🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.51 AU - 0.73 AU

Year: 215 Days

Day: 36.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.68 AU - 0.98 AU

Year: 332 Days

Day: 35.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.34 AU - 1.48 AU

Year: 736 Days

Day: 16.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,849,054 km

• M1: 18,251 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.63 AU - 2.07 AU

Year: 1106 Days

Day: 30.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.64 AU - 2.34 AU

Year: 1234 Days

Day: 14.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,849,054 km

• M1: 1,058,255 km (0.106 R)

Asteroid Belt

Center: 2.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 13.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.19 AU - 2.83 AU

Year: 1749 Days

Day: 10.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,849,054 km

• M1: 166,652 km (0.118 R)
• M2: 612,603 km (0.097 R)
• M3: 1,488,499 km (0.08 R)
• M4: 2,125,487 km (0.079 R)
• M5: 2,565,903 km (0.108 R)
• M6: 6,160,740 km (0.078 R)
• M7: 7,489,318 km (0.084 R)
• M8: 8,379,426 km (0.055 R)
• M9: 10,237,132 km (0.099 R)
• M10: 12,889,652 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 10.4

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.51 AU - 6.55 AU

Year: 6511 Days

Day: 5.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,849,054 km

• M1: 129,402 km (0.082 R)
• M2: 505,940 km (0.099 R)
• M3: 846,275 km (0.07 R)
• M4: 1,382,434 km (0.067 R)
• M5: 1,729,501 km (0.12 R)
• M6: 3,426,090 km (0.104 R)
• M7: 3,971,823 km (0.025 R)
• M8: 5,514,028 km (0.069 R)
• M9: 6,029,692 km (0.1 R)
• M10: 7,498,593 km (0.052 R)
• M11: 8,296,100 km (0.076 R)
• M12: 8,758,357 km (0.076 R)
• M13: 10,248,651 km (0.079 R)
• M14: 12,007,174 km (0.073 R)
• M15: 12,599,133 km (0.077 R)
• M16: 13,041,793 km (0.087 R)
• M17: 14,372,615 km (0.115 R)
• M18: 14,917,301 km (0.094 R)
• M19: 15,983,635 km (0.118 R)
• M20: 16,371,841 km (0.07 R)
• M21: 19,414,363 km (0.095 R)
• M22: 21,068,766 km (0.093 R)
• M23: 23,224,920 km (0.104 R)
• M24: 24,229,021 km (0.081 R)
• M25: 28,158,957 km (0.088 R)
• M26: 33,118,126 km (0.061 R)
• M27: 33,962,008 km (0.091 R)
• M28: 37,938,618 km (0.08 R)
• M29: 38,514,271 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.7

Radius: 11.3

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.09 AU - 7.39 AU

Year: 8566 Days

Day: 8.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,849,054 km

• M1: 140,472 km (0.072 R)
• M2: 612,304 km (0.085 R)
• M3: 972,536 km (0.057 R)
• M4: 1,546,094 km (0.1 R)
• M5: 2,596,121 km (0.12 R)
• M6: 3,065,709 km (0.056 R)
• M7: 4,422,711 km (0.119 R)
• M8: 4,824,831 km (0.098 R)
• M9: 5,836,860 km (0.108 R)
• M10: 6,796,231 km (0.079 R)
• M11: 7,255,048 km (0.079 R)
• M12: 7,775,349 km (0.105 R)
• M13: 9,393,998 km (0.06 R)
• M14: 10,457,041 km (0.101 R)
• M15: 11,544,767 km (0.113 R)
• M16: 12,088,705 km (0.067 R)
• M17: 14,066,538 km (0.062 R)
• M18: 14,624,389 km (0.097 R)
• M19: 18,068,580 km (0.118 R)
• M20: 20,723,344 km (0.12 R)
• M21: 21,445,902 km (0.092 R)
• M22: 25,222,949 km (0.057 R)
• M23: 29,121,619 km (0.115 R)
• M24: 30,643,179 km (0.095 R)
• M25: 33,623,917 km (0.057 R)
• M26: 35,184,522 km (0.09 R)
• M27: 39,418,441 km (0.1 R)
• M28: 41,404,651 km (0.074 R)
• M29: 43,326,685 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 12,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit