🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.64 AU - 0.74 AU

Year: 209 Days

Day: 30.3 Hours

Environment

Temp: 212 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.66 AU - 0.8 AU

Year: 228 Days

Day: 27.8 Hours

Environment

Temp: 177 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.7 AU - 1.02 AU

Year: 291 Days

Day: 35.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,234,758 km

• M1: 122,969 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.98 AU - 1.3 AU

Year: 445 Days

Day: 21.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.26 AU - 3.42 AU

Year: 2230 Days

Day: 18 Hours

Environment

Temp: -115 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,234,758 km

• M1: 3,083,960 km (0.115 R)

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.5

Radius: 10.8

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.4 AU - 6.4 AU

Year: 4583 Days

Day: 10.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,234,758 km

• M1: 134,339 km (0.088 R)
• M2: 954,135 km (0.069 R)
• M3: 1,830,629 km (0.073 R)
• M4: 2,676,306 km (0.099 R)
• M5: 3,318,530 km (0.106 R)
• M6: 4,250,823 km (0.081 R)
• M7: 5,044,739 km (0.09 R)
• M8: 5,607,527 km (0.074 R)
• M9: 6,056,769 km (0.079 R)
• M10: 7,199,098 km (0.107 R)
• M11: 8,911,844 km (0.093 R)
• M12: 10,035,474 km (0.041 R)
• M13: 11,204,432 km (0.03 R)
• M14: 12,114,585 km (0.099 R)
• M15: 13,073,208 km (0.119 R)
• M16: 13,919,184 km (0.081 R)
• M17: 17,231,132 km (0.056 R)
• M18: 17,861,986 km (0.108 R)
• M19: 21,683,015 km (0.113 R)
• M20: 23,938,950 km (0.057 R)
• M21: 24,724,489 km (0.1 R)
• M22: 25,365,217 km (0.06 R)
• M23: 27,184,476 km (0.115 R)
• M24: 29,534,210 km (0.12 R)
• M25: 30,074,258 km (0.098 R)
• M26: 30,804,446 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.9

Radius: 8.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.54 AU - 6.64 AU

Year: 6179 Days

Day: 7.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,234,758 km

• M1: 103,223 km (0.103 R)
• M2: 387,010 km (0.103 R)
• M3: 679,623 km (0.092 R)
• M4: 999,763 km (0.084 R)
• M5: 1,290,730 km (0.115 R)
• M6: 1,732,044 km (0.028 R)
• M7: 2,035,279 km (0.085 R)
• M8: 3,022,176 km (0.113 R)
• M9: 3,503,732 km (0.031 R)
• M10: 5,818,160 km (0.087 R)
• M11: 6,126,182 km (0.096 R)
• M12: 6,867,141 km (0.12 R)
• M13: 7,371,884 km (0.083 R)
• M14: 8,209,782 km (0.095 R)
• M15: 9,954,691 km (0.055 R)
• M16: 10,355,763 km (0.114 R)
• M17: 10,642,841 km (0.095 R)
• M18: 10,935,156 km (0.049 R)
• M19: 13,278,008 km (0.066 R)
• M20: 13,813,269 km (0.059 R)
• M21: 15,936,362 km (0.117 R)
• M22: 16,764,685 km (0.057 R)
• M23: 19,483,926 km (0.115 R)
• M24: 20,111,788 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.1

Radius: 10.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.47 AU - 12.19 AU

Year: 12127 Days

Day: 12.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,234,758 km

• M1: 130,749 km (0.109 R)
• M2: 667,207 km (0.105 R)
• M3: 1,057,807 km (0.089 R)
• M4: 1,431,801 km (0.058 R)
• M5: 1,863,989 km (0.112 R)
• M6: 2,240,228 km (0.105 R)
• M7: 4,622,425 km (0.12 R)
• M8: 7,428,432 km (0.091 R)
• M9: 12,467,636 km (0.067 R)
• M10: 12,868,110 km (0.08 R)
• M11: 13,998,322 km (0.083 R)
• M12: 14,619,153 km (0.091 R)
• M13: 15,453,610 km (0.046 R)
• M14: 15,982,737 km (0.108 R)
• M15: 17,930,352 km (0.072 R)
• M16: 21,547,030 km (0.047 R)
• M17: 22,291,130 km (0.046 R)
• M18: 22,881,742 km (0.118 R)
• M19: 28,379,464 km (0.12 R)
• M20: 36,529,406 km (0.094 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: 339 - 12,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit