🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.44 AU - 0.64 AU

Year: 144 Days

Day: 16.6 Hours

Environment

Temp: 224 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.62 AU - 0.76 AU

Year: 207 Days

Day: 16.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,881,905 km

• M1: 51,162 km (0.09 R)
• M2: 134,488 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.76 AU - 1.14 AU

Year: 335 Days

Day: 36.1 Hours

Environment

Temp: 78 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,881,905 km

• M1: 283,338 km (0.076 R)
• M2: 769,382 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.29 AU - 2.09 AU

Year: 795 Days

Day: 18 Hours

Environment

Temp: -49 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,881,905 km

• M1: 344,973 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.35 AU - 2.19 AU

Year: 852 Days

Day: 32.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,881,905 km

• M1: 143,016 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.9

Radius: 14.3

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.65 AU - 7.01 AU

Year: 5091 Days

Day: 9.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,881,905 km

• M1: 178,321 km (0.114 R)
• M2: 703,409 km (0.116 R)
• M3: 1,271,432 km (0.041 R)
• M4: 1,916,349 km (0.061 R)
• M5: 2,805,708 km (0.098 R)
• M6: 3,277,091 km (0.092 R)
• M7: 3,878,325 km (0.115 R)
• M8: 4,794,612 km (0.075 R)
• M9: 5,425,466 km (0.098 R)
• M10: 5,980,025 km (0.078 R)
• M11: 6,769,004 km (0.038 R)
• M12: 7,503,979 km (0.054 R)
• M13: 8,226,537 km (0.088 R)
• M14: 10,637,755 km (0.11 R)
• M15: 11,307,804 km (0.113 R)
• M16: 12,819,790 km (0.086 R)
• M17: 14,462,823 km (0.034 R)
• M18: 17,345,724 km (0.099 R)
• M19: 19,179,644 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.4

Radius: 10.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.07 AU - 11.45 AU

Year: 10191 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,881,905 km

• M1: 131,796 km (0.035 R)
• M2: 637,586 km (0.095 R)
• M3: 1,352,066 km (0.115 R)
• M4: 3,128,241 km (0.112 R)
• M5: 4,250,375 km (0.07 R)
• M6: 5,831,624 km (0.093 R)
• M7: 6,393,963 km (0.069 R)
• M8: 9,425,264 km (0.051 R)
• M9: 10,289,342 km (0.079 R)
• M10: 13,146,511 km (0.107 R)
• M11: 14,169,312 km (0.1 R)
• M12: 15,070,938 km (0.086 R)
• M13: 16,251,415 km (0.064 R)
• M14: 18,795,626 km (0.068 R)
• M15: 22,335,261 km (0.116 R)
• M16: 25,387,357 km (0.109 R)
• M17: 26,970,701 km (0.06 R)
• M18: 31,450,260 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.9

Radius: 6.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 13.72 AU - 17.12 AU

Year: 21899 Days

Day: 24.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,881,905 km

• M1: 88,412 km (0.039 R)
• M2: 1,154,148 km (0.109 R)
• M3: 2,876,318 km (0.074 R)
• M4: 3,283,673 km (0.087 R)
• M5: 3,526,171 km (0.104 R)
• M6: 13,839,897 km (0.034 R)
• M7: 23,946,730 km (0.076 R)
• M8: 24,676,318 km (0.117 R)
• M9: 27,051,933 km (0.075 R)
• M10: 35,554,328 km (0.1 R)
• M11: 43,088,076 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.1

Radius: 3.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 15.51 AU - 24.01 AU

Year: 31767 Days

Day: 22.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,881,905 km

• M1: 48,021 km (0.11 R)
• M2: 257,159 km (0.117 R)
• M3: 501,003 km (0.093 R)
• M4: 1,599,201 km (0.104 R)
• M5: 2,285,257 km (0.046 R)
• M6: 3,062,268 km (0.119 R)
• M7: 3,214,409 km (0.091 R)
• M8: 5,648,367 km (0.057 R)
• M9: 6,319,762 km (0.109 R)
• M10: 6,566,898 km (0.115 R)
• M11: 8,186,893 km (0.032 R)
• M12: 12,407,498 km (0.058 R)
• M13: 13,535,615 km (0.035 R)
• M14: 15,102,055 km (0.096 R)
• M15: 15,543,668 km (0.1 R)
• M16: 16,189,182 km (0.076 R)
• M17: 24,338,377 km (0.091 R)
• M18: 30,663,225 km (0.066 R)
• M19: 31,268,797 km (0.118 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit