🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.52 AU - 0.84 AU

Year: 216 Days

Day: 30.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,380,945 km

• M1: 248,781 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.72 AU - 1.1 AU

Year: 334 Days

Day: 47.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.07 AU - 1.19 AU

Year: 462 Days

Day: 21.3 Hours

Environment

Temp: -12 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,380,945 km

• M1: 82,877 km (0.091 R)

Asteroid Belt

Center: 1.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.47 AU - 1.97 AU

Year: 868 Days

Day: 28.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,380,945 km

• M1: 158,424 km (0.111 R)

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.3

Radius: 8

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.32 AU - 5.44 AU

Year: 4804 Days

Day: 11.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,380,945 km

• M1: 110,702 km (0.088 R)
• M2: 502,798 km (0.11 R)
• M3: 788,082 km (0.116 R)
• M4: 1,093,112 km (0.112 R)
• M5: 1,401,882 km (0.113 R)
• M6: 1,671,307 km (0.072 R)
• M7: 1,948,811 km (0.092 R)
• M8: 3,100,117 km (0.111 R)
• M9: 3,502,685 km (0.108 R)
• M10: 5,284,545 km (0.089 R)
• M11: 6,090,129 km (0.11 R)
• M12: 6,848,142 km (0.097 R)
• M13: 14,008,045 km (0.098 R)
• M14: 15,324,357 km (0.084 R)
• M15: 17,539,453 km (0.062 R)
• M16: 18,018,764 km (0.049 R)
• M17: 20,285,022 km (0.077 R)
• M18: 23,232,998 km (0.103 R)
• M19: 23,884,347 km (0.095 R)
• M20: 24,921,509 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 14.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.22 AU - 7.16 AU

Year: 6662 Days

Day: 9.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,380,945 km

• M1: 176,675 km (0.096 R)
• M2: 657,632 km (0.076 R)
• M3: 1,198,877 km (0.102 R)
• M4: 1,641,687 km (0.101 R)
• M5: 2,103,645 km (0.064 R)
• M6: 3,581,971 km (0.116 R)
• M7: 4,073,251 km (0.091 R)
• M8: 5,368,918 km (0.102 R)
• M9: 6,577,519 km (0.072 R)
• M10: 9,573,516 km (0.035 R)
• M11: 10,341,102 km (0.054 R)
• M12: 11,345,652 km (0.103 R)
• M13: 13,885,824 km (0.102 R)
• M14: 14,343,294 km (0.111 R)
• M15: 15,470,664 km (0.083 R)
• M16: 18,103,736 km (0.109 R)
• M17: 20,724,990 km (0.107 R)
• M18: 22,320,601 km (0.038 R)
• M19: 23,028,947 km (0.083 R)
• M20: 24,325,212 km (0.1 R)
• M21: 25,075,445 km (0.085 R)
• M22: 27,508,655 km (0.094 R)
• M23: 34,066,427 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.4

Radius: 4.9

Gravity: 18.47 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 14.32 AU - 14.5 AU

Year: 21060 Days

Day: 23.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,380,945 km

• M1: 63,429 km (0.08 R)
• M2: 366,664 km (0.112 R)
• M3: 581,337 km (0.094 R)
• M4: 795,561 km (0.047 R)
• M5: 955,631 km (0.091 R)
• M6: 1,385,875 km (0.105 R)
• M7: 2,249,802 km (0.091 R)
• M8: 2,736,145 km (0.075 R)
• M9: 4,006,081 km (0.097 R)
• M10: 4,549,122 km (0.094 R)
• M11: 5,322,991 km (0.1 R)
• M12: 5,702,222 km (0.091 R)
• M13: 6,430,165 km (0.084 R)
• M14: 7,355,578 km (0.104 R)
• M15: 8,019,792 km (0.106 R)
• M16: 8,774,813 km (0.09 R)
• M17: 8,983,951 km (0.112 R)
• M18: 9,631,410 km (0.089 R)
• M19: 9,910,111 km (0.086 R)
• M20: 11,139,955 km (0.092 R)
• M21: 14,836,518 km (0.098 R)
• M22: 17,406,610 km (0.115 R)
• M23: 18,155,796 km (0.099 R)
• M24: 20,532,308 km (0.109 R)
• M25: 24,628,597 km (0.103 R)
• M26: 24,940,359 km (0.039 R)
• M27: 28,318,877 km (0.042 R)
• M28: 32,485,626 km (0.103 R)
• M29: 33,112,441 km (0.103 R)
• M30: 34,390,007 km (0.079 R)
• M31: 36,502,030 km (0.12 R)
• M32: 48,694,406 km (0.066 R)
• M33: 49,185,686 km (0.036 R)
• M34: 50,178,118 km (0.095 R)
• M35: 52,545,504 km (0.109 R)
• M36: 54,281,288 km (0.065 R)
• M37: 54,456,916 km (0.081 R)
• M38: 55,875,852 km (0.084 R)
• M39: 57,137,560 km (0.091 R)
• M40: 59,717,675 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.4

Radius: 7.6

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 11.59 AU - 17.87 AU

Year: 21766 Days

Day: 22.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,380,945 km

• M1: 95,294 km (0.077 R)
• M2: 416,929 km (0.116 R)
• M3: 935,735 km (0.078 R)
• M4: 1,756,129 km (0.086 R)
• M5: 2,203,427 km (0.06 R)
• M6: 4,825,130 km (0.111 R)
• M7: 5,132,703 km (0.061 R)
• M8: 6,134,859 km (0.036 R)
• M9: 7,361,562 km (0.081 R)
• M10: 8,576,296 km (0.035 R)
• M11: 10,867,537 km (0.114 R)
• M12: 11,196,653 km (0.061 R)
• M13: 11,805,815 km (0.042 R)
• M14: 12,869,905 km (0.1 R)
• M15: 14,229,450 km (0.074 R)
• M16: 15,024,862 km (0.117 R)
• M17: 16,273,107 km (0.098 R)
• M18: 17,588,970 km (0.062 R)
• M19: 18,598,007 km (0.11 R)
• M20: 20,331,547 km (0.117 R)
• M21: 21,034,059 km (0.046 R)
• M22: 23,021,916 km (0.099 R)
• M23: 23,565,255 km (0.075 R)
• M24: 27,732,304 km (0.051 R)
• M25: 29,989,137 km (0.057 R)
• M26: 47,361,938 km (0.106 R)
• M27: 51,863,637 km (0.083 R)
• M28: 58,031,108 km (0.117 R)
• M29: 65,534,040 km (0.086 R)
• M30: 71,567,472 km (0.116 R)
• M31: 79,431,533 km (0.118 R)
• M32: 83,698,812 km (0.116 R)
• M33: 87,588,805 km (0.05 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: 165 - 18,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit