🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.69 AU - 0.87 AU

Year: 260 Days

Day: 35.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.18 AU - 3.4 AU

Year: 1756 Days

Day: 31.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.33 AU - 4.83 AU

Year: 3105 Days

Day: 23.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,642,674 km

• M1: 1,880,894 km (0.105 R)

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.3

Radius: 9.8

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.96 AU - 6.64 AU

Year: 5262 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,642,674 km

• M1: 121,922 km (0.119 R)
• M2: 520,750 km (0.088 R)
• M3: 1,323,792 km (0.068 R)
• M4: 1,782,907 km (0.065 R)
• M5: 2,214,796 km (0.115 R)
• M6: 2,570,540 km (0.092 R)
• M7: 2,886,341 km (0.073 R)
• M8: 3,529,911 km (0.108 R)
• M9: 4,658,029 km (0.111 R)
• M10: 5,334,660 km (0.086 R)
• M11: 6,010,992 km (0.101 R)
• M12: 7,609,445 km (0.086 R)
• M13: 9,300,500 km (0.091 R)
• M14: 9,781,906 km (0.12 R)
• M15: 10,465,269 km (0.058 R)
• M16: 13,082,035 km (0.115 R)
• M17: 14,024,651 km (0.052 R)
• M18: 16,546,721 km (0.075 R)
• M19: 17,189,095 km (0.111 R)
• M20: 18,387,074 km (0.043 R)
• M21: 22,470,348 km (0.1 R)
• M22: 23,578,270 km (0.039 R)
• M23: 25,646,760 km (0.098 R)
• M24: 28,013,697 km (0.094 R)
• M25: 28,467,428 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.4

Radius: 13.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.43 AU - 8.61 AU

Year: 7007 Days

Day: 10.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 104,642,674 km

• M1: 168,447 km (0.054 R)
• M2: 1,087,427 km (0.088 R)
• M3: 2,074,474 km (0.103 R)
• M4: 4,843,829 km (0.078 R)
• M5: 5,664,523 km (0.083 R)
• M6: 7,379,663 km (0.081 R)
• M7: 8,562,683 km (0.091 R)
• M8: 9,049,923 km (0.104 R)
• M9: 10,223,518 km (0.109 R)
• M10: 16,738,805 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 11.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.7 AU - 9.24 AU

Year: 8476 Days

Day: 6.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,642,674 km

• M1: 143,016 km (0.085 R)
• M2: 524,789 km (0.108 R)
• M3: 1,057,956 km (0.049 R)
• M4: 1,482,664 km (0.062 R)
• M5: 2,137,903 km (0.077 R)
• M6: 3,174,766 km (0.116 R)
• M7: 4,078,936 km (0.116 R)
• M8: 5,178,480 km (0.111 R)
• M9: 5,831,774 km (0.107 R)
• M10: 7,145,393 km (0.036 R)
• M11: 8,339,932 km (0.073 R)
• M12: 10,150,365 km (0.026 R)
• M13: 10,964,178 km (0.1 R)
• M14: 12,492,320 km (0.085 R)
• M15: 16,034,349 km (0.101 R)
• M16: 17,067,322 km (0.076 R)
• M17: 17,780,455 km (0.099 R)
• M18: 20,913,184 km (0.11 R)
• M19: 22,062,245 km (0.116 R)
• M20: 22,737,530 km (0.106 R)
• M21: 25,301,338 km (0.119 R)
• M22: 26,416,590 km (0.117 R)
• M23: 28,645,299 km (0.102 R)
• M24: 29,449,089 km (0.072 R)
• M25: 31,418,395 km (0.101 R)
• M26: 32,381,207 km (0.093 R)
• M27: 33,033,903 km (0.109 R)
• M28: 34,591,067 km (0.066 R)
• M29: 42,207,693 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.1

Radius: 3.7

Gravity: 69.04 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 14.48 AU - 20.42 AU

Year: 27461 Days

Day: 17.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,642,674 km

• M1: 46,076 km (0.088 R)
• M2: 209,287 km (0.116 R)
• M3: 413,339 km (0.057 R)
• M4: 821,592 km (0.106 R)
• M5: 2,269,101 km (0.112 R)
• M6: 2,391,621 km (0.109 R)
• M7: 2,898,459 km (0.075 R)
• M8: 3,669,935 km (0.1 R)
• M9: 4,193,528 km (0.111 R)
• M10: 6,108,530 km (0.063 R)
• M11: 6,394,860 km (0.087 R)
• M12: 7,149,881 km (0.117 R)
• M13: 8,132,290 km (0.097 R)
• M14: 13,120,631 km (0.072 R)
• M15: 15,618,018 km (0.108 R)
• M16: 17,734,678 km (0.025 R)
• M17: 20,348,751 km (0.05 R)
• M18: 23,208,464 km (0.09 R)
• M19: 26,075,806 km (0.103 R)
• M20: 26,575,463 km (0.073 R)
• M21: 40,236,292 km (0.104 R)
• M22: 42,431,042 km (0.105 R)
• M23: 53,398,960 km (0.097 R)
• M24: 64,963,923 km (0.073 R)
• M25: 72,547,637 km (0.1 R)
• M26: 76,551,474 km (0.113 R)
• M27: 77,062,052 km (0.091 R)
• M28: 83,098,176 km (0.106 R)
• M29: 83,367,453 km (0.11 R)
• M30: 86,093,126 km (0.071 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 10,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit