🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.78 AU - 0.82 AU

Year: 271 Days

Day: 28.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,164,433 km

• M1: 382,223 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.6 AU - 1.88 AU

Year: 869 Days

Day: 42.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.5

Radius: 14.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.2 AU - 6.66 AU

Year: 6175 Days

Day: 9.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,164,433 km

• M1: 194,926 km (0.068 R)
• M2: 877,242 km (0.064 R)
• M3: 1,996,982 km (0.061 R)
• M4: 3,440,302 km (0.113 R)
• M5: 3,909,441 km (0.038 R)
• M6: 5,668,263 km (0.117 R)
• M7: 10,421,885 km (0.094 R)
• M8: 11,137,113 km (0.075 R)
• M9: 12,616,336 km (0.087 R)
• M10: 13,069,468 km (0.091 R)
• M11: 14,549,141 km (0.118 R)
• M12: 16,853,397 km (0.099 R)
• M13: 19,928,232 km (0.111 R)
• M14: 20,682,504 km (0.045 R)
• M15: 25,454,078 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.3

Radius: 13.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.42 AU - 7.62 AU

Year: 6306 Days

Day: 13.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,164,433 km

• M1: 171,888 km (0.095 R)
• M2: 627,114 km (0.088 R)
• M3: 1,069,326 km (0.085 R)
• M4: 2,229,008 km (0.1 R)
• M5: 2,674,212 km (0.111 R)
• M6: 3,368,794 km (0.074 R)
• M7: 4,647,707 km (0.067 R)
• M8: 8,750,727 km (0.106 R)
• M9: 10,378,053 km (0.084 R)
• M10: 11,092,383 km (0.082 R)
• M11: 16,593,396 km (0.03 R)
• M12: 19,426,480 km (0.098 R)
• M13: 21,258,306 km (0.087 R)
• M14: 22,099,794 km (0.078 R)
• M15: 25,178,518 km (0.119 R)
• M16: 27,086,041 km (0.109 R)
• M17: 31,284,954 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 9.8

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.59 AU - 7.79 AU

Year: 6554 Days

Day: 12.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,164,433 km

• M1: 121,922 km (0.114 R)
• M2: 525,537 km (0.064 R)
• M3: 874,998 km (0.075 R)
• M4: 1,240,017 km (0.114 R)
• M5: 1,761,365 km (0.097 R)
• M6: 2,191,609 km (0.077 R)
• M7: 2,691,266 km (0.073 R)
• M8: 3,350,843 km (0.103 R)
• M9: 3,754,009 km (0.103 R)
• M10: 4,139,523 km (0.11 R)
• M11: 4,604,622 km (0.059 R)
• M12: 5,133,152 km (0.108 R)
• M13: 6,179,589 km (0.066 R)
• M14: 7,814,095 km (0.115 R)
• M15: 8,814,606 km (0.058 R)
• M16: 10,309,238 km (0.066 R)
• M17: 11,712,017 km (0.116 R)
• M18: 12,017,496 km (0.089 R)
• M19: 14,134,456 km (0.058 R)
• M20: 20,310,005 km (0.11 R)
• M21: 20,677,418 km (0.108 R)
• M22: 22,037,262 km (0.068 R)
• M23: 24,187,582 km (0.094 R)
• M24: 28,993,563 km (0.115 R)
• M25: 30,120,783 km (0.094 R)
• M26: 30,598,898 km (0.099 R)
• M27: 34,922,725 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 6.8

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.51 AU - 15.73 AU

Year: 21172 Days

Day: 24.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,164,433 km

• M1: 104,270 km (0.088 R)
• M2: 420,819 km (0.112 R)
• M3: 707,748 km (0.1 R)
• M4: 961,466 km (0.049 R)
• M5: 1,442,572 km (0.114 R)
• M6: 1,747,154 km (0.109 R)
• M7: 2,509,504 km (0.052 R)
• M8: 2,875,121 km (0.117 R)
• M9: 4,775,463 km (0.05 R)
• M10: 5,534,822 km (0.047 R)
• M11: 5,901,636 km (0.079 R)
• M12: 6,638,854 km (0.081 R)
• M13: 8,613,397 km (0.109 R)
• M14: 8,884,917 km (0.113 R)
• M15: 10,949,218 km (0.089 R)
• M16: 11,397,413 km (0.116 R)
• M17: 11,791,155 km (0.114 R)
• M18: 13,750,288 km (0.08 R)
• M19: 15,997,847 km (0.107 R)
• M20: 16,826,469 km (0.087 R)
• M21: 17,165,757 km (0.051 R)
• M22: 18,479,227 km (0.09 R)
• M23: 26,746,603 km (0.043 R)
• M24: 31,870,480 km (0.07 R)
• M25: 38,192,336 km (0.04 R)
• M26: 42,266,634 km (0.115 R)
• M27: 44,812,940 km (0.076 R)
• M28: 49,165,490 km (0.119 R)
• M29: 49,511,510 km (0.119 R)
• M30: 55,458,474 km (0.095 R)
• M31: 63,079,438 km (0.112 R)
• M32: 63,898,487 km (0.108 R)
• M33: 72,258,614 km (0.112 R)
• M34: 74,970,524 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 16,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit