🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.47 AU - 0.73 AU

Year: 300 Days

Day: 20.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.2

Radius: 14.3

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.67 AU - 0.83 AU

Year: 419 Days

Day: 11.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 17,817,357 km

• M1: 177,872 km (0.071 R)
• M2: 864,227 km (0.113 R)
• M3: 1,735,036 km (0.051 R)
• M4: 2,720,736 km (0.072 R)
• M5: 3,345,308 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.4

Radius: 10.4

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1 AU - 1.18 AU

Year: 735 Days

Day: 11.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 87 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,817,357 km

• M1: 129,402 km (0.031 R)
• M2: 585,676 km (0.035 R)
• M3: 1,112,111 km (0.119 R)
• M4: 1,494,932 km (0.107 R)
• M5: 1,938,788 km (0.087 R)
• M6: 2,343,750 km (0.062 R)
• M7: 3,133,178 km (0.074 R)
• M8: 3,486,977 km (0.116 R)
• M9: 3,853,043 km (0.099 R)
• M10: 4,729,537 km (0.062 R)
• M11: 5,233,233 km (0.093 R)
• M12: 5,582,394 km (0.086 R)
• M13: 6,983,677 km (0.075 R)
• M14: 7,339,720 km (0.114 R)
• M15: 8,258,550 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 8.1

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.81 AU - 3.99 AU

Year: 4048 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,817,357 km

• M1: 104,868 km (0.103 R)
• M2: 379,231 km (0.065 R)
• M3: 672,143 km (0.118 R)
• M4: 1,200,673 km (0.069 R)
• M5: 1,562,550 km (0.085 R)
• M6: 3,231,164 km (0.046 R)
• M7: 3,874,884 km (0.115 R)
• M8: 4,417,476 km (0.087 R)
• M9: 4,719,065 km (0.054 R)
• M10: 5,034,417 km (0.09 R)
• M11: 5,898,494 km (0.056 R)
• M12: 7,012,251 km (0.072 R)
• M13: 7,520,883 km (0.115 R)
• M14: 9,157,933 km (0.09 R)
• M15: 12,885,164 km (0.041 R)
• M16: 14,140,290 km (0.098 R)
• M17: 14,797,473 km (0.109 R)
• M18: 15,369,386 km (0.11 R)
• M19: 21,328,318 km (0.112 R)
• M20: 21,724,304 km (0.114 R)
• M21: 22,804,101 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.5

Radius: 11

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.23 AU - 5.13 AU

Year: 5518 Days

Day: 12.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,817,357 km

• M1: 157,676 km (0.114 R)
• M2: 702,512 km (0.096 R)
• M3: 1,807,142 km (0.084 R)
• M4: 2,239,331 km (0.102 R)
• M5: 6,650,822 km (0.087 R)
• M6: 7,232,907 km (0.099 R)
• M7: 10,824,603 km (0.054 R)
• M8: 12,870,503 km (0.05 R)
• M9: 14,386,079 km (0.11 R)
• M10: 19,761,729 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.1

Radius: 8.7

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.61 AU - 5.23 AU

Year: 6000 Days

Day: 9.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 17,817,357 km

• M1: 108,159 km (0.039 R)
• M2: 440,416 km (0.088 R)
• M3: 915,240 km (0.095 R)
• M4: 1,454,540 km (0.041 R)
• M5: 2,654,614 km (0.07 R)
• M6: 3,118,816 km (0.1 R)
• M7: 3,435,814 km (0.029 R)
• M8: 3,939,959 km (0.076 R)
• M9: 4,414,184 km (0.075 R)
• M10: 4,705,900 km (0.098 R)
• M11: 5,124,475 km (0.117 R)
• M12: 5,447,158 km (0.12 R)
• M13: 6,231,051 km (0.048 R)
• M14: 8,218,159 km (0.078 R)
• M15: 11,363,604 km (0.08 R)
• M16: 11,812,547 km (0.103 R)
• M17: 12,959,514 km (0.113 R)
• M18: 14,122,189 km (0.059 R)
• M19: 14,994,195 km (0.104 R)
• M20: 15,352,781 km (0.119 R)
• M21: 15,717,201 km (0.034 R)
• M22: 16,087,306 km (0.112 R)
• M23: 18,295,969 km (0.085 R)
• M24: 21,976,376 km (0.076 R)
• M25: 23,225,668 km (0.037 R)
• M26: 23,948,824 km (0.05 R)
• M27: 24,853,143 km (0.098 R)
• M28: 27,080,506 km (0.08 R)
• M29: 28,061,868 km (0.083 R)
• M30: 29,344,819 km (0.114 R)
• M31: 30,379,887 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.9

Radius: 7.7

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.08 AU - 7.38 AU

Year: 10040 Days

Day: 20.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,817,357 km

• M1: 95,743 km (0.087 R)
• M2: 726,896 km (0.082 R)
• M3: 1,504,805 km (0.082 R)
• M4: 2,258,180 km (0.11 R)
• M5: 2,855,375 km (0.041 R)
• M6: 5,521,807 km (0.112 R)
• M7: 6,174,203 km (0.118 R)
• M8: 8,092,048 km (0.105 R)
• M9: 9,618,844 km (0.082 R)
• M10: 10,674,556 km (0.108 R)
• M11: 15,003,769 km (0.085 R)
• M12: 16,269,816 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 10,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit