🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.61 AU - 0.63 AU

Year: 315 Days

Day: 17.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 71.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472

Radius: 12.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.34 AU - 1.56 AU

Year: 1127 Days

Day: 6.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,498,020 km

• M1: 155,432 km (0.092 R)
• M2: 558,299 km (0.054 R)
• M3: 1,271,731 km (0.104 R)
• M4: 1,712,447 km (0.09 R)
• M5: 2,319,665 km (0.11 R)
• M6: 2,888,136 km (0.103 R)
• M7: 3,491,016 km (0.116 R)
• M8: 3,923,055 km (0.033 R)
• M9: 4,682,114 km (0.091 R)
• M10: 5,960,578 km (0.104 R)
• M11: 8,129,896 km (0.032 R)
• M12: 8,732,327 km (0.115 R)
• M13: 9,308,279 km (0.052 R)
• M14: 9,821,848 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.7

Radius: 10.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.49 AU - 2.35 AU

Year: 1718 Days

Day: 8.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,498,020 km

• M1: 140,622 km (0.055 R)
• M2: 494,571 km (0.09 R)
• M3: 923,767 km (0.102 R)
• M4: 1,301,950 km (0.045 R)
• M5: 1,653,655 km (0.12 R)
• M6: 2,004,013 km (0.104 R)
• M7: 2,765,017 km (0.103 R)
• M8: 3,848,854 km (0.117 R)
• M9: 5,618,597 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.5

Radius: 10.3

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.51 AU - 3.09 AU

Year: 3025 Days

Day: 7.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,498,020 km

• M1: 128,505 km (0.089 R)
• M2: 502,350 km (0.118 R)
• M3: 902,823 km (0.072 R)
• M4: 1,456,485 km (0.106 R)
• M5: 1,985,613 km (0.106 R)
• M6: 2,783,119 km (0.059 R)
• M7: 3,228,621 km (0.112 R)
• M8: 3,622,662 km (0.081 R)
• M9: 4,006,979 km (0.1 R)
• M10: 4,646,061 km (0.088 R)
• M11: 6,127,529 km (0.075 R)
• M12: 7,509,514 km (0.104 R)
• M13: 8,481,302 km (0.083 R)
• M14: 9,272,824 km (0.06 R)
• M15: 9,840,249 km (0.102 R)
• M16: 11,424,490 km (0.07 R)
• M17: 12,571,008 km (0.093 R)
• M18: 12,985,095 km (0.102 R)
• M19: 13,361,035 km (0.119 R)
• M20: 18,397,546 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.5

Radius: 9.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.65 AU - 3.93 AU

Year: 3853 Days

Day: 10.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 162.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,498,020 km

• M1: 115,938 km (0.062 R)
• M2: 445,054 km (0.096 R)
• M3: 789,877 km (0.108 R)
• M4: 1,118,693 km (0.037 R)
• M5: 2,041,413 km (0.07 R)
• M6: 2,344,348 km (0.059 R)
• M7: 3,138,414 km (0.094 R)
• M8: 5,000,907 km (0.117 R)
• M9: 5,800,508 km (0.12 R)
• M10: 10,118,202 km (0.097 R)
• M11: 11,315,733 km (0.097 R)
• M12: 11,828,404 km (0.114 R)
• M13: 12,439,063 km (0.095 R)
• M14: 13,329,021 km (0.074 R)
• M15: 15,426,084 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.2

Radius: 8.6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.1 AU - 5.2 AU

Year: 6474 Days

Day: 11 Hours

Environment

Temp: -220 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,498,020 km

• M1: 106,962 km (0.036 R)
• M2: 499,507 km (0.077 R)
• M3: 888,611 km (0.093 R)
• M4: 1,221,018 km (0.104 R)
• M5: 1,710,502 km (0.107 R)
• M6: 2,859,414 km (0.118 R)
• M7: 3,489,819 km (0.1 R)
• M8: 3,857,231 km (0.072 R)
• M9: 4,189,638 km (0.101 R)
• M10: 4,583,828 km (0.064 R)
• M11: 7,824,417 km (0.107 R)
• M12: 8,586,170 km (0.107 R)
• M13: 9,713,091 km (0.051 R)
• M14: 11,286,112 km (0.095 R)
• M15: 13,416,236 km (0.118 R)
• M16: 14,136,400 km (0.067 R)
• M17: 15,702,540 km (0.088 R)
• M18: 16,860,428 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.1

Radius: 7.5

Gravity: 13.46 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.56 AU - 10.12 AU

Year: 18430 Days

Day: 16.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,498,020 km

• M1: 370,404 km (0.057 R)
• M2: 603,627 km (0.069 R)
• M3: 929,601 km (0.082 R)
• M4: 1,607,130 km (0.064 R)
• M5: 2,022,862 km (0.082 R)
• M6: 2,396,707 km (0.099 R)
• M7: 2,865,547 km (0.05 R)
• M8: 3,741,144 km (0.072 R)
• M9: 6,217,736 km (0.077 R)
• M10: 11,486,873 km (0.099 R)
• M11: 13,800,104 km (0.105 R)
• M12: 15,530,353 km (0.085 R)
• M13: 16,488,229 km (0.065 R)
• M14: 17,825,933 km (0.105 R)
• M15: 22,571,776 km (0.051 R)
• M16: 24,113,232 km (0.057 R)
• M17: 25,833,458 km (0.086 R)
• M18: 28,800,732 km (0.08 R)
• M19: 29,037,994 km (0.102 R)
• M20: 31,608,534 km (0.06 R)
• M21: 32,755,202 km (0.09 R)
• M22: 40,818,228 km (0.069 R)
• M23: 44,035,928 km (0.066 R)
• M24: 66,127,794 km (0.073 R)
• M25: 67,163,909 km (0.05 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: 417 - 10,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit