🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.71 AU - 0.73 AU

Year: 231 Days

Day: 23.9 Hours

Environment

Temp: 115 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.13 AU - 1.29 AU

Year: 504 Days

Day: 29.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.28 AU - 1.34 AU

Year: 568 Days

Day: 25.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,244,646 km

• M1: 58,493 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.9 AU - 4.36 AU

Year: 3179 Days

Day: 19.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.7

Radius: 14.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.32 AU - 6.28 AU

Year: 5290 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 105,244,646 km

• M1: 182,809 km (0.108 R)
• M2: 719,566 km (0.111 R)
• M3: 1,501,663 km (0.107 R)
• M4: 1,972,598 km (0.079 R)
• M5: 2,526,708 km (0.102 R)
• M6: 3,288,012 km (0.115 R)
• M7: 4,075,944 km (0.119 R)
• M8: 6,094,168 km (0.097 R)
• M9: 6,896,312 km (0.061 R)
• M10: 7,395,969 km (0.075 R)
• M11: 8,876,090 km (0.085 R)
• M12: 9,819,006 km (0.113 R)
• M13: 10,592,576 km (0.095 R)
• M14: 12,678,868 km (0.079 R)
• M15: 14,214,042 km (0.082 R)
• M16: 14,791,340 km (0.118 R)
• M17: 15,384,346 km (0.063 R)
• M18: 16,054,993 km (0.1 R)
• M19: 21,084,922 km (0.036 R)
• M20: 21,989,241 km (0.102 R)
• M21: 24,857,781 km (0.08 R)
• M22: 28,875,531 km (0.066 R)
• M23: 31,619,904 km (0.092 R)
• M24: 33,712,778 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.9

Radius: 8.1

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.58 AU - 7.2 AU

Year: 5414 Days

Day: 6.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 171 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,244,646 km

• M1: 101,427 km (0.11 R)
• M2: 400,174 km (0.115 R)
• M3: 1,046,437 km (0.115 R)
• M4: 1,869,973 km (0.109 R)
• M5: 2,433,808 km (0.039 R)
• M6: 4,294,356 km (0.079 R)
• M7: 4,669,698 km (0.102 R)
• M8: 5,594,661 km (0.073 R)
• M9: 6,014,283 km (0.074 R)
• M10: 7,366,947 km (0.073 R)
• M11: 8,470,680 km (0.08 R)
• M12: 14,050,082 km (0.06 R)
• M13: 14,825,747 km (0.057 R)
• M14: 15,466,774 km (0.12 R)
• M15: 17,796,312 km (0.082 R)
• M16: 21,208,640 km (0.116 R)
• M17: 22,367,126 km (0.115 R)
• M18: 24,146,742 km (0.109 R)
• M19: 24,587,457 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.6

Radius: 12.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.83 AU - 10.13 AU

Year: 9353 Days

Day: 13.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 105,244,646 km

• M1: 157,975 km (0.092 R)
• M2: 828,174 km (0.111 R)
• M3: 1,650,214 km (0.057 R)
• M4: 2,592,382 km (0.039 R)
• M5: 3,393,478 km (0.038 R)
• M6: 4,023,884 km (0.087 R)
• M7: 5,099,193 km (0.045 R)
• M8: 5,859,001 km (0.08 R)
• M9: 6,321,108 km (0.039 R)
• M10: 7,440,250 km (0.099 R)
• M11: 9,969,651 km (0.116 R)
• M12: 17,012,569 km (0.108 R)
• M13: 17,444,009 km (0.098 R)
• M14: 17,882,929 km (0.064 R)
• M15: 19,555,434 km (0.094 R)
• M16: 21,580,091 km (0.1 R)
• M17: 22,171,152 km (0.096 R)
• M18: 26,042,297 km (0.108 R)
• M19: 27,100,701 km (0.099 R)
• M20: 27,789,001 km (0.091 R)
• M21: 29,612,450 km (0.113 R)
• M22: 33,948,245 km (0.086 R)
• M23: 39,437,140 km (0.094 R)
• M24: 41,606,908 km (0.074 R)
• M25: 43,185,764 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.8

Radius: 6.2

Gravity: 22.03 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 14.46 AU - 21.82 AU

Year: 29262 Days

Day: 22.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,244,646 km

• M1: 88,712 km (0.071 R)
• M2: 1,800,560 km (0.113 R)
• M3: 2,193,404 km (0.114 R)
• M4: 2,511,599 km (0.114 R)
• M5: 3,995,610 km (0.081 R)
• M6: 8,380,473 km (0.108 R)
• M7: 9,918,339 km (0.108 R)
• M8: 12,299,039 km (0.082 R)
• M9: 12,678,569 km (0.07 R)
• M10: 17,007,932 km (0.091 R)
• M11: 20,809,513 km (0.058 R)
• M12: 30,587,977 km (0.096 R)
• M13: 34,325,979 km (0.089 R)
• M14: 34,625,624 km (0.084 R)
• M15: 40,821,220 km (0.109 R)
• M16: 45,879,573 km (0.063 R)
• M17: 46,243,095 km (0.041 R)
• M18: 50,369,453 km (0.099 R)
• M19: 51,340,344 km (0.11 R)
• M20: 67,907,261 km (0.066 R)
• M21: 71,015,306 km (0.075 R)
• M22: 75,473,472 km (0.027 R)
• M23: 77,256,529 km (0.055 R)
• M24: 92,542,290 km (0.114 R)
• M25: 95,468,125 km (0.106 R)
• M26: 96,655,633 km (0.05 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 15,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit