🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.46 AU - 0.58 AU

Year: 139 Days

Day: 17.7 Hours

Environment

Temp: 167 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,732,618 km

• M1: 175,478 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.22 AU - 1.52 AU

Year: 595 Days

Day: 45.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.6

Radius: 9.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.51 AU - 4.59 AU

Year: 3599 Days

Day: 14 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,732,618 km

• M1: 116,836 km (0.076 R)
• M2: 524,490 km (0.063 R)
• M3: 1,126,173 km (0.116 R)
• M4: 1,565,542 km (0.055 R)
• M5: 2,105,440 km (0.097 R)
• M6: 2,668,676 km (0.092 R)
• M7: 3,572,846 km (0.116 R)
• M8: 4,589,363 km (0.076 R)
• M9: 6,287,150 km (0.048 R)
• M10: 6,585,298 km (0.055 R)
• M11: 7,210,019 km (0.102 R)
• M12: 7,564,566 km (0.097 R)
• M13: 8,045,822 km (0.113 R)
• M14: 8,457,366 km (0.093 R)
• M15: 9,007,138 km (0.109 R)
• M16: 9,548,084 km (0.1 R)
• M17: 12,158,717 km (0.058 R)
• M18: 12,978,513 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.2

Radius: 13.1

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.28 AU - 5.52 AU

Year: 4023 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,732,618 km

• M1: 162,912 km (0.11 R)
• M2: 631,901 km (0.077 R)
• M3: 1,091,765 km (0.049 R)
• M4: 1,614,759 km (0.088 R)
• M5: 2,618,561 km (0.072 R)
• M6: 4,183,056 km (0.106 R)
• M7: 4,632,896 km (0.067 R)
• M8: 6,091,625 km (0.117 R)
• M9: 8,750,428 km (0.105 R)
• M10: 9,173,940 km (0.102 R)
• M11: 10,062,402 km (0.116 R)
• M12: 10,918,999 km (0.088 R)
• M13: 11,501,533 km (0.053 R)
• M14: 13,628,366 km (0.072 R)
• M15: 14,839,062 km (0.047 R)
• M16: 17,353,203 km (0.097 R)
• M17: 17,962,067 km (0.111 R)
• M18: 24,935,272 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.9

Radius: 12.2

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.86 AU - 5.44 AU

Year: 4334 Days

Day: 10.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,732,618 km

• M1: 151,692 km (0.081 R)
• M2: 547,079 km (0.087 R)
• M3: 927,507 km (0.092 R)
• M4: 1,832,424 km (0.097 R)
• M5: 4,571,113 km (0.067 R)
• M6: 5,589,276 km (0.079 R)
• M7: 6,387,979 km (0.099 R)
• M8: 7,261,331 km (0.085 R)
• M9: 7,795,096 km (0.11 R)
• M10: 8,535,456 km (0.084 R)
• M11: 12,343,620 km (0.034 R)
• M12: 14,358,104 km (0.068 R)
• M13: 16,131,886 km (0.037 R)
• M14: 16,984,744 km (0.076 R)
• M15: 21,367,363 km (0.098 R)
• M16: 21,774,868 km (0.06 R)
• M17: 23,313,931 km (0.089 R)
• M18: 24,849,403 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.7

Radius: 11.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.13 AU - 9.91 AU

Year: 10893 Days

Day: 6.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,732,618 km

• M1: 147,952 km (0.036 R)
• M2: 562,787 km (0.076 R)
• M3: 935,735 km (0.071 R)
• M4: 1,753,586 km (0.113 R)
• M5: 2,206,269 km (0.114 R)
• M6: 2,796,433 km (0.101 R)
• M7: 3,306,412 km (0.084 R)
• M8: 6,999,984 km (0.114 R)
• M9: 10,631,472 km (0.085 R)
• M10: 11,296,135 km (0.091 R)
• M11: 11,826,011 km (0.119 R)
• M12: 13,108,065 km (0.089 R)
• M13: 17,720,915 km (0.086 R)
• M14: 18,148,316 km (0.038 R)
• M15: 19,321,911 km (0.116 R)
• M16: 21,096,741 km (0.119 R)
• M17: 23,657,557 km (0.092 R)
• M18: 26,418,834 km (0.046 R)
• M19: 29,190,434 km (0.12 R)
• M20: 30,697,633 km (0.119 R)
• M21: 33,866,415 km (0.076 R)
• M22: 36,783,872 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.2

Radius: 5.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 14.9 AU - 15.12 AU

Year: 21566 Days

Day: 23 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,732,618 km

• M1: 65,973 km (0.093 R)
• M2: 281,693 km (0.1 R)
• M3: 1,082,191 km (0.109 R)
• M4: 2,692,762 km (0.084 R)
• M5: 3,812,352 km (0.114 R)
• M6: 4,042,733 km (0.107 R)
• M7: 4,645,163 km (0.098 R)
• M8: 7,541,229 km (0.088 R)
• M9: 8,931,591 km (0.096 R)
• M10: 10,484,567 km (0.092 R)
• M11: 10,734,545 km (0.046 R)
• M12: 11,091,336 km (0.117 R)
• M13: 13,993,235 km (0.11 R)
• M14: 14,728,210 km (0.052 R)
• M15: 17,156,482 km (0.08 R)
• M16: 18,212,643 km (0.098 R)
• M17: 19,762,926 km (0.054 R)
• M18: 35,677,147 km (0.075 R)
• M19: 40,495,096 km (0.057 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 20,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit