🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.63 AU - 0.67 AU

Year: 192 Days

Day: 31.1 Hours

Environment

Temp: 127 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.56 AU - 0.8 AU

Year: 206 Days

Day: 22.6 Hours

Environment

Temp: 180 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.77 AU - 0.97 AU

Year: 298 Days

Day: 12.8 Hours

Environment

Temp: 120 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.43 AU - 4.15 AU

Year: 2709 Days

Day: 38.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.6

Radius: 12.3

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.35 AU - 8.15 AU

Year: 7166 Days

Day: 8.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,706,168 km

• M1: 154,086 km (0.058 R)
• M2: 826,678 km (0.043 R)
• M3: 1,540,858 km (0.045 R)
• M4: 2,653,567 km (0.041 R)
• M5: 3,285,020 km (0.092 R)
• M6: 4,335,795 km (0.099 R)
• M7: 5,056,408 km (0.11 R)
• M8: 5,797,665 km (0.118 R)
• M9: 6,240,026 km (0.117 R)
• M10: 7,880,217 km (0.113 R)
• M11: 11,807,012 km (0.049 R)
• M12: 20,425,644 km (0.107 R)
• M13: 22,301,303 km (0.114 R)
• M14: 26,794,774 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.2

Radius: 9.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.07 AU - 8.21 AU

Year: 7752 Days

Day: 12.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,706,168 km

• M1: 114,742 km (0.114 R)
• M2: 854,204 km (0.109 R)
• M3: 1,231,340 km (0.108 R)
• M4: 2,790,898 km (0.079 R)
• M5: 3,553,398 km (0.101 R)
• M6: 4,769,779 km (0.048 R)
• M7: 5,080,044 km (0.072 R)
• M8: 6,710,811 km (0.09 R)
• M9: 7,472,563 km (0.085 R)
• M10: 7,999,597 km (0.115 R)
• M11: 10,104,588 km (0.114 R)
• M12: 14,445,619 km (0.089 R)
• M13: 15,319,420 km (0.074 R)
• M14: 15,883,255 km (0.03 R)
• M15: 18,152,505 km (0.079 R)
• M16: 20,090,545 km (0.119 R)
• M17: 20,971,826 km (0.105 R)
• M18: 22,956,840 km (0.097 R)
• M19: 24,070,297 km (0.111 R)
• M20: 24,755,456 km (0.111 R)
• M21: 25,064,226 km (0.087 R)
• M22: 25,610,557 km (0.109 R)
• M23: 27,792,442 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.4

Radius: 4.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.5 AU - 14.98 AU

Year: 16693 Days

Day: 18.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,706,168 km

• M1: 58,642 km (0.097 R)
• M2: 187,596 km (0.077 R)
• M3: 462,706 km (0.051 R)
• M4: 596,447 km (0.097 R)
• M5: 2,825,455 km (0.117 R)
• M6: 3,429,681 km (0.109 R)
• M7: 3,694,020 km (0.103 R)
• M8: 4,998,813 km (0.036 R)
• M9: 7,708,629 km (0.114 R)
• M10: 8,162,060 km (0.099 R)
• M11: 9,801,652 km (0.087 R)
• M12: 11,502,431 km (0.079 R)
• M13: 11,795,643 km (0.078 R)
• M14: 12,397,026 km (0.111 R)
• M15: 14,834,424 km (0.116 R)
• M16: 18,622,990 km (0.078 R)
• M17: 22,855,413 km (0.117 R)
• M18: 30,384,973 km (0.076 R)
• M19: 31,607,038 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.5

Radius: 5.9

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 14.69 AU - 24.39 AU

Year: 31707 Days

Day: 23.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,706,168 km

• M1: 73,602 km (0.118 R)
• M2: 257,159 km (0.076 R)
• M3: 660,774 km (0.06 R)
• M4: 924,365 km (0.091 R)
• M5: 1,317,359 km (0.046 R)
• M6: 1,834,967 km (0.059 R)
• M7: 2,076,568 km (0.116 R)
• M8: 2,432,013 km (0.075 R)
• M9: 2,724,476 km (0.117 R)
• M10: 4,306,324 km (0.1 R)
• M11: 5,595,110 km (0.086 R)
• M12: 6,787,255 km (0.087 R)
• M13: 10,086,487 km (0.116 R)
• M14: 10,971,358 km (0.042 R)
• M15: 11,906,794 km (0.077 R)
• M16: 13,186,304 km (0.1 R)
• M17: 14,398,346 km (0.114 R)
• M18: 16,867,908 km (0.052 R)
• M19: 18,755,683 km (0.105 R)
• M20: 23,266,209 km (0.079 R)
• M21: 29,194,324 km (0.109 R)
• M22: 29,951,887 km (0.106 R)
• M23: 35,197,537 km (0.115 R)
• M24: 37,368,052 km (0.118 R)
• M25: 42,133,492 km (0.091 R)
• M26: 50,466,542 km (0.047 R)
• M27: 53,972,668 km (0.091 R)
• M28: 63,967,601 km (0.106 R)
• M29: 68,067,779 km (0.041 R)
• M30: 69,845,301 km (0.086 R)
• M31: 78,470,067 km (0.048 R)
• M32: 79,687,345 km (0.114 R)
• M33: 83,667,396 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 15,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit