🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.5 AU - 0.66 AU

Year: 281 Days

Day: 24.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.66 AU - 0.66 AU

Year: 341 Days

Day: 37.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,816,861 km

• M1: 731,085 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.9

Radius: 8.5

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.71 AU - 0.79 AU

Year: 413 Days

Day: 7.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,816,861 km

• M1: 105,766 km (0.107 R)
• M2: 373,995 km (0.057 R)
• M3: 649,704 km (0.106 R)
• M4: 979,118 km (0.079 R)
• M5: 1,250,040 km (0.106 R)
• M6: 1,606,532 km (0.085 R)
• M7: 2,304,854 km (0.103 R)
• M8: 2,743,475 km (0.107 R)
• M9: 3,058,828 km (0.075 R)
• M10: 3,398,415 km (0.113 R)
• M11: 3,800,833 km (0.099 R)
• M12: 4,317,395 km (0.119 R)
• M13: 4,819,894 km (0.057 R)
• M14: 5,093,359 km (0.077 R)
• M15: 5,588,528 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.2

Radius: 11.6

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.81 AU - 1.29 AU

Year: 684 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,816,861 km

• M1: 144,512 km (0.045 R)
• M2: 536,159 km (0.089 R)
• M3: 1,006,345 km (0.116 R)
• M4: 1,372,710 km (0.09 R)
• M5: 2,086,890 km (0.101 R)
• M6: 2,936,157 km (0.111 R)
• M7: 3,823,422 km (0.11 R)
• M8: 4,692,436 km (0.118 R)
• M9: 5,516,421 km (0.071 R)
• M10: 6,104,192 km (0.053 R)
• M11: 8,096,536 km (0.12 R)
• M12: 8,649,450 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.9

Radius: 11.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.2 AU - 3.22 AU

Year: 2837 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,816,861 km

• M1: 155,283 km (0.117 R)
• M2: 558,898 km (0.088 R)
• M3: 1,010,234 km (0.118 R)
• M4: 1,462,319 km (0.065 R)
• M5: 2,989,713 km (0.064 R)
• M6: 3,529,014 km (0.093 R)
• M7: 4,734,025 km (0.107 R)
• M8: 5,444,016 km (0.053 R)
• M9: 6,567,496 km (0.104 R)
• M10: 7,774,153 km (0.117 R)
• M11: 8,517,056 km (0.077 R)
• M12: 9,643,677 km (0.079 R)
• M13: 10,027,545 km (0.109 R)
• M14: 10,744,418 km (0.074 R)
• M15: 11,666,540 km (0.082 R)
• M16: 12,823,529 km (0.081 R)
• M17: 15,836,431 km (0.109 R)
• M18: 16,808,817 km (0.115 R)
• M19: 17,592,261 km (0.12 R)
• M20: 19,780,279 km (0.047 R)
• M21: 20,590,352 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388

Radius: 6.8

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.26 AU - 7.18 AU

Year: 9863 Days

Day: 18.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,816,861 km

• M1: 87,216 km (0.112 R)
• M2: 317,147 km (0.089 R)
• M3: 2,054,727 km (0.058 R)
• M4: 3,402,155 km (0.079 R)
• M5: 4,260,547 km (0.072 R)
• M6: 5,104,728 km (0.091 R)
• M7: 6,751,950 km (0.066 R)
• M8: 7,082,113 km (0.074 R)
• M9: 8,682,212 km (0.095 R)
• M10: 9,116,943 km (0.117 R)
• M11: 13,134,992 km (0.094 R)
• M12: 18,337,408 km (0.113 R)
• M13: 19,417,804 km (0.119 R)
• M14: 20,616,531 km (0.053 R)
• M15: 24,939,012 km (0.06 R)
• M16: 27,821,464 km (0.106 R)
• M17: 31,018,819 km (0.113 R)
• M18: 33,176,320 km (0.116 R)
• M19: 34,994,532 km (0.114 R)
• M20: 36,653,124 km (0.073 R)
• M21: 37,104,161 km (0.083 R)
• M22: 37,673,082 km (0.112 R)
• M23: 38,595,503 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.6

Radius: 5.1

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.84 AU - 9.24 AU

Year: 15868 Days

Day: 15.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,816,861 km

• M1: 63,429 km (0.096 R)
• M2: 374,593 km (0.11 R)
• M3: 660,475 km (0.065 R)
• M4: 919,129 km (0.051 R)
• M5: 1,668,315 km (0.105 R)
• M6: 2,102,448 km (0.112 R)
• M7: 2,337,616 km (0.098 R)
• M8: 2,880,507 km (0.112 R)
• M9: 3,412,776 km (0.045 R)
• M10: 5,715,985 km (0.074 R)
• M11: 6,552,536 km (0.08 R)
• M12: 7,315,934 km (0.069 R)
• M13: 14,569,785 km (0.05 R)
• M14: 15,863,508 km (0.114 R)
• M15: 19,465,825 km (0.084 R)
• M16: 20,350,846 km (0.118 R)
• M17: 24,244,579 km (0.12 R)
• M18: 26,321,147 km (0.047 R)
• M19: 26,499,468 km (0.11 R)
• M20: 28,984,887 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 17,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit