🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.49 AU - 0.51 AU

Year: 232 Days

Day: 22.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.3

Radius: 9.3

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.24 AU - 1.6 AU

Year: 1110 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,283,611 km

• M1: 115,639 km (0.117 R)
• M2: 429,645 km (0.077 R)
• M3: 813,513 km (0.112 R)
• M4: 1,507,647 km (0.112 R)
• M5: 1,839,306 km (0.112 R)
• M6: 2,275,384 km (0.052 R)
• M7: 2,818,125 km (0.046 R)
• M8: 3,504,779 km (0.106 R)
• M9: 4,564,829 km (0.107 R)
• M10: 5,013,174 km (0.1 R)
• M11: 5,328,227 km (0.036 R)
• M12: 6,652,917 km (0.082 R)
• M13: 7,230,215 km (0.054 R)
• M14: 7,945,442 km (0.096 R)
• M15: 8,347,561 km (0.03 R)
• M16: 9,696,186 km (0.042 R)
• M17: 10,954,005 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.9

Radius: 12.3

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.25 AU - 1.63 AU

Year: 1134 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,283,611 km

• M1: 153,039 km (0.11 R)
• M2: 559,197 km (0.076 R)
• M3: 1,098,198 km (0.069 R)
• M4: 1,887,626 km (0.039 R)
• M5: 2,692,462 km (0.118 R)
• M6: 3,196,308 km (0.032 R)
• M7: 3,650,637 km (0.079 R)
• M8: 4,182,756 km (0.087 R)
• M9: 6,512,743 km (0.032 R)
• M10: 7,741,391 km (0.065 R)
• M11: 8,368,804 km (0.067 R)
• M12: 9,178,278 km (0.107 R)
• M13: 10,102,793 km (0.032 R)
• M14: 11,396,067 km (0.098 R)
• M15: 12,136,875 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.4

Radius: 13.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.38 AU - 1.52 AU

Year: 1145 Days

Day: 14.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 31,283,611 km

• M1: 164,109 km (0.045 R)
• M2: 1,382,135 km (0.077 R)
• M3: 2,143,737 km (0.1 R)
• M4: 3,293,846 km (0.083 R)

Asteroid Belt

Center: 3.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.7

Radius: 9.9

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.35 AU - 5.49 AU

Year: 8278 Days

Day: 13.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,283,611 km

• M1: 123,269 km (0.101 R)
• M2: 581,038 km (0.063 R)
• M3: 1,333,366 km (0.106 R)
• M4: 1,953,299 km (0.085 R)
• M5: 5,115,649 km (0.108 R)
• M6: 6,016,527 km (0.089 R)
• M7: 7,657,915 km (0.029 R)
• M8: 9,179,924 km (0.043 R)
• M9: 10,081,999 km (0.082 R)
• M10: 11,392,027 km (0.089 R)
• M11: 12,061,777 km (0.096 R)
• M12: 16,449,632 km (0.114 R)
• M13: 17,372,202 km (0.105 R)
• M14: 18,749,700 km (0.106 R)
• M15: 28,766,025 km (0.057 R)
• M16: 29,144,059 km (0.034 R)
• M17: 31,783,863 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.1

Radius: 13.7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.54 AU - 6.22 AU

Year: 9354 Days

Day: 6.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 31,283,611 km

• M1: 170,392 km (0.098 R)
• M2: 655,538 km (0.1 R)
• M3: 1,292,226 km (0.118 R)
• M4: 2,366,190 km (0.067 R)
• M5: 3,083,960 km (0.119 R)
• M6: 3,682,651 km (0.071 R)
• M7: 4,301,088 km (0.111 R)
• M8: 7,170,376 km (0.078 R)
• M9: 8,405,605 km (0.052 R)
• M10: 9,145,367 km (0.047 R)
• M11: 9,728,350 km (0.103 R)
• M12: 10,233,093 km (0.095 R)
• M13: 10,808,446 km (0.025 R)
• M14: 11,571,994 km (0.085 R)
• M15: 12,024,228 km (0.101 R)
• M16: 17,002,995 km (0.105 R)
• M17: 17,514,470 km (0.09 R)
• M18: 34,829,975 km (0.115 R)
• M19: 35,656,054 km (0.082 R)
• M20: 36,254,146 km (0.069 R)
• M21: 37,347,408 km (0.108 R)
• M22: 37,840,482 km (0.032 R)
• M23: 38,462,660 km (0.057 R)
• M24: 41,413,627 km (0.025 R)
• M25: 43,962,625 km (0.093 R)
• M26: 44,512,398 km (0.044 R)
• M27: 49,223,833 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.2

Radius: 3.4

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.02 AU - 6.72 AU

Year: 10547 Days

Day: 16.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,283,611 km

• M1: 42,336 km (0.076 R)
• M2: 315,352 km (0.1 R)
• M3: 507,436 km (0.091 R)
• M4: 728,093 km (0.057 R)
• M5: 2,071,931 km (0.036 R)
• M6: 5,354,257 km (0.077 R)
• M7: 6,296,874 km (0.081 R)
• M8: 8,347,711 km (0.082 R)
• M9: 10,172,057 km (0.109 R)
• M10: 13,594,706 km (0.106 R)
• M11: 17,079,439 km (0.11 R)
• M12: 19,160,794 km (0.091 R)
• M13: 22,289,933 km (0.098 R)
• M14: 26,073,712 km (0.097 R)
• M15: 27,596,319 km (0.069 R)
• M16: 28,643,654 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 16,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit