🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.77 AU - 1.19 AU

Year: 369 Days

Day: 17.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 56,437,539 km

• M1: 35,455 km (0.079 R)
• M2: 191,485 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.54 AU - 1.82 AU

Year: 829 Days

Day: 17.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,437,539 km

• M1: 68,516 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.7

Radius: 14.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.96 AU - 5.04 AU

Year: 3635 Days

Day: 13.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,437,539 km

• M1: 181,013 km (0.12 R)
• M2: 715,975 km (0.053 R)
• M3: 1,647,671 km (0.12 R)
• M4: 2,264,613 km (0.061 R)
• M5: 3,237,747 km (0.104 R)
• M6: 4,866,120 km (0.091 R)
• M7: 5,691,451 km (0.104 R)
• M8: 6,362,846 km (0.09 R)
• M9: 7,725,384 km (0.091 R)
• M10: 10,630,574 km (0.052 R)
• M11: 11,514,698 km (0.059 R)
• M12: 18,376,004 km (0.115 R)
• M13: 19,845,504 km (0.091 R)
• M14: 21,669,102 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.9

Radius: 8.9

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.8 AU - 7.24 AU

Year: 6340 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,437,539 km

• M1: 111,151 km (0.094 R)
• M2: 389,104 km (0.088 R)
• M3: 1,197,531 km (0.112 R)
• M4: 1,690,157 km (0.084 R)
• M5: 2,426,178 km (0.096 R)
• M6: 2,917,906 km (0.056 R)
• M7: 4,156,278 km (0.103 R)
• M8: 4,638,132 km (0.06 R)
• M9: 7,377,569 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.7

Radius: 6.7

Gravity: 10.51 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 11.6 AU - 11.96 AU

Year: 15396 Days

Day: 22.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,437,539 km

• M1: 83,326 km (0.096 R)
• M2: 327,320 km (0.035 R)
• M3: 725,250 km (0.055 R)
• M4: 1,443,619 km (0.095 R)
• M5: 2,823,660 km (0.075 R)
• M6: 3,375,078 km (0.119 R)
• M7: 3,717,058 km (0.099 R)
• M8: 4,024,482 km (0.027 R)
• M9: 4,851,160 km (0.099 R)
• M10: 5,896,849 km (0.097 R)
• M11: 6,754,045 km (0.09 R)
• M12: 8,568,517 km (0.094 R)
• M13: 9,056,057 km (0.079 R)
• M14: 9,665,369 km (0.095 R)
• M15: 10,965,374 km (0.054 R)
• M16: 11,834,688 km (0.106 R)
• M17: 12,195,069 km (0.106 R)
• M18: 14,107,528 km (0.083 R)
• M19: 18,355,808 km (0.12 R)
• M20: 18,676,845 km (0.04 R)
• M21: 19,914,169 km (0.091 R)
• M22: 20,338,429 km (0.112 R)
• M23: 20,595,887 km (0.114 R)
• M24: 23,291,790 km (0.034 R)
• M25: 24,336,432 km (0.086 R)
• M26: 26,518,915 km (0.089 R)
• M27: 34,205,553 km (0.111 R)
• M28: 36,810,202 km (0.12 R)
• M29: 42,131,548 km (0.096 R)
• M30: 49,786,321 km (0.115 R)
• M31: 51,675,592 km (0.066 R)
• M32: 54,598,286 km (0.109 R)
• M33: 55,095,849 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 17,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit