🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.51 AU - 0.81 AU

Year: 346 Days

Day: 17 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.8

Radius: 8.1

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.68 AU - 0.82 AU

Year: 419 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,558,089 km

• M1: 100,829 km (0.096 R)
• M2: 401,670 km (0.079 R)
• M3: 665,860 km (0.106 R)
• M4: 1,146,817 km (0.081 R)
• M5: 1,576,462 km (0.088 R)
• M6: 1,829,432 km (0.111 R)
• M7: 2,223,473 km (0.104 R)
• M8: 2,489,907 km (0.119 R)
• M9: 2,836,076 km (0.05 R)
• M10: 3,311,199 km (0.061 R)
• M11: 3,579,428 km (0.082 R)
• M12: 4,301,836 km (0.108 R)
• M13: 4,594,749 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.8

Radius: 8.1

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.18 AU - 1.26 AU

Year: 870 Days

Day: 14.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,558,089 km

• M1: 100,979 km (0.025 R)
• M2: 427,850 km (0.094 R)
• M3: 774,767 km (0.028 R)
• M4: 1,216,530 km (0.099 R)
• M5: 1,579,454 km (0.029 R)
• M6: 2,151,517 km (0.096 R)
• M7: 2,427,973 km (0.069 R)
• M8: 2,822,912 km (0.055 R)
• M9: 4,341,629 km (0.037 R)
• M10: 4,894,244 km (0.051 R)
• M11: 5,163,371 km (0.108 R)

Asteroid Belt

Center: 1.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.9

Radius: 9.3

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.14 AU - 2.68 AU

Year: 2416 Days

Day: 11.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,558,089 km

• M1: 115,789 km (0.067 R)
• M2: 418,575 km (0.084 R)
• M3: 807,380 km (0.096 R)
• M4: 1,145,022 km (0.069 R)
• M5: 1,671,158 km (0.078 R)
• M6: 2,985,973 km (0.117 R)
• M7: 6,342,052 km (0.111 R)
• M8: 6,734,148 km (0.104 R)
• M9: 7,064,610 km (0.088 R)
• M10: 8,673,086 km (0.113 R)
• M11: 9,499,764 km (0.051 R)
• M12: 9,883,632 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.6

Radius: 11.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.41 AU - 4.55 AU

Year: 5127 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,558,089 km

• M1: 154,834 km (0.117 R)
• M2: 519,105 km (0.06 R)
• M3: 925,562 km (0.109 R)
• M4: 1,540,260 km (0.089 R)
• M5: 2,296,776 km (0.117 R)
• M6: 2,704,131 km (0.094 R)
• M7: 3,491,764 km (0.063 R)
• M8: 3,888,049 km (0.096 R)
• M9: 4,314,552 km (0.055 R)
• M10: 5,441,174 km (0.031 R)
• M11: 6,784,413 km (0.102 R)
• M12: 8,406,652 km (0.107 R)
• M13: 9,013,122 km (0.114 R)
• M14: 9,572,319 km (0.075 R)
• M15: 10,036,072 km (0.115 R)
• M16: 10,474,394 km (0.071 R)
• M17: 12,584,472 km (0.115 R)
• M18: 13,715,133 km (0.114 R)
• M19: 14,505,758 km (0.099 R)
• M20: 15,274,391 km (0.11 R)
• M21: 17,858,994 km (0.075 R)
• M22: 18,267,546 km (0.06 R)
• M23: 19,163,786 km (0.089 R)
• M24: 20,089,199 km (0.12 R)
• M25: 20,658,568 km (0.088 R)
• M26: 21,369,009 km (0.083 R)
• M27: 22,095,606 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.8

Radius: 6.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.9 AU - 7.24 AU

Year: 10873 Days

Day: 17.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,558,089 km

• M1: 80,035 km (0.082 R)
• M2: 349,461 km (0.107 R)
• M3: 750,383 km (0.04 R)
• M4: 1,049,728 km (0.111 R)
• M5: 1,358,498 km (0.052 R)
• M6: 2,112,920 km (0.117 R)
• M7: 2,520,575 km (0.116 R)
• M8: 2,979,541 km (0.075 R)
• M9: 3,579,877 km (0.055 R)
• M10: 5,129,861 km (0.052 R)
• M11: 6,569,590 km (0.078 R)
• M12: 7,618,272 km (0.081 R)
• M13: 9,779,662 km (0.107 R)
• M14: 10,491,299 km (0.077 R)
• M15: 20,808,914 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582

Radius: 6.4

Gravity: 14.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.4 AU - 8.26 AU

Year: 12814 Days

Day: 16.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,558,089 km

• M1: 87,066 km (0.111 R)
• M2: 603,627 km (0.09 R)
• M3: 987,346 km (0.11 R)
• M4: 1,317,508 km (0.11 R)
• M5: 1,932,356 km (0.065 R)
• M6: 3,325,710 km (0.08 R)
• M7: 4,728,938 km (0.072 R)
• M8: 6,332,777 km (0.112 R)
• M9: 9,370,960 km (0.049 R)
• M10: 9,827,832 km (0.113 R)
• M11: 14,496,632 km (0.116 R)
• M12: 18,110,019 km (0.114 R)
• M13: 26,647,270 km (0.049 R)
• M14: 33,271,015 km (0.086 R)
• M15: 33,740,154 km (0.091 R)
• M16: 34,811,873 km (0.103 R)
• M17: 40,913,222 km (0.078 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 14,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit