🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.56 AU - 0.58 AU

Year: 158 Days

Day: 30.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,055,807 km

• M1: 191,336 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.61 AU - 0.67 AU

Year: 188 Days

Day: 36.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.77 AU - 1.97 AU

Year: 939 Days

Day: 26.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,055,807 km

• M1: 30,069 km (0.094 R)
• M2: 876,045 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.27 AU - 3.31 AU

Year: 1711 Days

Day: 12.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.8

Radius: 10.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.51 AU - 10.41 AU

Year: 10681 Days

Day: 13.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,055,807 km

• M1: 139,425 km (0.114 R)
• M2: 602,580 km (0.07 R)
• M3: 1,069,326 km (0.08 R)
• M4: 1,631,514 km (0.064 R)
• M5: 2,025,705 km (0.111 R)
• M6: 2,383,393 km (0.071 R)
• M7: 2,971,313 km (0.11 R)
• M8: 3,880,120 km (0.095 R)
• M9: 5,445,811 km (0.088 R)
• M10: 5,957,586 km (0.1 R)
• M11: 7,541,079 km (0.102 R)
• M12: 8,931,442 km (0.095 R)
• M13: 10,214,842 km (0.102 R)
• M14: 11,715,159 km (0.085 R)
• M15: 14,122,338 km (0.052 R)
• M16: 14,458,933 km (0.057 R)
• M17: 15,979,895 km (0.057 R)
• M18: 18,457,684 km (0.108 R)
• M19: 19,406,285 km (0.067 R)
• M20: 19,752,903 km (0.099 R)
• M21: 20,530,064 km (0.107 R)
• M22: 26,044,690 km (0.107 R)
• M23: 27,847,793 km (0.106 R)

Asteroid Belt

Center: 11.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.9

Radius: 6.3

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 10.42 AU - 14.7 AU

Year: 16340 Days

Day: 23.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,055,807 km

• M1: 80,334 km (0.085 R)
• M2: 280,197 km (0.098 R)
• M3: 608,714 km (0.105 R)
• M4: 1,081,443 km (0.113 R)
• M5: 1,774,829 km (0.106 R)
• M6: 2,641,898 km (0.119 R)
• M7: 4,079,684 km (0.091 R)
• M8: 6,526,806 km (0.107 R)
• M9: 7,199,098 km (0.071 R)
• M10: 8,485,341 km (0.092 R)
• M11: 10,410,665 km (0.092 R)
• M12: 14,328,185 km (0.057 R)
• M13: 14,957,693 km (0.09 R)
• M14: 15,387,637 km (0.099 R)
• M15: 16,803,431 km (0.042 R)
• M16: 17,661,525 km (0.054 R)
• M17: 22,863,342 km (0.102 R)
• M18: 23,529,651 km (0.094 R)
• M19: 24,602,866 km (0.082 R)
• M20: 26,428,708 km (0.054 R)
• M21: 29,669,596 km (0.03 R)
• M22: 35,516,479 km (0.115 R)
• M23: 36,025,262 km (0.104 R)
• M24: 36,409,878 km (0.045 R)
• M25: 37,711,978 km (0.057 R)
• M26: 39,586,589 km (0.1 R)
• M27: 40,270,999 km (0.066 R)
• M28: 40,685,235 km (0.061 R)
• M29: 41,522,535 km (0.074 R)
• M30: 44,986,473 km (0.098 R)
• M31: 51,665,869 km (0.09 R)
• M32: 52,977,393 km (0.052 R)
• M33: 59,869,068 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.6

Radius: 5.6

Gravity: 21.96 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 15.16 AU - 18.8 AU

Year: 25685 Days

Day: 17.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,055,807 km

• M1: 69,713 km (0.111 R)
• M2: 249,679 km (0.072 R)
• M3: 431,291 km (0.069 R)
• M4: 621,130 km (0.099 R)
• M5: 1,080,994 km (0.108 R)
• M6: 1,298,061 km (0.054 R)
• M7: 2,622,750 km (0.086 R)
• M8: 2,936,157 km (0.053 R)
• M9: 3,452,719 km (0.081 R)
• M10: 4,027,923 km (0.104 R)
• M11: 7,630,987 km (0.102 R)
• M12: 12,869,007 km (0.108 R)
• M13: 17,176,828 km (0.088 R)
• M14: 17,356,046 km (0.08 R)
• M15: 17,626,968 km (0.089 R)
• M16: 19,604,053 km (0.059 R)
• M17: 30,018,159 km (0.11 R)
• M18: 30,278,160 km (0.077 R)
• M19: 30,671,154 km (0.106 R)
• M20: 33,238,702 km (0.051 R)
• M21: 39,727,510 km (0.111 R)
• M22: 46,489,034 km (0.078 R)
• M23: 48,247,108 km (0.066 R)
• M24: 52,646,483 km (0.081 R)
• M25: 54,362,969 km (0.115 R)
• M26: 69,004,561 km (0.037 R)
• M27: 78,939,655 km (0.112 R)
• M28: 82,197,597 km (0.07 R)
• M29: 86,591,735 km (0.061 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 13,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit