🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.43 AU - 0.59 AU

Year: 139 Days

Day: 19.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.5 AU - 0.74 AU

Year: 187 Days

Day: 36.3 Hours

Environment

Temp: 163 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.9 AU - 1.22 AU

Year: 418 Days

Day: 15.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 111.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.17 AU - 1.75 AU

Year: 675 Days

Day: 37.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.21 AU - 2.73 AU

Year: 1486 Days

Day: 22.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.6

Radius: 10.6

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.56 AU - 6.14 AU

Year: 5418 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,691,889 km

• M1: 133,292 km (0.112 R)
• M2: 636,240 km (0.108 R)
• M3: 1,511,387 km (0.03 R)
• M4: 2,249,802 km (0.116 R)
• M5: 2,799,126 km (0.088 R)
• M6: 3,456,908 km (0.094 R)
• M7: 4,761,700 km (0.082 R)
• M8: 5,411,853 km (0.063 R)
• M9: 8,013,509 km (0.089 R)
• M10: 9,093,905 km (0.092 R)
• M11: 14,787,301 km (0.094 R)
• M12: 18,466,212 km (0.078 R)
• M13: 18,858,008 km (0.096 R)
• M14: 19,389,230 km (0.104 R)
• M15: 20,831,354 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.7

Radius: 8.2

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.98 AU - 7.6 AU

Year: 6774 Days

Day: 5.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,691,889 km

• M1: 159,471 km (0.12 R)
• M2: 420,071 km (0.096 R)
• M3: 855,999 km (0.075 R)
• M4: 1,321,847 km (0.103 R)
• M5: 1,639,742 km (0.12 R)
• M6: 2,180,838 km (0.117 R)
• M7: 2,702,785 km (0.102 R)
• M8: 3,115,824 km (0.051 R)
• M9: 5,687,262 km (0.057 R)
• M10: 7,657,167 km (0.072 R)
• M11: 10,507,605 km (0.078 R)
• M12: 10,889,379 km (0.115 R)
• M13: 12,142,560 km (0.058 R)
• M14: 15,908,986 km (0.055 R)
• M15: 22,128,816 km (0.099 R)
• M16: 24,795,099 km (0.117 R)
• M17: 29,138,374 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.4

Radius: 9.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.04 AU - 8.66 AU

Year: 9238 Days

Day: 14.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,691,889 km

• M1: 124,465 km (0.091 R)
• M2: 434,881 km (0.115 R)
• M3: 970,741 km (0.091 R)
• M4: 2,246,960 km (0.108 R)
• M5: 2,733,003 km (0.107 R)
• M6: 3,462,592 km (0.087 R)
• M7: 6,469,659 km (0.117 R)
• M8: 8,144,856 km (0.116 R)
• M9: 8,468,137 km (0.087 R)
• M10: 10,173,702 km (0.102 R)
• M11: 10,676,202 km (0.089 R)
• M12: 11,595,331 km (0.1 R)
• M13: 11,913,077 km (0.066 R)
• M14: 13,590,518 km (0.075 R)
• M15: 14,200,279 km (0.077 R)
• M16: 23,150,420 km (0.112 R)
• M17: 24,463,141 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.6

Radius: 15

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.67 AU - 10.97 AU

Year: 12694 Days

Day: 10.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,691,889 km

• M1: 197,619 km (0.105 R)
• M2: 752,776 km (0.077 R)
• M3: 1,460,225 km (0.078 R)
• M4: 2,217,040 km (0.119 R)
• M5: 2,840,415 km (0.046 R)
• M6: 3,672,029 km (0.054 R)
• M7: 4,579,340 km (0.091 R)
• M8: 5,324,487 km (0.084 R)
• M9: 5,919,139 km (0.097 R)
• M10: 7,131,480 km (0.116 R)
• M11: 7,622,012 km (0.088 R)
• M12: 8,969,589 km (0.066 R)
• M13: 9,860,594 km (0.07 R)
• M14: 10,518,974 km (0.098 R)
• M15: 11,510,210 km (0.07 R)
• M16: 12,726,291 km (0.093 R)
• M17: 16,108,250 km (0.093 R)
• M18: 16,626,756 km (0.087 R)
• M19: 18,249,295 km (0.104 R)
• M20: 19,027,353 km (0.043 R)
• M21: 20,498,648 km (0.114 R)
• M22: 21,886,617 km (0.071 R)
• M23: 24,763,684 km (0.081 R)
• M24: 26,248,293 km (0.037 R)
• M25: 32,578,527 km (0.095 R)
• M26: 34,253,574 km (0.117 R)
• M27: 37,435,072 km (0.083 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 13,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit