🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.5 AU - 0.54 AU

Year: 167 Days

Day: 41.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.25 AU - 1.39 AU

Year: 677 Days

Day: 46.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.7

Radius: 9.6

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.26 AU - 6.66 AU

Year: 5693 Days

Day: 11.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,965,595 km

• M1: 119,379 km (0.07 R)
• M2: 473,328 km (0.1 R)
• M3: 1,593,666 km (0.102 R)
• M4: 2,292,737 km (0.106 R)
• M5: 2,876,468 km (0.088 R)
• M6: 3,708,830 km (0.069 R)
• M7: 4,668,052 km (0.082 R)
• M8: 5,375,051 km (0.097 R)
• M9: 7,138,810 km (0.089 R)
• M10: 7,490,216 km (0.098 R)
• M11: 8,654,087 km (0.048 R)
• M12: 9,805,243 km (0.092 R)
• M13: 11,148,632 km (0.098 R)
• M14: 15,038,176 km (0.108 R)
• M15: 17,506,541 km (0.106 R)
• M16: 25,197,667 km (0.066 R)
• M17: 25,603,825 km (0.113 R)
• M18: 26,014,471 km (0.096 R)
• M19: 28,658,913 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.1

Radius: 9.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.65 AU - 9.05 AU

Year: 8892 Days

Day: 12.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,965,595 km

• M1: 128,505 km (0.109 R)
• M2: 857,046 km (0.105 R)
• M3: 1,177,186 km (0.054 R)
• M4: 1,553,424 km (0.088 R)
• M5: 2,102,598 km (0.034 R)
• M6: 2,519,527 km (0.048 R)
• M7: 2,892,325 km (0.12 R)
• M8: 3,238,046 km (0.051 R)
• M9: 5,402,877 km (0.104 R)
• M10: 5,930,508 km (0.057 R)
• M11: 6,256,781 km (0.072 R)
• M12: 7,683,496 km (0.037 R)
• M13: 10,213,795 km (0.045 R)
• M14: 10,972,705 km (0.039 R)
• M15: 11,870,890 km (0.116 R)
• M16: 13,419,827 km (0.1 R)
• M17: 14,740,925 km (0.107 R)
• M18: 17,045,032 km (0.088 R)
• M19: 17,841,341 km (0.114 R)
• M20: 18,731,598 km (0.079 R)
• M21: 19,365,145 km (0.102 R)
• M22: 21,199,963 km (0.107 R)
• M23: 22,276,769 km (0.116 R)
• M24: 26,420,630 km (0.057 R)
• M25: 29,894,292 km (0.1 R)
• M26: 31,542,561 km (0.063 R)
• M27: 33,455,320 km (0.079 R)
• M28: 34,387,913 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.3

Radius: 5.7

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.04 AU - 9.98 AU

Year: 13087 Days

Day: 20.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,965,595 km

• M1: 71,657 km (0.063 R)
• M2: 345,421 km (0.071 R)
• M3: 1,509,592 km (0.119 R)
• M4: 2,216,143 km (0.071 R)
• M5: 3,646,598 km (0.062 R)
• M6: 3,866,955 km (0.103 R)
• M7: 5,507,595 km (0.046 R)
• M8: 5,831,026 km (0.04 R)
• M9: 6,064,997 km (0.035 R)
• M10: 6,270,544 km (0.112 R)
• M11: 6,516,184 km (0.084 R)
• M12: 7,761,586 km (0.044 R)
• M13: 8,546,676 km (0.06 R)
• M14: 9,566,335 km (0.05 R)
• M15: 10,516,730 km (0.102 R)
• M16: 10,813,832 km (0.089 R)
• M17: 12,995,417 km (0.119 R)
• M18: 14,099,300 km (0.056 R)
• M19: 14,339,405 km (0.116 R)
• M20: 14,521,316 km (0.116 R)
• M21: 15,264,368 km (0.038 R)
• M22: 24,140,459 km (0.061 R)
• M23: 25,093,846 km (0.088 R)
• M24: 26,072,216 km (0.09 R)
• M25: 29,745,592 km (0.079 R)
• M26: 31,144,182 km (0.108 R)
• M27: 36,271,949 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.5

Radius: 3.3

Gravity: 24.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 9.98 AU - 10.5 AU

Year: 14622 Days

Day: 16.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,965,595 km

• M1: 41,139 km (0.094 R)
• M2: 183,706 km (0.111 R)
• M3: 290,220 km (0.052 R)
• M4: 601,982 km (0.11 R)
• M5: 1,472,043 km (0.088 R)
• M6: 2,137,006 km (0.115 R)
• M7: 3,815,942 km (0.031 R)
• M8: 4,855,648 km (0.06 R)
• M9: 7,721,045 km (0.096 R)
• M10: 11,061,715 km (0.119 R)
• M11: 12,095,885 km (0.107 R)
• M12: 18,993,544 km (0.116 R)
• M13: 19,452,062 km (0.116 R)
• M14: 21,278,203 km (0.087 R)
• M15: 28,715,311 km (0.06 R)
• M16: 29,726,144 km (0.119 R)
• M17: 35,943,731 km (0.098 R)
• M18: 40,036,280 km (0.114 R)
• M19: 40,537,283 km (0.099 R)
• M20: 41,936,621 km (0.063 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 19,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit