🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.65 AU - 0.75 AU

Year: 222 Days

Day: 20.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.79 AU - 0.85 AU

Year: 281 Days

Day: 37.8 Hours

Environment

Temp: 152 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,675,135 km

• M1: 32,313 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.86 AU - 1.38 AU

Year: 449 Days

Day: 26.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 93,675,135 km

• M1: 11,519 km (0.118 R)
• M2: 274,213 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.29 AU - 1.49 AU

Year: 621 Days

Day: 35.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,675,135 km

• M1: 722,408 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.43 AU - 3.69 AU

Year: 2544 Days

Day: 31.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.63 AU - 4.33 AU

Year: 3007 Days

Day: 20.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.5

Radius: 11.5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.8 AU - 5.26 AU

Year: 3652 Days

Day: 6.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,675,135 km

• M1: 143,016 km (0.104 R)
• M2: 564,882 km (0.042 R)
• M3: 1,057,657 km (0.118 R)
• M4: 1,811,630 km (0.09 R)
• M5: 2,355,867 km (0.037 R)
• M6: 2,864,650 km (0.078 R)
• M7: 3,323,765 km (0.116 R)
• M8: 3,756,103 km (0.103 R)
• M9: 4,205,645 km (0.069 R)
• M10: 5,096,799 km (0.107 R)
• M11: 6,215,044 km (0.071 R)
• M12: 7,134,173 km (0.1 R)
• M13: 7,550,504 km (0.119 R)
• M14: 7,951,725 km (0.111 R)
• M15: 8,432,234 km (0.101 R)
• M16: 11,857,726 km (0.101 R)
• M17: 13,180,320 km (0.062 R)
• M18: 14,084,340 km (0.119 R)
• M19: 15,467,971 km (0.089 R)
• M20: 15,915,269 km (0.069 R)
• M21: 16,783,684 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.5

Radius: 14

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.5 AU - 10.64 AU

Year: 11213 Days

Day: 8.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,675,135 km

• M1: 174,581 km (0.081 R)
• M2: 705,653 km (0.065 R)
• M3: 1,169,257 km (0.113 R)
• M4: 1,875,359 km (0.085 R)
• M5: 2,445,776 km (0.068 R)
• M6: 2,959,195 km (0.088 R)
• M7: 3,520,636 km (0.12 R)
• M8: 4,020,592 km (0.094 R)
• M9: 5,196,282 km (0.105 R)
• M10: 6,158,346 km (0.111 R)
• M11: 7,717,455 km (0.085 R)
• M12: 8,436,123 km (0.12 R)
• M13: 9,861,492 km (0.071 R)
• M14: 10,404,083 km (0.102 R)
• M15: 13,784,097 km (0.095 R)
• M16: 14,971,456 km (0.05 R)
• M17: 18,569,883 km (0.099 R)
• M18: 19,019,125 km (0.105 R)
• M19: 21,539,101 km (0.116 R)
• M20: 23,569,893 km (0.09 R)
• M21: 24,096,926 km (0.115 R)
• M22: 25,633,146 km (0.088 R)
• M23: 32,543,072 km (0.076 R)
• M24: 34,870,067 km (0.114 R)
• M25: 37,069,305 km (0.104 R)
• M26: 37,902,416 km (0.116 R)
• M27: 44,087,689 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.8

Radius: 7.3

Gravity: 14.26 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.27 AU - 17.21 AU

Year: 25941 Days

Day: 24.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 93,675,135 km

• M1: 90,806 km (0.069 R)
• M2: 413,040 km (0.094 R)
• M3: 2,058,317 km (0.075 R)
• M4: 3,867,255 km (0.105 R)
• M5: 4,530,272 km (0.118 R)
• M6: 4,908,456 km (0.061 R)
• M7: 5,514,926 km (0.096 R)
• M8: 6,125,285 km (0.117 R)
• M9: 6,587,991 km (0.117 R)
• M10: 8,561,935 km (0.106 R)
• M11: 11,510,359 km (0.111 R)
• M12: 12,651,492 km (0.094 R)
• M13: 14,582,651 km (0.107 R)
• M14: 15,323,609 km (0.072 R)
• M15: 16,176,018 km (0.12 R)
• M16: 19,213,453 km (0.107 R)
• M17: 21,647,560 km (0.114 R)
• M18: 27,736,343 km (0.104 R)
• M19: 32,743,683 km (0.077 R)
• M20: 34,298,304 km (0.089 R)
• M21: 35,166,719 km (0.097 R)
• M22: 53,794,796 km (0.111 R)
• M23: 54,770,024 km (0.07 R)
• M24: 58,788,971 km (0.053 R)
• M25: 59,615,649 km (0.073 R)
• M26: 60,031,980 km (0.116 R)
• M27: 61,081,110 km (0.038 R)
• M28: 62,356,132 km (0.097 R)
• M29: 66,064,813 km (0.084 R)
• M30: 66,510,615 km (0.072 R)
• M31: 68,086,628 km (0.102 R)
• M32: 70,381,011 km (0.103 R)
• M33: 74,398,911 km (0.09 R)
• M34: 80,074,504 km (0.118 R)
• M35: 80,327,624 km (0.096 R)
• M36: 82,629,785 km (0.046 R)
• M37: 90,620,705 km (0.114 R)
• M38: 91,171,076 km (0.098 R)
• M39: 92,835,352 km (0.09 R)
• M40: 93,394,699 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit