🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.53 AU - 0.81 AU

Year: 231 Days

Day: 42.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,374,724 km

• M1: 107,860 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.26 AU - 1.42 AU

Year: 654 Days

Day: 32.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.69 AU - 2.69 AU

Year: 1367 Days

Day: 37.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.4

Radius: 10.2

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.04 AU - 6.04 AU

Year: 4772 Days

Day: 11.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,374,724 km

• M1: 127,158 km (0.111 R)
• M2: 520,002 km (0.069 R)
• M3: 863,329 km (0.093 R)
• M4: 1,353,262 km (0.097 R)
• M5: 2,264,912 km (0.073 R)
• M6: 2,995,398 km (0.093 R)
• M7: 4,014,758 km (0.083 R)
• M8: 5,028,882 km (0.07 R)
• M9: 5,625,628 km (0.062 R)
• M10: 7,029,006 km (0.074 R)
• M11: 7,998,250 km (0.098 R)
• M12: 11,346,251 km (0.063 R)
• M13: 11,778,888 km (0.076 R)
• M14: 12,986,890 km (0.096 R)
• M15: 14,164,974 km (0.113 R)
• M16: 19,391,175 km (0.063 R)
• M17: 23,382,895 km (0.114 R)
• M18: 25,941,019 km (0.074 R)
• M19: 28,065,159 km (0.067 R)
• M20: 29,483,945 km (0.062 R)
• M21: 30,764,204 km (0.093 R)
• M22: 31,230,201 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.7

Radius: 14.2

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.97 AU - 8.75 AU

Year: 8421 Days

Day: 13.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,374,724 km

• M1: 176,525 km (0.073 R)
• M2: 812,915 km (0.043 R)
• M3: 1,504,057 km (0.111 R)
• M4: 3,897,324 km (0.07 R)
• M5: 4,656,832 km (0.091 R)
• M6: 6,265,159 km (0.088 R)
• M7: 7,047,556 km (0.088 R)
• M8: 7,974,614 km (0.042 R)
• M9: 11,045,559 km (0.068 R)
• M10: 11,816,736 km (0.103 R)
• M11: 12,678,719 km (0.108 R)
• M12: 17,152,742 km (0.118 R)
• M13: 24,508,619 km (0.108 R)
• M14: 25,999,811 km (0.109 R)
• M15: 29,065,819 km (0.025 R)
• M16: 33,412,535 km (0.091 R)
• M17: 37,599,181 km (0.045 R)
• M18: 39,818,316 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.1

Radius: 3.6

Gravity: 40.59 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 11.39 AU - 12.97 AU

Year: 17928 Days

Day: 19.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,374,724 km

• M1: 50,265 km (0.112 R)
• M2: 174,282 km (0.099 R)
• M3: 379,979 km (0.111 R)
• M4: 801,994 km (0.118 R)
• M5: 1,068,428 km (0.109 R)
• M6: 1,527,693 km (0.085 R)
• M7: 1,673,103 km (0.098 R)
• M8: 2,206,120 km (0.064 R)
• M9: 3,855,436 km (0.058 R)
• M10: 4,840,987 km (0.111 R)
• M11: 5,049,377 km (0.089 R)
• M12: 5,596,905 km (0.095 R)
• M13: 6,938,948 km (0.061 R)
• M14: 7,293,943 km (0.048 R)
• M15: 8,088,308 km (0.12 R)
• M16: 9,519,810 km (0.087 R)
• M17: 11,171,520 km (0.093 R)
• M18: 14,522,961 km (0.113 R)
• M19: 15,849,446 km (0.1 R)
• M20: 17,014,963 km (0.037 R)
• M21: 19,602,258 km (0.093 R)
• M22: 20,943,403 km (0.066 R)
• M23: 22,440,129 km (0.075 R)
• M24: 22,632,063 km (0.102 R)
• M25: 25,959,569 km (0.08 R)
• M26: 27,464,673 km (0.08 R)
• M27: 31,962,183 km (0.051 R)
• M28: 32,327,202 km (0.075 R)
• M29: 32,572,094 km (0.074 R)
• M30: 38,004,441 km (0.034 R)
• M31: 38,140,725 km (0.12 R)
• M32: 41,077,032 km (0.08 R)
• M33: 44,160,543 km (0.054 R)
• M34: 44,916,761 km (0.113 R)
• M35: 53,471,066 km (0.107 R)
• M36: 62,478,204 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.5

Radius: 6.5

Gravity: 17.57 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.38 AU - 16.9 AU

Year: 21246 Days

Day: 16.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,374,724 km

• M1: 94,396 km (0.097 R)
• M2: 395,387 km (0.089 R)
• M3: 612,454 km (0.089 R)
• M4: 1,351,018 km (0.114 R)
• M5: 1,771,538 km (0.099 R)
• M6: 4,402,217 km (0.066 R)
• M7: 5,807,539 km (0.065 R)
• M8: 6,233,743 km (0.119 R)
• M9: 7,053,091 km (0.102 R)
• M10: 13,240,608 km (0.092 R)
• M11: 14,510,844 km (0.091 R)
• M12: 14,899,499 km (0.103 R)
• M13: 15,374,921 km (0.068 R)
• M14: 16,861,924 km (0.092 R)
• M15: 18,082,942 km (0.081 R)
• M16: 20,797,844 km (0.087 R)
• M17: 30,171,497 km (0.097 R)
• M18: 37,775,557 km (0.038 R)
• M19: 48,955,604 km (0.064 R)
• M20: 61,543,666 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 18,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit