🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.51 AU - 0.53 AU

Year: 140 Days

Day: 36.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,422,257 km

• M1: 503,846 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.66 AU - 1.02 AU

Year: 287 Days

Day: 21.4 Hours

Environment

Temp: 100 °C

Axial Tilt: 44.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.03 AU - 3.05 AU

Year: 1509 Days

Day: 25.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.51 AU - 3.71 AU

Year: 2557 Days

Day: 47.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.82 AU - 3.96 AU

Year: 2860 Days

Day: 40.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,422,257 km

• M1: 319,242 km (0.087 R)
• M2: 342,878 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 10.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.17 AU - 5.41 AU

Year: 4536 Days

Day: 8 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,422,257 km

• M1: 134,339 km (0.109 R)
• M2: 1,355,357 km (0.099 R)
• M3: 2,398,951 km (0.108 R)
• M4: 2,992,855 km (0.095 R)
• M5: 3,600,821 km (0.092 R)
• M6: 3,999,499 km (0.101 R)
• M7: 4,617,189 km (0.083 R)
• M8: 5,985,560 km (0.084 R)
• M9: 10,436,396 km (0.109 R)
• M10: 10,774,637 km (0.103 R)
• M11: 14,942,135 km (0.076 R)
• M12: 15,590,641 km (0.112 R)
• M13: 16,257,698 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.7

Radius: 14.4

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.03 AU - 8.01 AU

Year: 6206 Days

Day: 8.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,422,257 km

• M1: 179,069 km (0.118 R)
• M2: 988,842 km (0.094 R)
• M3: 1,774,530 km (0.116 R)
• M4: 2,607,341 km (0.082 R)
• M5: 3,156,814 km (0.108 R)
• M6: 6,011,291 km (0.094 R)
• M7: 6,763,769 km (0.082 R)
• M8: 9,008,036 km (0.068 R)
• M9: 10,228,754 km (0.114 R)
• M10: 17,288,128 km (0.044 R)
• M11: 20,197,059 km (0.1 R)
• M12: 20,800,537 km (0.083 R)
• M13: 21,571,863 km (0.11 R)
• M14: 23,008,153 km (0.082 R)
• M15: 26,159,731 km (0.029 R)
• M16: 26,877,202 km (0.115 R)
• M17: 28,539,683 km (0.113 R)
• M18: 29,492,323 km (0.084 R)
• M19: 30,171,796 km (0.059 R)
• M20: 31,966,821 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262

Radius: 10.3

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.12 AU - 8.26 AU

Year: 6451 Days

Day: 7.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,422,257 km

• M1: 128,205 km (0.12 R)
• M2: 467,793 km (0.037 R)
• M3: 1,023,549 km (0.058 R)
• M4: 1,458,729 km (0.093 R)
• M5: 2,168,870 km (0.06 R)
• M6: 2,611,380 km (0.117 R)
• M7: 2,968,770 km (0.079 R)
• M8: 3,762,536 km (0.058 R)
• M9: 5,739,173 km (0.075 R)
• M10: 10,391,218 km (0.095 R)
• M11: 11,032,544 km (0.092 R)
• M12: 11,974,412 km (0.078 R)
• M13: 12,394,034 km (0.111 R)
• M14: 17,862,883 km (0.072 R)
• M15: 18,534,727 km (0.075 R)
• M16: 19,350,335 km (0.113 R)
• M17: 21,323,680 km (0.066 R)
• M18: 23,139,499 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.8

Radius: 10.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.49 AU - 14.39 AU

Year: 15380 Days

Day: 12.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,422,257 km

• M1: 131,796 km (0.112 R)
• M2: 963,709 km (0.069 R)
• M3: 4,182,457 km (0.1 R)
• M4: 4,622,724 km (0.12 R)
• M5: 5,486,502 km (0.097 R)
• M6: 7,000,881 km (0.116 R)
• M7: 7,854,786 km (0.059 R)
• M8: 9,030,924 km (0.067 R)
• M9: 10,719,286 km (0.077 R)
• M10: 17,835,806 km (0.101 R)
• M11: 33,891,697 km (0.101 R)
• M12: 35,670,415 km (0.066 R)
• M13: 38,589,968 km (0.067 R)
• M14: 40,810,898 km (0.079 R)
• M15: 43,409,712 km (0.051 R)
• M16: 46,733,477 km (0.057 R)
• M17: 62,477,606 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 10,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit