🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.75 AU - 1.21 AU

Year: 369 Days

Day: 37 Hours

Environment

Temp: 9 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,361,765 km

• M1: 98,435 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.54 AU - 2.24 AU

Year: 989 Days

Day: 39.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 86.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.69 AU - 3.79 AU

Year: 2221 Days

Day: 38.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.8

Radius: 13

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.95 AU - 7.67 AU

Year: 6036 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,361,765 km

• M1: 164,408 km (0.104 R)
• M2: 741,706 km (0.099 R)
• M3: 2,094,071 km (0.038 R)
• M4: 2,752,002 km (0.071 R)
• M5: 6,037,022 km (0.057 R)
• M6: 7,424,542 km (0.067 R)
• M7: 7,897,571 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.6

Radius: 14.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.12 AU - 7.98 AU

Year: 6383 Days

Day: 10.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,361,765 km

• M1: 185,501 km (0.088 R)
• M2: 796,309 km (0.054 R)
• M3: 1,465,760 km (0.103 R)
• M4: 2,100,952 km (0.109 R)
• M5: 3,033,546 km (0.034 R)
• M6: 5,017,363 km (0.06 R)
• M7: 5,997,079 km (0.095 R)
• M8: 6,583,204 km (0.107 R)
• M9: 8,062,727 km (0.081 R)
• M10: 9,449,948 km (0.104 R)
• M11: 10,337,213 km (0.095 R)
• M12: 11,376,918 km (0.083 R)
• M13: 12,641,768 km (0.06 R)
• M14: 13,335,603 km (0.045 R)
• M15: 14,054,870 km (0.103 R)
• M16: 15,034,137 km (0.119 R)
• M17: 16,745,986 km (0.039 R)
• M18: 19,552,591 km (0.105 R)
• M19: 21,664,913 km (0.117 R)
• M20: 23,525,013 km (0.058 R)
• M21: 24,988,380 km (0.063 R)
• M22: 25,912,146 km (0.119 R)
• M23: 27,827,747 km (0.096 R)
• M24: 28,729,074 km (0.076 R)
• M25: 30,117,492 km (0.109 R)
• M26: 30,971,696 km (0.041 R)
• M27: 33,128,000 km (0.064 R)
• M28: 34,038,303 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.2

Radius: 10.2

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.8 AU - 7.34 AU

Year: 7159 Days

Day: 10.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,361,765 km

• M1: 126,859 km (0.07 R)
• M2: 541,694 km (0.086 R)
• M3: 1,066,782 km (0.06 R)
• M4: 1,469,949 km (0.044 R)
• M5: 2,053,081 km (0.071 R)
• M6: 2,443,980 km (0.06 R)
• M7: 2,904,891 km (0.12 R)
• M8: 4,589,363 km (0.104 R)
• M9: 5,673,050 km (0.093 R)
• M10: 6,591,881 km (0.084 R)
• M11: 7,181,446 km (0.087 R)
• M12: 10,087,684 km (0.043 R)
• M13: 11,329,346 km (0.112 R)
• M14: 13,350,114 km (0.098 R)
• M15: 13,699,126 km (0.076 R)
• M16: 14,054,122 km (0.085 R)
• M17: 16,580,680 km (0.108 R)
• M18: 17,052,063 km (0.109 R)
• M19: 18,376,602 km (0.096 R)
• M20: 21,705,604 km (0.113 R)
• M21: 22,679,037 km (0.113 R)
• M22: 32,998,448 km (0.099 R)
• M23: 33,530,268 km (0.111 R)
• M24: 34,176,082 km (0.09 R)
• M25: 35,381,542 km (0.086 R)
• M26: 36,501,880 km (0.1 R)
• M27: 37,645,706 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953

Radius: 11.4

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.77 AU - 8.89 AU

Year: 8343 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,361,765 km

• M1: 142,118 km (0.099 R)
• M2: 555,158 km (0.094 R)
• M3: 1,523,206 km (0.086 R)
• M4: 2,695,454 km (0.095 R)
• M5: 3,545,619 km (0.068 R)
• M6: 5,403,475 km (0.076 R)
• M7: 6,413,710 km (0.083 R)
• M8: 7,022,722 km (0.098 R)
• M9: 7,711,770 km (0.099 R)
• M10: 16,568,862 km (0.066 R)
• M11: 19,146,583 km (0.068 R)
• M12: 21,392,795 km (0.11 R)
• M13: 25,083,524 km (0.085 R)
• M14: 35,304,050 km (0.11 R)
• M15: 36,125,492 km (0.042 R)
• M16: 38,665,963 km (0.108 R)
• M17: 39,038,462 km (0.104 R)
• M18: 40,170,020 km (0.076 R)
• M19: 46,577,447 km (0.042 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.4

Radius: 13.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.07 AU - 8.59 AU

Year: 9155 Days

Day: 11.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,361,765 km

• M1: 163,062 km (0.1 R)
• M2: 596,596 km (0.067 R)
• M3: 1,991,297 km (0.06 R)
• M4: 4,915,786 km (0.036 R)
• M5: 5,729,898 km (0.056 R)
• M6: 6,632,122 km (0.108 R)
• M7: 7,058,028 km (0.096 R)
• M8: 8,181,956 km (0.076 R)
• M9: 9,278,210 km (0.07 R)
• M10: 14,594,469 km (0.119 R)
• M11: 16,273,705 km (0.105 R)
• M12: 17,633,400 km (0.081 R)
• M13: 18,303,299 km (0.102 R)
• M14: 19,932,719 km (0.111 R)
• M15: 21,741,358 km (0.101 R)
• M16: 24,017,190 km (0.09 R)
• M17: 25,588,417 km (0.113 R)
• M18: 27,622,948 km (0.109 R)
• M19: 28,526,968 km (0.026 R)
• M20: 32,121,356 km (0.094 R)
• M21: 34,601,838 km (0.114 R)
• M22: 39,057,162 km (0.093 R)
• M23: 43,341,495 km (0.026 R)
• M24: 44,152,764 km (0.091 R)
• M25: 47,072,017 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 15,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit