🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.42 AU - 0.68 AU

Year: 174 Days

Day: 16.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.67 AU - 0.73 AU

Year: 250 Days

Day: 34.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 59,573,983 km

• M1: 20,495 km (0.115 R)
• M2: 76,445 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.02 AU - 1.3 AU

Year: 534 Days

Day: 18.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,573,983 km

• M1: 676,332 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.02 AU - 1.38 AU

Year: 562 Days

Day: 14 Hours

Environment

Temp: -71 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,573,983 km

• M1: 25,731 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.44 AU - 2.9 AU

Year: 1865 Days

Day: 26.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,573,983 km

• M1: 45,627 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.1

Radius: 13.8

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.81 AU - 4.95 AU

Year: 4608 Days

Day: 13.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,573,983 km

• M1: 171,589 km (0.103 R)
• M2: 606,470 km (0.091 R)
• M3: 2,353,474 km (0.116 R)
• M4: 3,335,135 km (0.059 R)
• M5: 4,990,435 km (0.069 R)
• M6: 6,545,804 km (0.102 R)
• M7: 7,238,293 km (0.084 R)
• M8: 8,189,885 km (0.119 R)
• M9: 12,896,384 km (0.104 R)
• M10: 17,745,898 km (0.051 R)
• M11: 18,350,423 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.2

Radius: 11.6

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.54 AU - 8.12 AU

Year: 9366 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,573,983 km

• M1: 144,811 km (0.119 R)
• M2: 641,176 km (0.102 R)
• M3: 1,061,846 km (0.099 R)
• M4: 1,554,920 km (0.109 R)
• M5: 2,026,453 km (0.074 R)
• M6: 2,398,652 km (0.083 R)
• M7: 4,349,259 km (0.081 R)
• M8: 16,260,241 km (0.085 R)
• M9: 18,110,468 km (0.11 R)
• M10: 24,415,420 km (0.069 R)
• M11: 25,261,994 km (0.044 R)
• M12: 29,410,493 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.8

Radius: 12.1

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.19 AU - 10.61 AU

Year: 11350 Days

Day: 13.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,573,983 km

• M1: 150,944 km (0.069 R)
• M2: 818,899 km (0.036 R)
• M3: 1,279,361 km (0.049 R)
• M4: 1,759,720 km (0.107 R)
• M5: 2,939,897 km (0.096 R)
• M6: 3,393,927 km (0.085 R)
• M7: 3,868,451 km (0.116 R)
• M8: 4,531,320 km (0.117 R)
• M9: 6,904,091 km (0.078 R)
• M10: 7,300,526 km (0.088 R)
• M11: 8,358,631 km (0.075 R)
• M12: 10,517,329 km (0.098 R)
• M13: 11,531,901 km (0.103 R)
• M14: 14,642,640 km (0.095 R)
• M15: 15,975,407 km (0.065 R)
• M16: 28,052,892 km (0.096 R)
• M17: 28,759,742 km (0.098 R)
• M18: 30,844,687 km (0.12 R)
• M19: 34,502,056 km (0.087 R)
• M20: 40,708,124 km (0.093 R)
• M21: 41,224,236 km (0.071 R)
• M22: 44,686,081 km (0.07 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.1

Radius: 9.1

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.73 AU - 10.45 AU

Year: 11716 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,573,983 km

• M1: 190,139 km (0.081 R)
• M2: 483,650 km (0.066 R)
• M3: 855,700 km (0.101 R)
• M4: 1,363,285 km (0.03 R)
• M5: 1,901,838 km (0.105 R)
• M6: 3,248,817 km (0.087 R)
• M7: 5,863,189 km (0.08 R)
• M8: 6,208,162 km (0.105 R)
• M9: 6,689,119 km (0.035 R)
• M10: 9,633,056 km (0.094 R)
• M11: 10,060,008 km (0.1 R)
• M12: 12,201,352 km (0.08 R)
• M13: 14,011,785 km (0.043 R)
• M14: 16,217,606 km (0.056 R)
• M15: 16,593,845 km (0.108 R)
• M16: 18,157,442 km (0.088 R)
• M17: 25,805,034 km (0.104 R)
• M18: 39,810,836 km (0.103 R)
• M19: 47,940,882 km (0.118 R)
• M20: 50,292,710 km (0.09 R)
• M21: 52,720,234 km (0.04 R)
• M22: 54,549,517 km (0.074 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: 307 - 18,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit