🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.9 AU - 1.04 AU

Year: 336 Days

Day: 23.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,412,651 km

• M1: 668,702 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.04 AU - 1.64 AU

Year: 545 Days

Day: 40.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.87 AU - 4.79 AU

Year: 2634 Days

Day: 23.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 153.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.8

Radius: 11.5

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.26 AU - 7.88 AU

Year: 5919 Days

Day: 5.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,412,651 km

• M1: 143,016 km (0.1 R)
• M2: 518,057 km (0.069 R)
• M3: 961,765 km (0.03 R)
• M4: 1,466,508 km (0.084 R)
• M5: 2,144,934 km (0.067 R)
• M6: 2,522,519 km (0.047 R)
• M7: 4,053,055 km (0.117 R)
• M8: 4,879,135 km (0.105 R)
• M9: 5,569,828 km (0.098 R)
• M10: 6,259,175 km (0.115 R)
• M11: 6,830,040 km (0.091 R)
• M12: 7,326,107 km (0.071 R)
• M13: 11,698,254 km (0.088 R)
• M14: 13,312,116 km (0.082 R)
• M15: 15,010,501 km (0.079 R)
• M16: 20,529,316 km (0.071 R)
• M17: 23,499,133 km (0.108 R)
• M18: 25,044,778 km (0.113 R)
• M19: 26,484,358 km (0.1 R)
• M20: 28,157,760 km (0.088 R)
• M21: 29,158,271 km (0.115 R)
• M22: 31,037,669 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.3

Radius: 9.9

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.01 AU - 8.23 AU

Year: 5986 Days

Day: 7.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,412,651 km

• M1: 123,119 km (0.079 R)
• M2: 600,935 km (0.062 R)
• M3: 960,119 km (0.118 R)
• M4: 2,186,373 km (0.083 R)
• M5: 2,705,477 km (0.085 R)
• M6: 4,666,257 km (0.106 R)
• M7: 7,086,601 km (0.117 R)
• M8: 12,519,846 km (0.051 R)
• M9: 13,592,014 km (0.11 R)
• M10: 16,212,071 km (0.035 R)
• M11: 19,350,335 km (0.074 R)
• M12: 24,238,595 km (0.103 R)
• M13: 25,658,279 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695

Radius: 10.1

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.85 AU - 9.47 AU

Year: 8192 Days

Day: 7.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,412,651 km

• M1: 125,662 km (0.096 R)
• M2: 503,995 km (0.112 R)
• M3: 953,238 km (0.086 R)
• M4: 1,330,224 km (0.025 R)
• M5: 1,706,313 km (0.115 R)
• M6: 2,054,727 km (0.118 R)
• M7: 2,756,341 km (0.109 R)
• M8: 3,982,595 km (0.093 R)
• M9: 4,298,695 km (0.095 R)
• M10: 5,102,484 km (0.056 R)
• M11: 6,420,591 km (0.078 R)
• M12: 8,982,155 km (0.06 R)
• M13: 9,482,411 km (0.094 R)
• M14: 9,810,479 km (0.095 R)
• M15: 12,323,573 km (0.099 R)
• M16: 13,758,367 km (0.093 R)
• M17: 16,214,315 km (0.082 R)
• M18: 16,820,186 km (0.116 R)
• M19: 20,231,915 km (0.098 R)
• M20: 21,331,160 km (0.083 R)
• M21: 30,776,172 km (0.074 R)
• M22: 34,053,861 km (0.096 R)
• M23: 35,494,937 km (0.091 R)
• M24: 36,861,065 km (0.116 R)
• M25: 37,207,982 km (0.075 R)
• M26: 38,143,717 km (0.057 R)
• M27: 39,095,160 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.4

Radius: 10.7

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.78 AU - 13.22 AU

Year: 12822 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,412,651 km

• M1: 147,204 km (0.118 R)
• M2: 593,156 km (0.083 R)
• M3: 1,312,871 km (0.111 R)
• M4: 1,686,118 km (0.03 R)
• M5: 2,075,521 km (0.118 R)
• M6: 3,234,156 km (0.112 R)
• M7: 5,286,789 km (0.071 R)
• M8: 6,131,867 km (0.091 R)
• M9: 8,372,394 km (0.097 R)
• M10: 12,246,082 km (0.085 R)
• M11: 14,398,197 km (0.078 R)
• M12: 20,553,251 km (0.074 R)
• M13: 20,904,806 km (0.084 R)
• M14: 25,141,568 km (0.092 R)
• M15: 27,513,741 km (0.102 R)
• M16: 30,826,885 km (0.072 R)
• M17: 31,172,307 km (0.028 R)
• M18: 33,906,058 km (0.084 R)
• M19: 35,646,181 km (0.079 R)
• M20: 36,666,737 km (0.11 R)
• M21: 37,969,884 km (0.099 R)
• M22: 40,392,921 km (0.074 R)
• M23: 41,083,764 km (0.086 R)
• M24: 42,347,417 km (0.116 R)
• M25: 52,252,741 km (0.055 R)
• M26: 58,704,149 km (0.108 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 15,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit