🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.78 AU - 1.02 AU

Year: 310 Days

Day: 44.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,734,333 km

• M1: 281,693 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.84 AU - 1.02 AU

Year: 326 Days

Day: 17.1 Hours

Environment

Temp: 158 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.34 AU - 1.38 AU

Year: 576 Days

Day: 21.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 29,734,333 km

• M1: 1,076,955 km (0.087 R)
• M2: 1,166,115 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.19 AU - 1.99 AU

Year: 729 Days

Day: 38 Hours

Environment

Temp: -49 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.6

Radius: 11.1

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.51 AU - 5.33 AU

Year: 3966 Days

Day: 10.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 29,734,333 km

• M1: 138,378 km (0.032 R)
• M2: 670,797 km (0.103 R)
• M3: 1,503,010 km (0.108 R)
• M4: 2,310,689 km (0.087 R)
• M5: 2,751,703 km (0.065 R)
• M6: 4,071,904 km (0.085 R)
• M7: 5,242,807 km (0.099 R)
• M8: 5,950,854 km (0.108 R)
• M9: 6,721,432 km (0.094 R)
• M10: 8,349,057 km (0.096 R)
• M11: 9,804,196 km (0.108 R)
• M12: 10,267,799 km (0.118 R)
• M13: 11,935,517 km (0.117 R)
• M14: 12,562,182 km (0.085 R)
• M15: 13,059,146 km (0.071 R)
• M16: 13,933,994 km (0.116 R)
• M17: 14,466,563 km (0.117 R)
• M18: 15,290,847 km (0.069 R)
• M19: 15,915,119 km (0.085 R)
• M20: 16,615,237 km (0.099 R)
• M21: 16,973,075 km (0.06 R)
• M22: 17,642,376 km (0.056 R)
• M23: 19,889,336 km (0.113 R)
• M24: 21,046,924 km (0.069 R)
• M25: 22,248,794 km (0.077 R)
• M26: 22,756,828 km (0.082 R)
• M27: 26,209,397 km (0.056 R)
• M28: 27,683,236 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.2

Radius: 13.9

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.04 AU - 5.96 AU

Year: 4688 Days

Day: 9.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,734,333 km

• M1: 172,935 km (0.102 R)
• M2: 1,156,691 km (0.054 R)
• M3: 3,282,925 km (0.111 R)
• M4: 4,828,720 km (0.105 R)
• M5: 8,623,120 km (0.095 R)
• M6: 12,254,160 km (0.106 R)
• M7: 14,455,792 km (0.05 R)
• M8: 17,241,903 km (0.089 R)
• M9: 20,493,562 km (0.103 R)
• M10: 21,125,912 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906

Radius: 9.7

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.25 AU - 6.81 AU

Year: 5382 Days

Day: 8.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 29,734,333 km

• M1: 120,725 km (0.119 R)
• M2: 531,820 km (0.102 R)
• M3: 923,617 km (0.081 R)
• M4: 1,257,370 km (0.051 R)
• M5: 2,654,165 km (0.025 R)
• M6: 3,608,600 km (0.114 R)
• M7: 5,644,028 km (0.109 R)
• M8: 6,377,507 km (0.1 R)
• M9: 7,688,882 km (0.11 R)
• M10: 8,388,252 km (0.117 R)
• M11: 10,230,550 km (0.091 R)
• M12: 10,695,051 km (0.111 R)
• M13: 13,340,390 km (0.114 R)
• M14: 14,007,746 km (0.118 R)
• M15: 16,773,661 km (0.069 R)
• M16: 19,956,057 km (0.107 R)
• M17: 20,755,209 km (0.114 R)
• M18: 22,807,093 km (0.117 R)
• M19: 23,122,296 km (0.094 R)
• M20: 23,841,861 km (0.055 R)
• M21: 24,493,959 km (0.1 R)
• M22: 25,241,649 km (0.069 R)
• M23: 25,663,664 km (0.079 R)
• M24: 28,385,598 km (0.073 R)
• M25: 28,933,874 km (0.077 R)
• M26: 30,145,916 km (0.08 R)
• M27: 32,770,910 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.9

Radius: 13.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.37 AU - 7.85 AU

Year: 7630 Days

Day: 6.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,734,333 km

• M1: 172,935 km (0.107 R)
• M2: 1,806,693 km (0.096 R)
• M3: 2,655,661 km (0.058 R)
• M4: 3,607,253 km (0.106 R)
• M5: 5,909,864 km (0.098 R)
• M6: 6,398,899 km (0.102 R)
• M7: 7,319,973 km (0.117 R)
• M8: 7,885,005 km (0.102 R)
• M9: 15,940,700 km (0.12 R)
• M10: 18,199,030 km (0.089 R)
• M11: 23,569,145 km (0.025 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 19,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit