🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.6 AU - 0.9 AU

Year: 246 Days

Day: 47.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.86 AU - 0.86 AU

Year: 302 Days

Day: 46.5 Hours

Environment

Temp: 46 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,347,682 km

• M1: 442,361 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.98 AU - 1.26 AU

Year: 449 Days

Day: 24.8 Hours

Environment

Temp: -12 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,347,682 km

• M1: 525,687 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.98 AU - 1.44 AU

Year: 504 Days

Day: 28.5 Hours

Environment

Temp: -22 °C

Axial Tilt: 41.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.46 AU - 4.84 AU

Year: 3202 Days

Day: 24.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.2

Radius: 11.9

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.92 AU - 5.58 AU

Year: 3921 Days

Day: 13 Hours

Environment

Temp: -135 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,347,682 km

• M1: 150,047 km (0.041 R)
• M2: 546,032 km (0.056 R)
• M3: 976,575 km (0.108 R)
• M4: 1,558,959 km (0.109 R)
• M5: 2,475,396 km (0.12 R)
• M6: 3,391,533 km (0.109 R)
• M7: 4,028,521 km (0.11 R)
• M8: 4,472,378 km (0.095 R)
• M9: 5,159,331 km (0.066 R)
• M10: 5,856,906 km (0.061 R)
• M11: 6,244,066 km (0.117 R)
• M12: 7,304,415 km (0.046 R)
• M13: 8,221,450 km (0.088 R)
• M14: 9,333,112 km (0.083 R)
• M15: 10,326,741 km (0.101 R)
• M16: 13,068,421 km (0.075 R)
• M17: 14,472,098 km (0.104 R)
• M18: 17,151,396 km (0.047 R)
• M19: 18,260,066 km (0.096 R)
• M20: 19,481,383 km (0.103 R)
• M21: 20,893,886 km (0.111 R)
• M22: 21,379,480 km (0.091 R)
• M23: 21,872,705 km (0.112 R)
• M24: 23,997,294 km (0.029 R)
• M25: 26,497,523 km (0.08 R)
• M26: 27,727,367 km (0.116 R)
• M27: 28,145,643 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.1

Radius: 14.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.45 AU - 8.85 AU

Year: 8812 Days

Day: 12.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,347,682 km

• M1: 185,501 km (0.107 R)
• M2: 835,055 km (0.06 R)
• M3: 1,324,240 km (0.115 R)
• M4: 2,115,613 km (0.047 R)
• M5: 2,869,586 km (0.061 R)
• M6: 4,157,026 km (0.111 R)
• M7: 4,698,869 km (0.089 R)
• M8: 8,758,058 km (0.092 R)
• M9: 11,379,910 km (0.09 R)
• M10: 12,604,668 km (0.03 R)
• M11: 16,299,885 km (0.1 R)
• M12: 17,065,377 km (0.107 R)
• M13: 22,954,447 km (0.086 R)
• M14: 31,519,075 km (0.118 R)
• M15: 33,009,668 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.9

Radius: 13.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 9.34 AU - 13.8 AU

Year: 14906 Days

Day: 10.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,347,682 km

• M1: 220,507 km (0.052 R)
• M2: 796,309 km (0.037 R)
• M3: 1,372,112 km (0.105 R)
• M4: 2,131,770 km (0.092 R)
• M5: 3,430,130 km (0.074 R)
• M6: 4,462,804 km (0.115 R)
• M7: 8,434,178 km (0.077 R)
• M8: 16,812,407 km (0.101 R)
• M9: 18,524,555 km (0.109 R)
• M10: 21,751,530 km (0.107 R)
• M11: 28,645,898 km (0.12 R)
• M12: 29,516,408 km (0.104 R)
• M13: 36,111,430 km (0.101 R)
• M14: 43,913,408 km (0.045 R)
• M15: 44,345,147 km (0.098 R)
• M16: 46,844,928 km (0.092 R)
• M17: 48,053,230 km (0.116 R)
• M18: 53,585,060 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.8

Radius: 6

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 14.54 AU - 23.22 AU

Year: 31071 Days

Day: 18.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,347,682 km

• M1: 74,649 km (0.082 R)
• M2: 282,142 km (0.103 R)
• M3: 828,772 km (0.099 R)
• M4: 1,223,112 km (0.068 R)
• M5: 1,471,744 km (0.071 R)
• M6: 1,968,409 km (0.108 R)
• M7: 5,113,854 km (0.101 R)
• M8: 5,721,221 km (0.085 R)
• M9: 10,729,907 km (0.052 R)
• M10: 22,796,771 km (0.088 R)
• M11: 42,934,439 km (0.076 R)
• M12: 46,777,908 km (0.09 R)
• M13: 49,583,017 km (0.032 R)
• M14: 62,758,252 km (0.065 R)
• M15: 82,774,746 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 19,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit