🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.47 AU - 0.59 AU

Year: 148 Days

Day: 21.3 Hours

Environment

Temp: 203 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,023,293 km

• M1: 32,014 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.79 AU - 1.11 AU

Year: 355 Days

Day: 47.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 50,023,293 km

• M1: 25,731 km (0.094 R)
• M2: 189,840 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.3 AU - 1.3 AU

Year: 568 Days

Day: 46.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.39 AU - 1.49 AU

Year: 662 Days

Day: 42.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.9

Radius: 9.7

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.44 AU - 5.42 AU

Year: 3570 Days

Day: 7.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,023,293 km

• M1: 122,371 km (0.098 R)
• M2: 461,210 km (0.085 R)
• M3: 827,875 km (0.084 R)
• M4: 1,313,320 km (0.12 R)
• M5: 1,721,124 km (0.083 R)
• M6: 2,142,840 km (0.111 R)
• M7: 2,538,377 km (0.076 R)
• M8: 2,879,460 km (0.036 R)
• M9: 3,363,259 km (0.102 R)
• M10: 3,674,872 km (0.092 R)
• M11: 4,005,932 km (0.079 R)
• M12: 4,922,219 km (0.102 R)
• M13: 6,084,893 km (0.086 R)
• M14: 7,324,611 km (0.109 R)
• M15: 8,617,137 km (0.116 R)
• M16: 9,204,607 km (0.088 R)
• M17: 11,128,137 km (0.051 R)
• M18: 11,604,157 km (0.086 R)
• M19: 12,971,781 km (0.07 R)
• M20: 13,743,556 km (0.116 R)
• M21: 14,648,175 km (0.074 R)
• M22: 15,485,025 km (0.107 R)
• M23: 18,009,938 km (0.117 R)
• M24: 19,215,547 km (0.074 R)
• M25: 20,345,909 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.9

Radius: 10.2

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.59 AU - 5.81 AU

Year: 4540 Days

Day: 8 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,023,293 km

• M1: 128,804 km (0.052 R)
• M2: 539,600 km (0.099 R)
• M3: 896,989 km (0.114 R)
• M4: 1,567,337 km (0.067 R)
• M5: 4,431,987 km (0.111 R)
• M6: 7,819,182 km (0.04 R)
• M7: 13,408,756 km (0.094 R)
• M8: 14,545,102 km (0.116 R)
• M9: 17,760,558 km (0.082 R)
• M10: 18,339,053 km (0.059 R)
• M11: 19,465,974 km (0.081 R)
• M12: 20,708,833 km (0.104 R)
• M13: 22,077,355 km (0.103 R)
• M14: 24,280,931 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.7

Radius: 12.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.96 AU - 5.68 AU

Year: 4698 Days

Day: 5.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,023,293 km

• M1: 157,078 km (0.037 R)
• M2: 648,656 km (0.06 R)
• M3: 1,486,853 km (0.08 R)
• M4: 2,455,200 km (0.103 R)
• M5: 3,258,092 km (0.098 R)
• M6: 4,584,726 km (0.103 R)
• M7: 5,577,009 km (0.091 R)
• M8: 7,496,798 km (0.101 R)
• M9: 8,457,665 km (0.068 R)
• M10: 8,871,902 km (0.101 R)
• M11: 9,946,912 km (0.029 R)
• M12: 11,062,314 km (0.057 R)
• M13: 11,558,679 km (0.114 R)
• M14: 14,747,657 km (0.114 R)
• M15: 16,427,492 km (0.102 R)
• M16: 20,164,297 km (0.11 R)
• M17: 22,949,061 km (0.092 R)
• M18: 25,744,597 km (0.106 R)
• M19: 26,218,523 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.2

Radius: 10.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 9.26 AU - 12.7 AU

Year: 13931 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,023,293 km

• M1: 137,032 km (0.07 R)
• M2: 678,875 km (0.08 R)
• M3: 1,677,591 km (0.104 R)
• M4: 3,422,799 km (0.105 R)
• M5: 3,990,074 km (0.108 R)
• M6: 7,107,694 km (0.034 R)
• M7: 8,388,401 km (0.069 R)
• M8: 8,847,667 km (0.066 R)
• M9: 14,411,212 km (0.086 R)
• M10: 17,392,548 km (0.057 R)
• M11: 18,292,828 km (0.098 R)
• M12: 20,186,288 km (0.097 R)
• M13: 21,012,517 km (0.085 R)
• M14: 24,174,717 km (0.051 R)
• M15: 25,106,412 km (0.095 R)
• M16: 26,450,848 km (0.064 R)
• M17: 29,914,937 km (0.105 R)
• M18: 31,097,508 km (0.066 R)
• M19: 31,976,844 km (0.117 R)
• M20: 44,272,742 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 18,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit