🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.45 AU - 2.53 AU

Year: 1480 Days

Day: 41.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.4

Radius: 9.7

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.27 AU - 6.45 AU

Year: 5344 Days

Day: 10.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,825,743 km

• M1: 120,875 km (0.049 R)
• M2: 446,550 km (0.11 R)
• M3: 786,586 km (0.06 R)
• M4: 1,169,706 km (0.12 R)
• M5: 1,811,780 km (0.106 R)
• M6: 2,728,516 km (0.119 R)
• M7: 3,322,120 km (0.12 R)
• M8: 4,632,298 km (0.11 R)
• M9: 6,000,969 km (0.09 R)
• M10: 8,001,242 km (0.078 R)
• M11: 8,473,223 km (0.118 R)
• M12: 10,689,366 km (0.05 R)
• M13: 11,310,796 km (0.048 R)
• M14: 11,956,311 km (0.101 R)
• M15: 12,678,569 km (0.109 R)
• M16: 13,984,259 km (0.048 R)
• M17: 14,496,183 km (0.103 R)
• M18: 16,045,868 km (0.103 R)
• M19: 16,481,347 km (0.105 R)
• M20: 18,168,063 km (0.066 R)
• M21: 18,641,241 km (0.075 R)
• M22: 19,824,411 km (0.073 R)
• M23: 21,131,148 km (0.116 R)
• M24: 23,594,576 km (0.088 R)
• M25: 27,462,280 km (0.106 R)
• M26: 27,817,425 km (0.117 R)
• M27: 28,355,678 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.3

Radius: 9.3

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.53 AU - 12.33 AU

Year: 11788 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,825,743 km

• M1: 115,639 km (0.114 R)
• M2: 916,437 km (0.042 R)
• M3: 1,402,779 km (0.056 R)
• M4: 1,692,999 km (0.116 R)
• M5: 2,520,874 km (0.086 R)
• M6: 3,551,603 km (0.094 R)
• M7: 3,926,944 km (0.111 R)
• M8: 4,433,333 km (0.116 R)
• M9: 5,303,843 km (0.057 R)
• M10: 5,923,328 km (0.111 R)
• M11: 6,453,054 km (0.053 R)
• M12: 8,073,498 km (0.114 R)
• M13: 10,460,033 km (0.109 R)
• M14: 13,448,549 km (0.083 R)
• M15: 14,658,198 km (0.103 R)
• M16: 21,504,395 km (0.076 R)
• M17: 22,045,490 km (0.11 R)
• M18: 22,754,584 km (0.088 R)
• M19: 25,657,232 km (0.114 R)
• M20: 29,645,212 km (0.094 R)
• M21: 31,785,957 km (0.091 R)
• M22: 33,509,474 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.3

Radius: 7.1

Gravity: 17.74 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.44 AU - 14.3 AU

Year: 16390 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,825,743 km

• M1: 88,263 km (0.113 R)
• M2: 916,885 km (0.08 R)
• M3: 1,488,349 km (0.107 R)
• M4: 2,872,130 km (0.103 R)
• M5: 4,956,177 km (0.08 R)
• M6: 5,515,823 km (0.067 R)
• M7: 9,455,932 km (0.099 R)
• M8: 12,389,097 km (0.099 R)
• M9: 14,650,419 km (0.116 R)
• M10: 15,256,140 km (0.106 R)
• M11: 17,256,414 km (0.079 R)
• M12: 26,342,390 km (0.057 R)
• M13: 27,350,680 km (0.084 R)
• M14: 28,500,788 km (0.077 R)
• M15: 29,324,923 km (0.106 R)
• M16: 32,271,103 km (0.077 R)
• M17: 33,684,953 km (0.045 R)
• M18: 42,587,073 km (0.09 R)
• M19: 51,365,925 km (0.083 R)
• M20: 56,728,111 km (0.102 R)
• M21: 57,656,515 km (0.085 R)
• M22: 66,268,715 km (0.111 R)
• M23: 69,601,457 km (0.114 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: 448 - 14,022 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit