🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.49 AU - 0.77 AU

Year: 221 Days

Day: 27.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 44.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.5 AU - 0.76 AU

Year: 221 Days

Day: 39.8 Hours

Environment

Temp: -13 °C

Axial Tilt: 161 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.32 AU - 2.04 AU

Year: 964 Days

Day: 36 Hours

Environment

Temp: -119 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.18 AU - 2.2 AU

Year: 1435 Days

Day: 27.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.7

Radius: 14

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.92 AU - 3.04 AU

Year: 1730 Days

Day: 9.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,128,558 km

• M1: 174,282 km (0.073 R)
• M2: 762,500 km (0.059 R)
• M3: 1,263,952 km (0.092 R)
• M4: 2,422,139 km (0.096 R)
• M5: 2,902,498 km (0.093 R)
• M6: 3,621,316 km (0.113 R)
• M7: 4,236,462 km (0.107 R)
• M8: 5,082,438 km (0.039 R)
• M9: 5,568,033 km (0.116 R)
• M10: 6,535,333 km (0.081 R)
• M11: 7,720,447 km (0.087 R)
• M12: 8,250,023 km (0.096 R)
• M13: 9,014,020 km (0.053 R)
• M14: 10,248,053 km (0.077 R)
• M15: 10,683,532 km (0.097 R)
• M16: 11,954,665 km (0.071 R)
• M17: 12,550,962 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.7

Radius: 11.8

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.07 AU - 3.27 AU

Year: 1932 Days

Day: 12.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,128,558 km

• M1: 146,756 km (0.098 R)
• M2: 608,564 km (0.114 R)
• M3: 977,323 km (0.083 R)
• M4: 1,620,444 km (0.061 R)
• M5: 1,990,699 km (0.107 R)
• M6: 2,430,666 km (0.096 R)
• M7: 2,837,423 km (0.105 R)
• M8: 3,461,844 km (0.116 R)
• M9: 4,086,266 km (0.102 R)
• M10: 4,549,570 km (0.12 R)
• M11: 6,013,834 km (0.113 R)
• M12: 7,524,623 km (0.072 R)
• M13: 8,023,682 km (0.09 R)
• M14: 8,427,147 km (0.102 R)
• M15: 9,306,035 km (0.078 R)
• M16: 10,651,668 km (0.101 R)
• M17: 11,825,712 km (0.075 R)
• M18: 12,425,150 km (0.087 R)
• M19: 13,242,553 km (0.114 R)
• M20: 13,725,605 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.2

Radius: 12.9

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.56 AU - 3.56 AU

Year: 2371 Days

Day: 7.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,128,558 km

• M1: 160,668 km (0.091 R)
• M2: 804,238 km (0.11 R)
• M3: 1,226,104 km (0.099 R)
• M4: 1,727,556 km (0.093 R)
• M5: 3,001,083 km (0.094 R)
• M6: 3,893,285 km (0.085 R)
• M7: 4,412,240 km (0.048 R)
• M8: 4,868,812 km (0.098 R)
• M9: 5,379,988 km (0.104 R)
• M10: 6,303,456 km (0.117 R)
• M11: 6,994,299 km (0.102 R)
• M12: 7,444,140 km (0.112 R)
• M13: 8,155,178 km (0.119 R)
• M14: 8,654,087 km (0.117 R)
• M15: 9,713,240 km (0.072 R)
• M16: 12,779,697 km (0.103 R)
• M17: 13,240,908 km (0.093 R)
• M18: 16,490,024 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.3

Radius: 8.4

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.41 AU - 4.33 AU

Year: 3372 Days

Day: 5.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,128,558 km

• M1: 106,813 km (0.083 R)
• M2: 371,302 km (0.045 R)
• M3: 655,987 km (0.095 R)
• M4: 1,184,067 km (0.071 R)
• M5: 2,195,050 km (0.103 R)
• M6: 4,215,967 km (0.091 R)
• M7: 4,808,076 km (0.056 R)
• M8: 5,590,472 km (0.038 R)
• M9: 6,425,079 km (0.093 R)
• M10: 6,762,422 km (0.081 R)
• M11: 7,641,160 km (0.1 R)
• M12: 9,004,146 km (0.062 R)
• M13: 11,209,817 km (0.061 R)
• M14: 11,699,601 km (0.106 R)
• M15: 12,674,530 km (0.053 R)
• M16: 13,059,745 km (0.104 R)
• M17: 14,366,033 km (0.091 R)
• M18: 15,537,684 km (0.055 R)
• M19: 16,771,716 km (0.04 R)
• M20: 22,435,193 km (0.05 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.9

Radius: 13.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.13 AU - 4.55 AU

Year: 4005 Days

Day: 13.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,128,558 km

• M1: 167,250 km (0.094 R)
• M2: 633,846 km (0.059 R)
• M3: 1,414,298 km (0.109 R)
• M4: 2,113,668 km (0.078 R)
• M5: 2,927,630 km (0.082 R)
• M6: 3,476,056 km (0.115 R)
• M7: 4,248,430 km (0.053 R)
• M8: 5,043,094 km (0.072 R)
• M9: 6,765,115 km (0.12 R)
• M10: 8,818,645 km (0.112 R)
• M11: 9,656,393 km (0.103 R)
• M12: 14,345,089 km (0.086 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 12,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit