096 R)
• M12: 15,164,437 km (0.086 R)
• M13: 16,532,061 km (0.083 R)
• M14: 17,246,091 km (0.095 R)
• M15: 18,389,767 km (0.101 R)
• M16: 21,128,754 km (0.05 R)
• M17: 21,661,472 km (0.04 R)
• M18: 24,129,239 km (0.091 R)
• M19: 25,048,368 km (0.074 R)
• M20: 27,583,454 km (0.113 R)
• M21: 29,428,594 km (0.104 R)
• M22: 31,453,252 km (0.073 R)
• M23: 33,057,090 km (0.085 R)
• M24: 34,504,450 km (0.1 R)
• M25: 35,778,425 km (0.083 R)
• M26: 36,427,082 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.8

Radius: 8

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 12.28 AU - 12.66 AU

Year: 16084 Days

Day: 22.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,571,936 km

• M1: 1,014,722 km (0.09 R)
• M2: 2,835,628 km (0.032 R)
• M3: 10,670,816 km (0.105 R)
• M4: 11,217,596 km (0.086 R)
• M5: 17,008,680 km (0.061 R)
• M6: 17,679,028 km (0.119 R)
• M7: 19,151,819 km (0.038 R)
• M8: 19,714,456 km (0.043 R)
• M9: 21,041,988 km (0.085 R)
• M10: 22,605,585 km (0.032 R)
• M11: 23,874,025 km (0.06 R)
• M12: 24,903,558 km (0.087 R)
• M13: 26,750,942 km (0.115 R)
• M14: 27,251,945 km (0.093 R)
• M15: 29,637,283 km (0.053 R)
• M16: 31,265,805 km (0.056 R)
• M17: 34,111,306 km (0.1 R)
• M18: 36,508,463 km (0.116 R)
• M19: 47,660,535 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 19,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit