🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.47 AU - 0.77 AU

Year: 188 Days

Day: 20.2 Hours

Environment

Temp: 174 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.86 AU - 0.94 AU

Year: 329 Days

Day: 39.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.91 AU - 1.15 AU

Year: 402 Days

Day: 30.7 Hours

Environment

Temp: -12 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.62 AU - 2.08 AU

Year: 969 Days

Day: 14.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,708,545 km

• M1: 30,368 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.07 AU - 2.43 AU

Year: 1299 Days

Day: 27.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,708,545 km

• M1: 1,517,072 km (0.087 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.2

Radius: 12.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.63 AU - 8.69 AU

Year: 9812 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,708,545 km

• M1: 151,692 km (0.027 R)
• M2: 539,749 km (0.104 R)
• M3: 1,162,824 km (0.059 R)
• M4: 2,300,815 km (0.097 R)
• M5: 2,820,518 km (0.099 R)
• M6: 4,145,656 km (0.097 R)
• M7: 4,947,202 km (0.106 R)
• M8: 5,357,249 km (0.07 R)
• M9: 6,277,426 km (0.085 R)
• M10: 6,891,824 km (0.059 R)
• M11: 7,869,895 km (0.118 R)
• M12: 8,430,738 km (0.083 R)
• M13: 9,260,707 km (0.1 R)
• M14: 10,362,794 km (0.038 R)
• M15: 12,624,564 km (0.079 R)
• M16: 16,850,555 km (0.045 R)
• M17: 18,360,147 km (0.103 R)
• M18: 20,510,766 km (0.085 R)
• M19: 22,451,948 km (0.039 R)
• M20: 24,670,185 km (0.087 R)
• M21: 25,548,624 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.2

Radius: 10

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.37 AU - 10.87 AU

Year: 11488 Days

Day: 6.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,708,545 km

• M1: 140,772 km (0.098 R)
• M2: 499,806 km (0.043 R)
• M3: 1,885,382 km (0.104 R)
• M4: 2,664,488 km (0.071 R)
• M5: 3,958,808 km (0.089 R)
• M6: 6,657,704 km (0.083 R)
• M7: 9,447,554 km (0.103 R)
• M8: 12,427,843 km (0.08 R)
• M9: 18,219,824 km (0.077 R)
• M10: 20,515,852 km (0.111 R)
• M11: 28,639,166 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.4

Radius: 8.4

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.86 AU - 11.74 AU

Year: 11812 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,708,545 km

• M1: 141,669 km (0.076 R)
• M2: 427,401 km (0.106 R)
• M3: 762,500 km (0.032 R)
• M4: 1,030,729 km (0.089 R)
• M5: 1,644,230 km (0.12 R)
• M6: 2,383,393 km (0.078 R)
• M7: 4,382,769 km (0.066 R)
• M8: 5,368,918 km (0.062 R)
• M9: 6,652,468 km (0.085 R)
• M10: 13,156,684 km (0.119 R)
• M11: 15,255,243 km (0.106 R)
• M12: 33,507,380 km (0.113 R)
• M13: 33,858,636 km (0.092 R)
• M14: 35,408,918 km (0.077 R)
• M15: 40,343,105 km (0.092 R)
• M16: 41,948,889 km (0.063 R)
• M17: 46,293,659 km (0.088 R)
• M18: 52,803,710 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.3

Radius: 5.7

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.93 AU - 20.41 AU

Year: 28597 Days

Day: 21 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,708,545 km

• M1: 70,909 km (0.105 R)
• M2: 474,674 km (0.074 R)
• M3: 711,936 km (0.095 R)
• M4: 909,405 km (0.097 R)
• M5: 1,387,071 km (0.092 R)
• M6: 2,160,792 km (0.057 R)
• M7: 2,376,213 km (0.11 R)
• M8: 3,004,075 km (0.119 R)
• M9: 3,528,565 km (0.056 R)
• M10: 3,706,437 km (0.111 R)
• M11: 4,016,104 km (0.08 R)
• M12: 4,444,403 km (0.062 R)
• M13: 5,012,576 km (0.099 R)
• M14: 5,237,721 km (0.11 R)
• M15: 6,037,471 km (0.086 R)
• M16: 6,961,836 km (0.102 R)
• M17: 7,776,397 km (0.1 R)
• M18: 8,284,281 km (0.107 R)
• M19: 12,961,010 km (0.045 R)
• M20: 15,179,098 km (0.079 R)
• M21: 16,874,191 km (0.106 R)
• M22: 20,731,273 km (0.065 R)
• M23: 21,214,773 km (0.077 R)
• M24: 22,304,743 km (0.095 R)
• M25: 24,274,648 km (0.066 R)
• M26: 28,201,592 km (0.089 R)
• M27: 34,651,205 km (0.081 R)
• M28: 39,015,873 km (0.113 R)
• M29: 48,139,697 km (0.061 R)
• M30: 53,553,495 km (0.065 R)
• M31: 55,198,174 km (0.073 R)
• M32: 58,013,456 km (0.105 R)
• M33: 62,915,778 km (0.1 R)
• M34: 64,746,108 km (0.094 R)
• M35: 64,951,656 km (0.07 R)
• M36: 68,512,683 km (0.11 R)
• M37: 70,884,857 km (0.113 R)
• M38: 72,201,617 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 15,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit