🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.41 AU - 0.61 AU

Year: 235 Days

Day: 12.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 7,272,689 km

• M1: 523,742 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.5

Radius: 13.1

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.78 AU - 0.8 AU

Year: 453 Days

Day: 14.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 7,272,689 km

• M1: 162,912 km (0.112 R)
• M2: 629,508 km (0.067 R)
• M3: 1,219,223 km (0.112 R)
• M4: 1,744,910 km (0.118 R)
• M5: 2,283,761 km (0.04 R)
• M6: 2,858,516 km (0.108 R)
• M7: 3,516,597 km (0.108 R)
• M8: 4,204,448 km (0.104 R)
• M9: 4,872,702 km (0.051 R)
• M10: 5,297,261 km (0.091 R)
• M11: 5,902,085 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.5

Radius: 9.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.78 AU - 0.82 AU

Year: 462 Days

Day: 7.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 7,272,689 km

• M1: 120,576 km (0.097 R)
• M2: 609,761 km (0.108 R)
• M3: 1,266,645 km (0.116 R)
• M4: 1,665,473 km (0.063 R)
• M5: 2,382,496 km (0.049 R)
• M6: 3,024,869 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 11

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.22 AU - 1.58 AU

Year: 1070 Days

Day: 8.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 7,272,689 km

• M1: 136,732 km (0.034 R)
• M2: 702,811 km (0.096 R)
• M3: 1,200,224 km (0.073 R)
• M4: 2,660,748 km (0.085 R)
• M5: 4,190,236 km (0.112 R)
• M6: 4,778,306 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.4

Radius: 12.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.22 AU - 1.84 AU

Year: 1222 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 7,272,689 km

• M1: 153,039 km (0.053 R)
• M2: 711,338 km (0.061 R)
• M3: 1,093,860 km (0.114 R)
• M4: 1,542,055 km (0.1 R)
• M5: 2,355,269 km (0.105 R)
• M6: 2,753,349 km (0.044 R)
• M7: 3,171,026 km (0.094 R)
• M8: 4,405,508 km (0.113 R)
• M9: 5,123,278 km (0.071 R)
• M10: 6,990,708 km (0.082 R)
• M11: 8,214,120 km (0.1 R)
• M12: 8,643,615 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.4

Radius: 9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.48 AU - 2.42 AU

Year: 1758 Days

Day: 13.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 7,272,689 km

• M1: 111,899 km (0.118 R)
• M2: 460,163 km (0.075 R)
• M3: 1,356,105 km (0.116 R)
• M4: 1,650,962 km (0.053 R)
• M5: 2,236,787 km (0.111 R)
• M6: 2,807,054 km (0.067 R)
• M7: 3,096,826 km (0.117 R)
• M8: 4,603,276 km (0.113 R)
• M9: 5,109,216 km (0.075 R)
• M10: 6,154,905 km (0.112 R)
• M11: 6,506,909 km (0.06 R)
• M12: 7,059,972 km (0.052 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 16,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit