🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.45 AU - 0.55 AU

Year: 131 Days

Day: 27.3 Hours

Environment

Temp: 233 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.81 AU - 1.09 AU

Year: 343 Days

Day: 39.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.86 AU - 2.34 AU

Year: 1129 Days

Day: 14.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.26 AU - 3.26 AU

Year: 1700 Days

Day: 26.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,832,495 km

• M1: 30,368 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.1

Radius: 12.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.12 AU - 5.18 AU

Year: 3719 Days

Day: 10.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,832,495 km

• M1: 160,519 km (0.109 R)
• M2: 626,516 km (0.092 R)
• M3: 1,059,153 km (0.114 R)
• M4: 1,645,726 km (0.029 R)
• M5: 2,183,231 km (0.114 R)
• M6: 2,635,316 km (0.116 R)
• M7: 3,307,160 km (0.119 R)
• M8: 3,732,317 km (0.099 R)
• M9: 4,716,821 km (0.032 R)
• M10: 6,162,086 km (0.082 R)
• M11: 6,665,932 km (0.105 R)
• M12: 7,288,408 km (0.111 R)
• M13: 7,917,019 km (0.104 R)
• M14: 8,378,229 km (0.117 R)
• M15: 9,871,215 km (0.097 R)
• M16: 10,523,612 km (0.045 R)
• M17: 14,274,030 km (0.087 R)
• M18: 14,761,271 km (0.118 R)
• M19: 15,563,863 km (0.09 R)
• M20: 17,921,526 km (0.113 R)
• M21: 19,126,836 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.9

Radius: 14.8

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.71 AU - 5.87 AU

Year: 3888 Days

Day: 8.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,832,495 km

• M1: 184,005 km (0.08 R)
• M2: 728,542 km (0.078 R)
• M3: 1,240,765 km (0.053 R)
• M4: 2,636,812 km (0.098 R)
• M5: 3,710,925 km (0.119 R)
• M6: 4,654,588 km (0.097 R)
• M7: 6,307,046 km (0.086 R)
• M8: 6,805,506 km (0.084 R)
• M9: 7,457,903 km (0.116 R)
• M10: 8,709,139 km (0.073 R)
• M11: 10,946,525 km (0.059 R)
• M12: 13,353,256 km (0.041 R)
• M13: 15,560,722 km (0.114 R)

Asteroid Belt

Center: 5.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384

Radius: 11.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.54 AU - 7.1 AU

Year: 5207 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,832,495 km

• M1: 149,149 km (0.047 R)
• M2: 564,732 km (0.097 R)
• M3: 1,107,922 km (0.039 R)
• M4: 1,605,933 km (0.104 R)
• M5: 2,651,473 km (0.112 R)
• M6: 3,284,720 km (0.062 R)
• M7: 3,930,086 km (0.078 R)
• M8: 5,945,319 km (0.088 R)
• M9: 6,473,249 km (0.082 R)
• M10: 7,324,013 km (0.042 R)
• M11: 9,637,394 km (0.075 R)
• M12: 10,534,682 km (0.104 R)
• M13: 12,029,614 km (0.086 R)
• M14: 16,663,557 km (0.051 R)
• M15: 24,231,265 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 8.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.07 AU - 7.75 AU

Year: 6736 Days

Day: 5.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,832,495 km

• M1: 103,223 km (0.034 R)
• M2: 421,118 km (0.115 R)
• M3: 943,514 km (0.072 R)
• M4: 1,292,226 km (0.098 R)
• M5: 1,813,575 km (0.056 R)
• M6: 2,299,020 km (0.097 R)
• M7: 2,957,251 km (0.116 R)
• M8: 3,369,692 km (0.101 R)
• M9: 3,993,665 km (0.04 R)
• M10: 4,968,145 km (0.115 R)
• M11: 5,635,501 km (0.062 R)
• M12: 6,005,457 km (0.114 R)
• M13: 6,482,973 km (0.082 R)
• M14: 7,147,936 km (0.069 R)
• M15: 8,613,247 km (0.119 R)
• M16: 9,614,954 km (0.102 R)
• M17: 10,310,584 km (0.119 R)
• M18: 10,735,293 km (0.049 R)
• M19: 12,792,413 km (0.091 R)
• M20: 14,937,048 km (0.117 R)
• M21: 15,813,692 km (0.113 R)
• M22: 17,429,798 km (0.039 R)
• M23: 18,774,533 km (0.079 R)
• M24: 20,187,185 km (0.073 R)
• M25: 24,323,417 km (0.11 R)
• M26: 25,228,783 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.6

Radius: 10.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.52 AU - 8.26 AU

Year: 8219 Days

Day: 12.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,832,495 km

• M1: 127,607 km (0.106 R)
• M2: 782,546 km (0.111 R)
• M3: 2,307,098 km (0.117 R)
• M4: 3,622,213 km (0.113 R)
• M5: 4,007,428 km (0.057 R)
• M6: 6,390,372 km (0.107 R)
• M7: 8,530,519 km (0.047 R)
• M8: 9,141,776 km (0.064 R)
• M9: 9,897,994 km (0.118 R)
• M10: 12,059,384 km (0.06 R)
• M11: 13,250,332 km (0.107 R)
• M12: 19,288,102 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 17,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit