🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.61 AU - 0.65 AU

Year: 223 Days

Day: 22.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.57 AU - 0.77 AU

Year: 245 Days

Day: 33.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.77 AU - 0.93 AU

Year: 350 Days

Day: 14.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.85 AU - 1.07 AU

Year: 420 Days

Day: 13.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,357,356 km

• M1: 98,435 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.86 AU - 1.22 AU

Year: 473 Days

Day: 25.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,357,356 km

• M1: 39,643 km (0.119 R)
• M2: 481,107 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.53 AU - 1.63 AU

Year: 886 Days

Day: 40.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,357,356 km

• M1: 40,840 km (0.064 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.65 AU - 2.31 AU

Year: 1243 Days

Day: 19 Hours

Environment

Temp: -114 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,357,356 km

• M1: 175,628 km (0.059 R)
• M2: 801,097 km (0.078 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.82 AU - 2.48 AU

Year: 1407 Days

Day: 21 Hours

Environment

Temp: -137 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 10.4

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.66 AU - 9.52 AU

Year: 12229 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,357,356 km

• M1: 129,402 km (0.1 R)
• M2: 695,481 km (0.11 R)
• M3: 1,996,683 km (0.119 R)
• M4: 3,218,149 km (0.114 R)
• M5: 4,627,810 km (0.07 R)
• M6: 5,558,159 km (0.049 R)
• M7: 8,378,977 km (0.069 R)
• M8: 10,176,694 km (0.053 R)
• M9: 11,053,188 km (0.093 R)
• M10: 12,038,589 km (0.109 R)
• M11: 13,657,687 km (0.053 R)
• M12: 15,067,647 km (0.037 R)
• M13: 17,095,596 km (0.056 R)
• M14: 18,253,633 km (0.119 R)
• M15: 21,071,458 km (0.12 R)
• M16: 21,863,280 km (0.028 R)
• M17: 24,071,943 km (0.097 R)
• M18: 27,242,670 km (0.115 R)
• M19: 27,971,660 km (0.117 R)
• M20: 28,820,778 km (0.107 R)
• M21: 32,738,297 km (0.111 R)
• M22: 38,278,654 km (0.043 R)
• M23: 39,589,581 km (0.105 R)
• M24: 40,659,654 km (0.107 R)
• M25: 41,748,876 km (0.108 R)
• M26: 44,413,513 km (0.094 R)
• M27: 50,859,087 km (0.096 R)
• M28: 54,550,116 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.7

Radius: 7.7

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.46 AU - 16.88 AU

Year: 29015 Days

Day: 17.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,357,356 km

• M1: 96,042 km (0.057 R)
• M2: 407,505 km (0.076 R)
• M3: 931,845 km (0.088 R)
• M4: 2,013,587 km (0.051 R)
• M5: 2,254,889 km (0.036 R)
• M6: 4,755,118 km (0.083 R)
• M7: 5,817,263 km (0.108 R)
• M8: 7,695,314 km (0.111 R)
• M9: 8,571,360 km (0.098 R)
• M10: 11,390,531 km (0.115 R)
• M11: 16,827,666 km (0.113 R)
• M12: 18,109,421 km (0.091 R)
• M13: 19,652,672 km (0.118 R)
• M14: 21,702,462 km (0.106 R)
• M15: 22,452,396 km (0.067 R)
• M16: 23,441,837 km (0.082 R)
• M17: 24,003,876 km (0.078 R)
• M18: 24,345,408 km (0.088 R)
• M19: 31,467,164 km (0.075 R)
• M20: 32,289,055 km (0.102 R)
• M21: 37,830,160 km (0.105 R)
• M22: 40,021,619 km (0.061 R)
• M23: 42,794,864 km (0.086 R)
• M24: 43,465,512 km (0.112 R)
• M25: 52,068,586 km (0.106 R)
• M26: 54,973,178 km (0.074 R)
• M27: 56,164,725 km (0.092 R)
• M28: 62,596,387 km (0.095 R)
• M29: 66,996,210 km (0.079 R)
• M30: 71,362,971 km (0.104 R)
• M31: 83,232,067 km (0.088 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 13,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit