🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.5 AU - 0.56 AU

Year: 253 Days

Day: 43.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,062,835 km

• M1: 392,246 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.51 AU - 0.77 AU

Year: 336 Days

Day: 28.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.9

Radius: 15

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.12 AU - 1.74 AU

Year: 1122 Days

Day: 10.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,062,835 km

• M1: 186,848 km (0.098 R)
• M2: 770,429 km (0.114 R)
• M3: 1,362,089 km (0.117 R)
• M4: 1,870,123 km (0.042 R)
• M5: 2,626,191 km (0.099 R)
• M6: 3,183,592 km (0.071 R)
• M7: 3,951,179 km (0.118 R)
• M8: 4,508,132 km (0.117 R)
• M9: 5,064,636 km (0.098 R)
• M10: 7,908,791 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.6

Radius: 14.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.45 AU - 3.95 AU

Year: 3755 Days

Day: 7.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,062,835 km

• M1: 178,021 km (0.08 R)
• M2: 778,507 km (0.096 R)
• M3: 1,780,813 km (0.034 R)
• M4: 2,525,661 km (0.098 R)
• M5: 3,181,947 km (0.109 R)
• M6: 4,172,135 km (0.074 R)
• M7: 4,617,488 km (0.069 R)
• M8: 5,688,609 km (0.114 R)
• M9: 7,211,964 km (0.069 R)
• M10: 7,683,945 km (0.099 R)
• M11: 8,320,933 km (0.105 R)
• M12: 8,802,788 km (0.091 R)
• M13: 10,531,540 km (0.098 R)
• M14: 12,863,771 km (0.103 R)
• M15: 17,971,641 km (0.036 R)
• M16: 19,032,888 km (0.095 R)
• M17: 19,611,383 km (0.115 R)
• M18: 21,763,947 km (0.102 R)
• M19: 22,753,687 km (0.087 R)
• M20: 23,773,046 km (0.097 R)
• M21: 24,670,933 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868

Radius: 9.4

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.46 AU - 4.8 AU

Year: 6536 Days

Day: 8.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,062,835 km

• M1: 116,986 km (0.08 R)
• M2: 537,206 km (0.113 R)
• M3: 999,613 km (0.119 R)
• M4: 2,444,878 km (0.085 R)
• M5: 4,726,994 km (0.036 R)
• M6: 5,073,313 km (0.047 R)
• M7: 9,398,785 km (0.054 R)
• M8: 9,762,757 km (0.052 R)
• M9: 10,326,292 km (0.108 R)
• M10: 12,416,922 km (0.099 R)
• M11: 16,220,748 km (0.111 R)
• M12: 18,456,936 km (0.056 R)
• M13: 19,245,916 km (0.027 R)
• M14: 20,737,855 km (0.08 R)
• M15: 23,117,957 km (0.107 R)
• M16: 23,950,320 km (0.08 R)
• M17: 29,272,414 km (0.04 R)
• M18: 30,443,615 km (0.054 R)
• M19: 36,772,503 km (0.096 R)
• M20: 37,110,145 km (0.117 R)
• M21: 37,791,713 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 13,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit