🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.54 AU - 0.8 AU

Year: 197 Days

Day: 20.9 Hours

Environment

Temp: 143 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.88 AU - 1.46 AU

Year: 455 Days

Day: 15.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,258,436 km

• M1: 89,759 km (0.107 R)

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.67 AU - 2.91 AU

Year: 1677 Days

Day: 37.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,258,436 km

• M1: 199,414 km (0.078 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 13.3

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.95 AU - 5.91 AU

Year: 4554 Days

Day: 11 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,258,436 km

• M1: 169,046 km (0.103 R)
• M2: 644,019 km (0.069 R)
• M3: 1,400,386 km (0.075 R)
• M4: 2,858,965 km (0.118 R)
• M5: 3,664,250 km (0.076 R)
• M6: 5,412,152 km (0.113 R)
• M7: 6,940,743 km (0.079 R)
• M8: 7,986,881 km (0.117 R)
• M9: 8,433,730 km (0.074 R)
• M10: 8,897,184 km (0.118 R)
• M11: 9,459,522 km (0.112 R)
• M12: 10,924,534 km (0.08 R)
• M13: 11,950,028 km (0.12 R)
• M14: 14,573,525 km (0.111 R)
• M15: 15,017,382 km (0.112 R)
• M16: 18,510,792 km (0.098 R)
• M17: 20,035,194 km (0.115 R)
• M18: 21,073,553 km (0.112 R)
• M19: 21,641,726 km (0.053 R)
• M20: 23,032,387 km (0.086 R)
• M21: 25,428,048 km (0.039 R)
• M22: 27,142,589 km (0.061 R)
• M23: 29,194,922 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.1

Radius: 12.4

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.51 AU - 8.39 AU

Year: 8067 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,258,436 km

• M1: 158,873 km (0.063 R)
• M2: 571,464 km (0.085 R)
• M3: 1,353,861 km (0.094 R)
• M4: 1,793,828 km (0.111 R)
• M5: 2,186,223 km (0.071 R)
• M6: 3,266,619 km (0.066 R)
• M7: 3,672,927 km (0.096 R)
• M8: 4,132,940 km (0.089 R)
• M9: 5,406,617 km (0.103 R)
• M10: 6,239,727 km (0.106 R)
• M11: 8,257,354 km (0.109 R)
• M12: 10,263,312 km (0.086 R)
• M13: 10,677,698 km (0.095 R)
• M14: 11,064,109 km (0.117 R)
• M15: 11,499,888 km (0.078 R)
• M16: 13,138,433 km (0.09 R)
• M17: 13,763,004 km (0.115 R)
• M18: 16,156,570 km (0.047 R)
• M19: 17,452,088 km (0.036 R)
• M20: 18,426,867 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.9

Radius: 14.1

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.81 AU - 10.73 AU

Year: 11845 Days

Day: 12.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 148.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,258,436 km

• M1: 200,312 km (0.088 R)
• M2: 951,742 km (0.103 R)
• M3: 1,472,043 km (0.094 R)
• M4: 2,278,824 km (0.077 R)
• M5: 7,873,486 km (0.117 R)
• M6: 8,625,514 km (0.088 R)
• M7: 9,632,457 km (0.069 R)
• M8: 11,640,958 km (0.072 R)
• M9: 14,458,634 km (0.053 R)
• M10: 15,515,244 km (0.033 R)
• M11: 20,873,391 km (0.103 R)
• M12: 26,003,102 km (0.117 R)
• M13: 27,142,439 km (0.036 R)
• M14: 34,195,231 km (0.093 R)
• M15: 45,723,392 km (0.112 R)
• M16: 46,472,579 km (0.062 R)
• M17: 49,551,153 km (0.115 R)
• M18: 50,819,893 km (0.034 R)
• M19: 57,838,277 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.3

Radius: 13.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 12.46 AU - 12.62 AU

Year: 15982 Days

Day: 9.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,258,436 km

• M1: 190,438 km (0.114 R)
• M2: 662,719 km (0.076 R)
• M3: 2,008,800 km (0.1 R)
• M4: 2,942,441 km (0.119 R)
• M5: 3,950,281 km (0.105 R)
• M6: 4,443,655 km (0.025 R)
• M7: 6,927,279 km (0.057 R)
• M8: 8,704,502 km (0.102 R)
• M9: 9,292,571 km (0.076 R)
• M10: 11,161,198 km (0.101 R)
• M11: 14,518,773 km (0.115 R)
• M12: 16,354,039 km (0.098 R)
• M13: 22,968,958 km (0.112 R)
• M14: 26,354,208 km (0.085 R)
• M15: 26,863,439 km (0.114 R)
• M16: 27,901,948 km (0.113 R)
• M17: 34,218,119 km (0.04 R)
• M18: 37,450,481 km (0.099 R)
• M19: 39,537,969 km (0.074 R)
• M20: 41,564,422 km (0.104 R)
• M21: 47,305,539 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.8

Radius: 7.2

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 15.52 AU - 17.96 AU

Year: 24649 Days

Day: 17.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,258,436 km

• M1: 156,031 km (0.084 R)
• M2: 405,261 km (0.087 R)
• M3: 656,884 km (0.082 R)
• M4: 1,067,231 km (0.119 R)
• M5: 2,978,643 km (0.08 R)
• M6: 5,004,348 km (0.099 R)
• M7: 6,300,614 km (0.106 R)
• M8: 6,715,598 km (0.118 R)
• M9: 7,754,854 km (0.091 R)
• M10: 9,301,996 km (0.065 R)
• M11: 14,838,762 km (0.096 R)
• M12: 16,938,817 km (0.067 R)
• M13: 23,419,846 km (0.114 R)
• M14: 32,724,983 km (0.104 R)
• M15: 34,388,811 km (0.078 R)
• M16: 34,813,369 km (0.079 R)
• M17: 43,230,942 km (0.086 R)
• M18: 49,418,011 km (0.113 R)
• M19: 53,475,404 km (0.119 R)
• M20: 54,045,372 km (0.064 R)
• M21: 55,779,511 km (0.051 R)
• M22: 57,749,565 km (0.108 R)
• M23: 58,751,721 km (0.056 R)
• M24: 61,204,229 km (0.109 R)
• M25: 74,969,477 km (0.079 R)
• M26: 83,582,574 km (0.082 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 10,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit