🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.79 AU - 0.91 AU

Year: 298 Days

Day: 40.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.82 AU - 1 AU

Year: 331 Days

Day: 35 Hours

Environment

Temp: 32 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,686,368 km

• M1: 546,481 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.12 AU - 1.36 AU

Year: 526 Days

Day: 16.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.24 AU - 1.44 AU

Year: 591 Days

Day: 29.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.24 AU - 2 AU

Year: 785 Days

Day: 33.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 74.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.74 AU - 1.86 AU

Year: 920 Days

Day: 20.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,686,368 km

• M1: 851,062 km (0.118 R)
• M2: 1,509,891 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.5

Radius: 11.1

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.03 AU - 7.79 AU

Year: 7681 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 93,686,368 km

• M1: 141,071 km (0.116 R)
• M2: 536,009 km (0.101 R)
• M3: 3,136,319 km (0.097 R)
• M4: 3,622,662 km (0.112 R)
• M5: 4,681,815 km (0.119 R)
• M6: 10,128,075 km (0.12 R)
• M7: 10,500,723 km (0.111 R)
• M8: 12,376,980 km (0.112 R)
• M9: 14,797,473 km (0.096 R)
• M10: 16,525,179 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.6

Radius: 12.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.68 AU - 9.72 AU

Year: 9772 Days

Day: 11.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,686,368 km

• M1: 153,338 km (0.074 R)
• M2: 776,712 km (0.113 R)
• M3: 1,547,740 km (0.056 R)
• M4: 2,117,408 km (0.06 R)
• M5: 4,215,518 km (0.071 R)
• M6: 5,370,264 km (0.116 R)
• M7: 6,572,732 km (0.079 R)
• M8: 7,482,885 km (0.082 R)
• M9: 7,904,003 km (0.117 R)
• M10: 11,311,693 km (0.103 R)
• M11: 11,811,350 km (0.093 R)
• M12: 14,728,958 km (0.09 R)
• M13: 16,214,764 km (0.079 R)
• M14: 17,872,607 km (0.12 R)
• M15: 19,168,723 km (0.067 R)
• M16: 20,282,330 km (0.083 R)
• M17: 22,377,597 km (0.036 R)
• M18: 27,191,208 km (0.073 R)
• M19: 30,901,385 km (0.105 R)
• M20: 32,431,322 km (0.071 R)
• M21: 34,471,688 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.7

Radius: 3.2

Gravity: 88.84 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.44 AU - 18.98 AU

Year: 23712 Days

Day: 22.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 93,686,368 km

• M1: 39,793 km (0.075 R)
• M2: 209,886 km (0.107 R)
• M3: 623,225 km (0.116 R)
• M4: 1,520,662 km (0.068 R)
• M5: 1,903,633 km (0.057 R)
• M6: 2,347,490 km (0.083 R)
• M7: 2,802,716 km (0.115 R)
• M8: 3,688,036 km (0.085 R)
• M9: 3,818,785 km (0.072 R)
• M10: 5,342,290 km (0.114 R)
• M11: 6,306,897 km (0.058 R)
• M12: 6,541,316 km (0.045 R)
• M13: 7,642,207 km (0.115 R)
• M14: 8,460,059 km (0.039 R)
• M15: 10,461,230 km (0.116 R)
• M16: 10,989,908 km (0.047 R)
• M17: 14,541,362 km (0.118 R)
• M18: 15,620,262 km (0.114 R)
• M19: 19,175,156 km (0.089 R)
• M20: 19,865,550 km (0.108 R)
• M21: 20,983,645 km (0.098 R)
• M22: 21,505,592 km (0.063 R)
• M23: 23,679,548 km (0.078 R)
• M24: 25,403,065 km (0.044 R)
• M25: 25,995,622 km (0.118 R)
• M26: 26,115,151 km (0.108 R)
• M27: 27,331,681 km (0.039 R)
• M28: 29,097,235 km (0.114 R)
• M29: 30,007,986 km (0.068 R)
• M30: 31,886,038 km (0.078 R)
• M31: 35,285,351 km (0.096 R)
• M32: 40,502,726 km (0.111 R)
• M33: 46,562,786 km (0.068 R)
• M34: 46,916,136 km (0.076 R)
• M35: 50,362,422 km (0.102 R)
• M36: 55,346,425 km (0.106 R)
• M37: 59,189,594 km (0.12 R)
• M38: 62,991,026 km (0.11 R)
• M39: 65,392,371 km (0.087 R)
• M40: 72,723,714 km (0.078 R)
• M41: 78,069,594 km (0.103 R)
• M42: 80,330,017 km (0.078 R)
• M43: 83,151,433 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 15,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit