🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.69 AU - 1.05 AU

Year: 292 Days

Day: 38.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.88 AU - 1.16 AU

Year: 371 Days

Day: 29.1 Hours

Environment

Temp: 40 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.27 AU - 1.33 AU

Year: 533 Days

Day: 26.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 92,318,467 km

• M1: 342,878 km (0.096 R)
• M2: 364,271 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.22 AU - 2.79 AU

Year: 1423 Days

Day: 18.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.85 AU - 3.97 AU

Year: 2266 Days

Day: 38.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.7 AU - 4.94 AU

Year: 3808 Days

Day: 34.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.6

Radius: 12.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.29 AU - 7.43 AU

Year: 7186 Days

Day: 12.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,318,467 km

• M1: 154,235 km (0.103 R)
• M2: 548,725 km (0.086 R)
• M3: 1,283,251 km (0.076 R)
• M4: 4,020,144 km (0.099 R)
• M5: 6,770,650 km (0.075 R)
• M6: 8,914,388 km (0.112 R)
• M7: 10,545,453 km (0.114 R)
• M8: 11,523,225 km (0.086 R)
• M9: 12,415,426 km (0.094 R)
• M10: 17,764,747 km (0.108 R)
• M11: 20,264,827 km (0.092 R)
• M12: 23,579,168 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.4

Radius: 5.6

Gravity: 20.68 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 12.41 AU - 16.69 AU

Year: 19974 Days

Day: 15.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 92,318,467 km

• M1: 69,713 km (0.119 R)
• M2: 449,093 km (0.087 R)
• M3: 657,333 km (0.078 R)
• M4: 1,179,878 km (0.11 R)
• M5: 2,023,311 km (0.108 R)
• M6: 2,334,624 km (0.043 R)
• M7: 2,513,244 km (0.108 R)
• M8: 3,377,920 km (0.065 R)
• M9: 3,786,173 km (0.118 R)
• M10: 5,594,661 km (0.108 R)
• M11: 7,423,495 km (0.108 R)
• M12: 9,224,654 km (0.093 R)
• M13: 14,999,580 km (0.115 R)
• M14: 17,163,663 km (0.119 R)
• M15: 19,074,177 km (0.027 R)
• M16: 19,436,204 km (0.11 R)
• M17: 19,710,716 km (0.07 R)
• M18: 23,621,803 km (0.094 R)
• M19: 24,355,581 km (0.086 R)
• M20: 30,905,723 km (0.081 R)
• M21: 33,718,911 km (0.069 R)
• M22: 33,982,802 km (0.049 R)
• M23: 36,837,728 km (0.105 R)
• M24: 37,681,908 km (0.097 R)
• M25: 39,848,534 km (0.037 R)
• M26: 41,037,389 km (0.098 R)
• M27: 44,112,523 km (0.111 R)
• M28: 53,533,299 km (0.095 R)
• M29: 58,329,407 km (0.12 R)
• M30: 59,091,757 km (0.032 R)
• M31: 61,812,494 km (0.095 R)
• M32: 62,804,028 km (0.116 R)
• M33: 66,461,547 km (0.092 R)
• M34: 67,502,150 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.8

Radius: 3.7

Gravity: 48.12 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.48 AU - 20.32 AU

Year: 27255 Days

Day: 15.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,318,467 km

• M1: 51,910 km (0.112 R)
• M2: 345,122 km (0.061 R)
• M3: 584,180 km (0.086 R)
• M4: 1,289,982 km (0.071 R)
• M5: 1,522,607 km (0.104 R)
• M6: 1,782,608 km (0.057 R)
• M7: 2,768,458 km (0.09 R)
• M8: 6,175,699 km (0.051 R)
• M9: 8,795,158 km (0.105 R)
• M10: 10,901,795 km (0.1 R)
• M11: 13,705,708 km (0.119 R)
• M12: 17,044,433 km (0.086 R)
• M13: 17,956,532 km (0.099 R)
• M14: 18,519,169 km (0.091 R)
• M15: 34,200,317 km (0.113 R)
• M16: 42,500,605 km (0.047 R)
• M17: 42,997,420 km (0.116 R)
• M18: 44,002,718 km (0.06 R)
• M19: 75,711,782 km (0.089 R)
• M20: 77,422,134 km (0.098 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 10,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit