🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.9 AU - 1.18 AU

Year: 393 Days

Day: 22.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,827,089 km

• M1: 28,124 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.25 AU - 5.39 AU

Year: 3330 Days

Day: 45.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.4

Radius: 13.3

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.42 AU - 6.2 AU

Year: 4538 Days

Day: 11.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,827,089 km

• M1: 165,455 km (0.11 R)
• M2: 623,674 km (0.075 R)
• M3: 1,058,405 km (0.079 R)
• M4: 1,555,219 km (0.111 R)
• M5: 2,341,955 km (0.097 R)
• M6: 3,580,775 km (0.093 R)
• M7: 4,487,787 km (0.112 R)
• M8: 5,008,986 km (0.088 R)
• M9: 5,823,696 km (0.041 R)
• M10: 6,820,167 km (0.111 R)
• M11: 7,821,874 km (0.096 R)
• M12: 8,729,485 km (0.047 R)
• M13: 9,150,603 km (0.039 R)
• M14: 10,624,890 km (0.071 R)
• M15: 11,600,716 km (0.054 R)
• M16: 12,063,572 km (0.113 R)
• M17: 12,538,845 km (0.101 R)
• M18: 13,988,298 km (0.044 R)
• M19: 14,460,130 km (0.042 R)
• M20: 16,053,048 km (0.09 R)
• M21: 16,628,701 km (0.107 R)
• M22: 17,943,517 km (0.037 R)
• M23: 18,942,531 km (0.087 R)
• M24: 20,176,714 km (0.074 R)
• M25: 21,394,590 km (0.085 R)
• M26: 22,589,428 km (0.092 R)
• M27: 24,051,298 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 9.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.63 AU - 7.87 AU

Year: 8001 Days

Day: 10.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,827,089 km

• M1: 123,269 km (0.083 R)
• M2: 1,795,922 km (0.037 R)
• M3: 2,297,225 km (0.095 R)
• M4: 3,444,790 km (0.069 R)
• M5: 4,013,112 km (0.111 R)
• M6: 5,269,136 km (0.025 R)
• M7: 9,015,516 km (0.074 R)
• M8: 12,307,716 km (0.092 R)
• M9: 14,067,885 km (0.051 R)
• M10: 16,133,532 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.6

Radius: 11.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.06 AU - 8.68 AU

Year: 8980 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,827,089 km

• M1: 143,165 km (0.091 R)
• M2: 656,884 km (0.094 R)
• M3: 1,434,494 km (0.114 R)
• M4: 1,862,045 km (0.115 R)
• M5: 2,321,161 km (0.115 R)
• M6: 3,286,516 km (0.089 R)
• M7: 4,907,409 km (0.085 R)
• M8: 5,464,960 km (0.115 R)
• M9: 5,826,239 km (0.098 R)
• M10: 7,199,398 km (0.084 R)
• M11: 8,003,486 km (0.1 R)
• M12: 8,557,746 km (0.094 R)
• M13: 10,177,742 km (0.073 R)
• M14: 12,048,313 km (0.082 R)
• M15: 13,064,980 km (0.118 R)
• M16: 14,759,027 km (0.105 R)
• M17: 15,398,109 km (0.104 R)
• M18: 17,007,333 km (0.096 R)
• M19: 19,098,113 km (0.094 R)
• M20: 22,589,428 km (0.118 R)
• M21: 27,143,636 km (0.098 R)
• M22: 31,326,542 km (0.09 R)
• M23: 38,138,930 km (0.111 R)
• M24: 39,953,702 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 9.9

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.33 AU - 10.21 AU

Year: 11325 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 51.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 42,827,089 km

• M1: 123,119 km (0.041 R)
• M2: 675,734 km (0.077 R)
• M3: 1,056,161 km (0.103 R)
• M4: 1,479,373 km (0.075 R)
• M5: 2,446,524 km (0.051 R)
• M6: 4,422,263 km (0.071 R)
• M7: 4,860,136 km (0.091 R)
• M8: 7,242,482 km (0.066 R)
• M9: 7,807,662 km (0.099 R)
• M10: 8,262,290 km (0.066 R)
• M11: 8,638,529 km (0.09 R)
• M12: 9,941,377 km (0.077 R)
• M13: 10,861,254 km (0.113 R)
• M14: 13,376,294 km (0.12 R)
• M15: 14,700,684 km (0.082 R)
• M16: 15,678,455 km (0.044 R)
• M17: 17,763,251 km (0.061 R)
• M18: 18,630,620 km (0.034 R)
• M19: 19,608,690 km (0.095 R)
• M20: 20,879,225 km (0.119 R)
• M21: 22,566,091 km (0.111 R)
• M22: 25,609,659 km (0.098 R)
• M23: 29,785,684 km (0.115 R)
• M24: 30,116,146 km (0.071 R)
• M25: 33,318,887 km (0.103 R)
• M26: 34,758,616 km (0.107 R)
• M27: 36,364,550 km (0.086 R)
• M28: 37,890,298 km (0.103 R)
• M29: 38,538,356 km (0.05 R)
• M30: 42,305,530 km (0.103 R)
• M31: 43,003,105 km (0.12 R)
• M32: 46,458,816 km (0.103 R)
• M33: 47,052,270 km (0.061 R)
• M34: 48,710,263 km (0.12 R)
• M35: 54,080,677 km (0.119 R)
• M36: 54,408,446 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.8

Radius: 3.8

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13.77 AU - 16.37 AU

Year: 21696 Days

Day: 20.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,827,089 km

• M1: 185,950 km (0.118 R)
• M2: 364,420 km (0.074 R)
• M3: 879,935 km (0.115 R)
• M4: 1,409,960 km (0.114 R)
• M5: 2,010,147 km (0.12 R)
• M6: 3,082,763 km (0.041 R)
• M7: 3,868,152 km (0.064 R)
• M8: 5,267,491 km (0.078 R)
• M9: 6,273,088 km (0.107 R)
• M10: 7,281,826 km (0.069 R)
• M11: 7,400,307 km (0.116 R)
• M12: 8,788,725 km (0.1 R)
• M13: 9,427,059 km (0.115 R)
• M14: 12,514,759 km (0.104 R)
• M15: 13,737,423 km (0.071 R)
• M16: 17,950,996 km (0.118 R)
• M17: 19,653,869 km (0.106 R)
• M18: 30,614,157 km (0.092 R)
• M19: 36,149,577 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 15,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit