🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.49 AU - 0.69 AU

Year: 194 Days

Day: 25.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.54 AU - 0.9 AU

Year: 261 Days

Day: 12.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,959,127 km

• M1: 38,596 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.71 AU - 1.09 AU

Year: 365 Days

Day: 32.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 13.9

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.02 AU - 3.34 AU

Year: 2424 Days

Day: 11.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,959,127 km

• M1: 172,935 km (0.101 R)
• M2: 694,882 km (0.041 R)
• M3: 1,794,875 km (0.095 R)
• M4: 2,265,211 km (0.088 R)
• M5: 2,818,573 km (0.104 R)
• M6: 3,516,747 km (0.101 R)
• M7: 4,222,699 km (0.051 R)
• M8: 4,767,385 km (0.073 R)
• M9: 5,432,946 km (0.079 R)
• M10: 6,187,069 km (0.066 R)
• M11: 6,833,930 km (0.07 R)
• M12: 7,587,903 km (0.072 R)
• M13: 8,396,779 km (0.108 R)
• M14: 9,442,468 km (0.087 R)
• M15: 10,301,609 km (0.077 R)
• M16: 12,090,051 km (0.047 R)
• M17: 13,330,965 km (0.065 R)
• M18: 14,412,708 km (0.106 R)
• M19: 15,807,409 km (0.065 R)
• M20: 16,326,812 km (0.029 R)
• M21: 17,454,631 km (0.079 R)
• M22: 18,235,083 km (0.117 R)
• M23: 19,567,401 km (0.08 R)
• M24: 20,045,815 km (0.113 R)
• M25: 20,532,009 km (0.107 R)

Asteroid Belt

Center: 4.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.9

Radius: 11.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.41 AU - 7.15 AU

Year: 5940 Days

Day: 13 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 95,959,127 km

• M1: 141,819 km (0.07 R)
• M2: 721,062 km (0.102 R)
• M3: 1,198,429 km (0.049 R)
• M4: 2,492,600 km (0.057 R)
• M5: 5,362,186 km (0.055 R)
• M6: 5,882,039 km (0.087 R)
• M7: 9,078,945 km (0.047 R)
• M8: 15,238,189 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.8

Radius: 9.1

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.12 AU - 8.76 AU

Year: 10482 Days

Day: 13 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,959,127 km

• M1: 113,246 km (0.088 R)
• M2: 809,474 km (0.117 R)
• M3: 1,363,734 km (0.05 R)
• M4: 1,906,475 km (0.065 R)
• M5: 3,246,274 km (0.088 R)
• M6: 3,628,945 km (0.112 R)
• M7: 4,363,919 km (0.104 R)
• M8: 6,052,131 km (0.067 R)
• M9: 7,295,290 km (0.118 R)
• M10: 7,819,481 km (0.043 R)
• M11: 9,140,579 km (0.083 R)
• M12: 10,604,694 km (0.11 R)
• M13: 13,597,848 km (0.101 R)
• M14: 18,915,005 km (0.114 R)
• M15: 23,545,658 km (0.112 R)
• M16: 25,473,376 km (0.055 R)
• M17: 32,346,800 km (0.102 R)
• M18: 33,284,479 km (0.103 R)
• M19: 33,999,557 km (0.029 R)
• M20: 39,294,574 km (0.085 R)
• M21: 40,902,751 km (0.104 R)
• M22: 41,311,452 km (0.1 R)
• M23: 43,679,736 km (0.115 R)
• M24: 47,474,585 km (0.105 R)
• M25: 48,380,400 km (0.09 R)
• M26: 49,606,205 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751

Radius: 4.3

Gravity: 40.62 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.13 AU - 17.63 AU

Year: 27052 Days

Day: 18.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 95,959,127 km

• M1: 55,202 km (0.118 R)
• M2: 284,236 km (0.11 R)
• M3: 585,227 km (0.045 R)
• M4: 1,060,799 km (0.093 R)
• M5: 2,368,433 km (0.084 R)
• M6: 3,531,407 km (0.085 R)
• M7: 4,453,828 km (0.085 R)
• M8: 6,284,008 km (0.106 R)
• M9: 6,519,326 km (0.092 R)
• M10: 6,663,388 km (0.071 R)
• M11: 7,108,292 km (0.078 R)
• M12: 9,449,499 km (0.055 R)
• M13: 12,258,798 km (0.115 R)
• M14: 12,552,309 km (0.08 R)
• M15: 14,493,939 km (0.117 R)
• M16: 17,168,151 km (0.108 R)
• M17: 19,550,796 km (0.072 R)
• M18: 20,052,547 km (0.073 R)
• M19: 22,910,465 km (0.103 R)
• M20: 26,757,973 km (0.085 R)
• M21: 35,701,083 km (0.115 R)
• M22: 35,999,381 km (0.045 R)
• M23: 44,351,281 km (0.115 R)
• M24: 55,687,807 km (0.101 R)
• M25: 61,695,508 km (0.113 R)
• M26: 62,773,062 km (0.118 R)
• M27: 63,207,644 km (0.094 R)
• M28: 67,436,327 km (0.105 R)
• M29: 70,905,052 km (0.104 R)
• M30: 85,436,092 km (0.107 R)
• M31: 87,313,545 km (0.06 R)
• M32: 89,218,375 km (0.076 R)
• M33: 92,267,180 km (0.064 R)
• M34: 94,527,753 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 17,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit