🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.52 AU - 0.54 AU

Year: 142 Days

Day: 12.5 Hours

Environment

Temp: 253 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.94 AU - 1.46 AU

Year: 483 Days

Day: 38.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.79 AU - 3.45 AU

Year: 2023 Days

Day: 18.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.5

Radius: 10.2

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.16 AU - 9.12 AU

Year: 7752 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,508,269 km

• M1: 127,009 km (0.073 R)
• M2: 513,270 km (0.106 R)
• M3: 857,794 km (0.111 R)
• M4: 1,387,520 km (0.114 R)
• M5: 2,461,334 km (0.109 R)
• M6: 3,263,328 km (0.115 R)
• M7: 5,475,432 km (0.099 R)
• M8: 6,503,618 km (0.111 R)
• M9: 7,257,591 km (0.069 R)
• M10: 8,026,674 km (0.063 R)
• M11: 9,967,407 km (0.059 R)
• M12: 12,824,128 km (0.109 R)
• M13: 14,315,319 km (0.109 R)
• M14: 16,661,164 km (0.092 R)
• M15: 17,426,357 km (0.056 R)
• M16: 18,507,201 km (0.034 R)
• M17: 20,017,242 km (0.096 R)
• M18: 26,507,247 km (0.099 R)
• M19: 27,072,427 km (0.078 R)
• M20: 34,052,963 km (0.056 R)
• M21: 37,717,513 km (0.083 R)
• M22: 42,401,123 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.7

Radius: 7.1

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.47 AU - 18.17 AU

Year: 20943 Days

Day: 17.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,508,269 km

• M1: 90,507 km (0.117 R)
• M2: 579,841 km (0.071 R)
• M3: 1,558,211 km (0.12 R)
• M4: 2,272,691 km (0.109 R)
• M5: 2,761,277 km (0.104 R)
• M6: 3,450,924 km (0.065 R)
• M7: 3,704,791 km (0.102 R)
• M8: 4,147,152 km (0.116 R)
• M9: 5,346,777 km (0.113 R)
• M10: 7,808,261 km (0.05 R)
• M11: 8,452,280 km (0.091 R)
• M12: 9,306,633 km (0.114 R)
• M13: 10,170,262 km (0.04 R)
• M14: 11,951,523 km (0.112 R)
• M15: 12,373,838 km (0.083 R)
• M16: 13,416,984 km (0.099 R)
• M17: 16,635,134 km (0.105 R)
• M18: 17,631,605 km (0.106 R)
• M19: 18,110,019 km (0.071 R)
• M20: 18,597,110 km (0.109 R)
• M21: 20,036,840 km (0.099 R)
• M22: 20,632,987 km (0.06 R)
• M23: 21,782,647 km (0.069 R)
• M24: 26,275,370 km (0.105 R)
• M25: 30,657,540 km (0.112 R)
• M26: 33,904,861 km (0.065 R)
• M27: 36,817,233 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.1

Radius: 3.5

Gravity: 35.19 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 15.29 AU - 15.35 AU

Year: 22012 Days

Day: 18.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,508,269 km

• M1: 43,533 km (0.119 R)
• M2: 264,190 km (0.078 R)
• M3: 415,882 km (0.09 R)
• M4: 590,912 km (0.045 R)
• M5: 845,378 km (0.115 R)
• M6: 1,307,186 km (0.037 R)
• M7: 3,946,242 km (0.105 R)
• M8: 4,324,575 km (0.114 R)
• M9: 6,500,925 km (0.045 R)
• M10: 6,760,926 km (0.116 R)
• M11: 7,209,570 km (0.112 R)
• M12: 7,582,667 km (0.103 R)
• M13: 11,727,276 km (0.036 R)
• M14: 13,596,950 km (0.092 R)
• M15: 14,898,302 km (0.103 R)
• M16: 15,733,358 km (0.078 R)
• M17: 16,598,931 km (0.044 R)
• M18: 18,596,811 km (0.047 R)
• M19: 20,105,206 km (0.081 R)
• M20: 21,981,911 km (0.102 R)
• M21: 32,755,202 km (0.069 R)
• M22: 34,292,320 km (0.098 R)
• M23: 35,210,851 km (0.072 R)
• M24: 37,234,012 km (0.09 R)
• M25: 40,050,342 km (0.061 R)
• M26: 40,922,198 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 14,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit