🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.05 AU - 1.13 AU

Year: 422 Days

Day: 27.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.61 AU - 2.23 AU

Year: 987 Days

Day: 32.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.25 AU - 2.47 AU

Year: 1345 Days

Day: 22.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,607,053 km

• M1: 28,723 km (0.112 R)
• M2: 643,420 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.25 AU - 3.53 AU

Year: 2315 Days

Day: 12.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 10.4

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.23 AU - 5.51 AU

Year: 4615 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,607,053 km

• M1: 129,402 km (0.093 R)
• M2: 524,341 km (0.048 R)
• M3: 898,934 km (0.077 R)
• M4: 1,406,968 km (0.079 R)
• M5: 1,945,371 km (0.069 R)
• M6: 2,939,598 km (0.106 R)
• M7: 4,396,831 km (0.083 R)
• M8: 5,097,697 km (0.065 R)
• M9: 5,526,893 km (0.084 R)
• M10: 5,898,345 km (0.106 R)
• M11: 6,343,399 km (0.107 R)
• M12: 7,395,371 km (0.109 R)
• M13: 8,080,230 km (0.086 R)
• M14: 8,700,463 km (0.098 R)
• M15: 9,538,809 km (0.079 R)
• M16: 10,793,486 km (0.069 R)
• M17: 11,935,217 km (0.054 R)
• M18: 13,062,437 km (0.096 R)
• M19: 14,808,394 km (0.099 R)
• M20: 15,216,497 km (0.089 R)
• M21: 17,484,251 km (0.089 R)
• M22: 18,521,862 km (0.104 R)
• M23: 18,876,559 km (0.042 R)
• M24: 21,946,756 km (0.087 R)

Asteroid Belt

Center: 7.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.7

Radius: 14.6

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 9.54 AU - 10.72 AU

Year: 11957 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,607,053 km

• M1: 181,761 km (0.105 R)
• M2: 635,941 km (0.091 R)
• M3: 1,676,543 km (0.11 R)
• M4: 2,240,677 km (0.119 R)
• M5: 4,247,832 km (0.051 R)
• M6: 4,841,137 km (0.088 R)
• M7: 6,470,856 km (0.092 R)
• M8: 7,927,042 km (0.083 R)
• M9: 14,483,467 km (0.046 R)
• M10: 16,578,586 km (0.047 R)
• M11: 19,875,872 km (0.118 R)
• M12: 20,830,008 km (0.101 R)
• M13: 26,893,658 km (0.107 R)
• M14: 29,372,794 km (0.07 R)
• M15: 29,931,243 km (0.104 R)
• M16: 33,675,079 km (0.094 R)
• M17: 36,039,922 km (0.077 R)
• M18: 37,197,959 km (0.068 R)
• M19: 37,983,647 km (0.055 R)
• M20: 39,588,234 km (0.114 R)
• M21: 41,237,700 km (0.12 R)
• M22: 53,092,584 km (0.08 R)
• M23: 53,589,099 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.5

Radius: 7.4

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.27 AU - 13.89 AU

Year: 16547 Days

Day: 19.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,607,053 km

• M1: 92,751 km (0.117 R)
• M2: 346,917 km (0.067 R)
• M3: 1,176,438 km (0.103 R)
• M4: 3,457,955 km (0.057 R)
• M5: 5,052,818 km (0.079 R)
• M6: 7,736,903 km (0.116 R)
• M7: 11,349,691 km (0.081 R)
• M8: 13,925,916 km (0.067 R)
• M9: 18,166,417 km (0.075 R)
• M10: 19,310,692 km (0.114 R)
• M11: 24,284,970 km (0.071 R)
• M12: 34,795,118 km (0.118 R)
• M13: 35,778,276 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.2

Radius: 3.3

Gravity: 59.43 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.49 AU - 16.89 AU

Year: 18785 Days

Day: 15.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,607,053 km

• M1: 43,383 km (0.076 R)
• M2: 345,272 km (0.112 R)
• M3: 889,210 km (0.069 R)
• M4: 1,132,605 km (0.046 R)
• M5: 1,465,311 km (0.117 R)
• M6: 1,697,786 km (0.072 R)
• M7: 2,497,836 km (0.113 R)
• M8: 2,979,840 km (0.115 R)
• M9: 3,607,553 km (0.06 R)
• M10: 4,760,055 km (0.102 R)
• M11: 6,961,687 km (0.099 R)
• M12: 7,283,172 km (0.064 R)
• M13: 8,564,179 km (0.088 R)
• M14: 11,498,990 km (0.089 R)
• M15: 13,932,349 km (0.076 R)
• M16: 18,021,307 km (0.098 R)
• M17: 22,842,847 km (0.089 R)
• M18: 23,962,437 km (0.083 R)
• M19: 29,752,473 km (0.044 R)
• M20: 37,096,532 km (0.108 R)
• M21: 37,793,060 km (0.112 R)
• M22: 44,928,878 km (0.065 R)
• M23: 57,605,652 km (0.052 R)
• M24: 65,155,557 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 16,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit