🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.95 AU - 1.01 AU

Year: 354 Days

Day: 26.3 Hours

Environment

Temp: 41 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.92 AU - 1.12 AU

Year: 376 Days

Day: 28.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.95 AU - 1.23 AU

Year: 416 Days

Day: 16.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.36 AU - 2.02 AU

Year: 802 Days

Day: 22.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,690,789 km

• M1: 189,989 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.21 AU - 2.87 AU

Year: 1479 Days

Day: 41.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,690,789 km

• M1: 988,842 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.6

Radius: 13.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.12 AU - 11.48 AU

Year: 12074 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,690,789 km

• M1: 209,437 km (0.04 R)
• M2: 708,645 km (0.086 R)
• M3: 1,208,003 km (0.117 R)
• M4: 1,836,763 km (0.105 R)
• M5: 2,696,352 km (0.086 R)
• M6: 4,665,958 km (0.058 R)
• M7: 5,858,253 km (0.115 R)
• M8: 7,715,361 km (0.091 R)
• M9: 9,591,019 km (0.101 R)
• M10: 10,339,008 km (0.109 R)
• M11: 12,508,177 km (0.083 R)
• M12: 13,947,009 km (0.106 R)
• M13: 14,850,281 km (0.082 R)
• M14: 15,316,279 km (0.117 R)
• M15: 15,973,013 km (0.042 R)
• M16: 16,773,362 km (0.037 R)
• M17: 18,188,408 km (0.113 R)
• M18: 19,266,560 km (0.113 R)
• M19: 29,023,632 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.4

Radius: 7.8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.33 AU - 13.93 AU

Year: 18380 Days

Day: 17.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 100,690,789 km

• M1: 96,939 km (0.079 R)
• M2: 474,524 km (0.055 R)
• M3: 1,378,544 km (0.115 R)
• M4: 1,779,766 km (0.095 R)
• M5: 3,248,667 km (0.08 R)
• M6: 3,607,852 km (0.087 R)
• M7: 4,405,807 km (0.1 R)
• M8: 5,316,260 km (0.099 R)
• M9: 7,180,099 km (0.112 R)
• M10: 7,839,228 km (0.1 R)
• M11: 8,589,611 km (0.1 R)
• M12: 9,496,922 km (0.11 R)
• M13: 12,270,915 km (0.091 R)
• M14: 12,803,035 km (0.093 R)
• M15: 13,629,862 km (0.108 R)
• M16: 16,643,960 km (0.107 R)
• M17: 17,131,350 km (0.09 R)
• M18: 18,049,731 km (0.028 R)
• M19: 20,814,001 km (0.051 R)
• M20: 21,095,693 km (0.026 R)
• M21: 21,475,074 km (0.115 R)
• M22: 23,441,238 km (0.045 R)
• M23: 24,260,287 km (0.066 R)
• M24: 28,069,048 km (0.107 R)
• M25: 39,367,128 km (0.094 R)
• M26: 47,777,970 km (0.091 R)
• M27: 54,774,512 km (0.037 R)
• M28: 55,311,718 km (0.055 R)
• M29: 61,455,104 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.9

Radius: 5.6

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 17.72 AU - 21.26 AU

Year: 31427 Days

Day: 18.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 100,690,789 km

• M1: 69,713 km (0.055 R)
• M2: 261,497 km (0.103 R)
• M3: 898,934 km (0.083 R)
• M4: 1,083,687 km (0.107 R)
• M5: 1,309,879 km (0.096 R)
• M6: 1,838,109 km (0.056 R)
• M7: 2,254,889 km (0.046 R)
• M8: 3,460,348 km (0.088 R)
• M9: 4,094,643 km (0.066 R)
• M10: 4,420,916 km (0.073 R)
• M11: 5,856,607 km (0.044 R)
• M12: 7,739,446 km (0.114 R)
• M13: 7,958,607 km (0.092 R)
• M14: 13,574,810 km (0.086 R)
• M15: 17,271,224 km (0.111 R)
• M16: 25,110,003 km (0.107 R)
• M17: 25,470,085 km (0.111 R)
• M18: 32,553,095 km (0.11 R)
• M19: 33,268,472 km (0.118 R)
• M20: 37,314,197 km (0.116 R)
• M21: 40,186,177 km (0.102 R)
• M22: 45,649,491 km (0.098 R)
• M23: 48,372,621 km (0.115 R)
• M24: 51,394,648 km (0.05 R)
• M25: 53,346,002 km (0.08 R)
• M26: 55,752,134 km (0.106 R)
• M27: 56,364,738 km (0.097 R)
• M28: 61,428,476 km (0.079 R)
• M29: 66,329,003 km (0.044 R)
• M30: 67,016,705 km (0.06 R)
• M31: 69,343,849 km (0.076 R)
• M32: 82,846,254 km (0.117 R)
• M33: 90,772,398 km (0.034 R)
• M34: 92,758,609 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit