🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.05 AU - 1.37 AU

Year: 468 Days

Day: 21.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 41.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,576,333 km

• M1: 50,265 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.58 AU - 1.9 AU

Year: 807 Days

Day: 17.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.45 AU - 2.27 AU

Year: 892 Days

Day: 27.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.65 AU - 4.57 AU

Year: 2928 Days

Day: 28.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,576,333 km

• M1: 343,327 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.58 AU - 5.28 AU

Year: 3847 Days

Day: 45 Hours

Environment

Temp: -119 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.8

Radius: 14.3

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.18 AU - 10.46 AU

Year: 11652 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,576,333 km

• M1: 177,872 km (0.077 R)
• M2: 1,172,099 km (0.089 R)
• M3: 1,821,653 km (0.084 R)
• M4: 2,977,895 km (0.086 R)
• M5: 5,506,698 km (0.076 R)
• M6: 6,081,752 km (0.104 R)
• M7: 6,803,262 km (0.068 R)
• M8: 7,736,005 km (0.065 R)
• M9: 12,286,324 km (0.097 R)
• M10: 16,743,742 km (0.068 R)
• M11: 17,886,520 km (0.107 R)
• M12: 18,866,236 km (0.061 R)
• M13: 20,327,508 km (0.075 R)
• M14: 21,009,226 km (0.11 R)
• M15: 25,164,307 km (0.03 R)
• M16: 28,879,420 km (0.118 R)
• M17: 32,328,100 km (0.096 R)
• M18: 33,781,294 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.5

Radius: 5.6

Gravity: 19.08 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 12.97 AU - 18.71 AU

Year: 22157 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,576,333 km

• M1: 69,713 km (0.114 R)
• M2: 321,935 km (0.102 R)
• M3: 673,639 km (0.07 R)
• M4: 875,746 km (0.073 R)
• M5: 1,158,785 km (0.078 R)
• M6: 1,421,479 km (0.081 R)
• M7: 1,870,871 km (0.104 R)
• M8: 2,191,609 km (0.041 R)
• M9: 6,607,888 km (0.116 R)
• M10: 7,643,554 km (0.107 R)
• M11: 9,913,252 km (0.105 R)
• M12: 11,851,742 km (0.111 R)
• M13: 12,945,003 km (0.117 R)
• M14: 13,157,282 km (0.08 R)
• M15: 24,320,874 km (0.111 R)
• M16: 29,721,955 km (0.068 R)
• M17: 30,339,645 km (0.074 R)
• M18: 32,504,027 km (0.089 R)
• M19: 46,188,791 km (0.111 R)
• M20: 58,899,674 km (0.048 R)
• M21: 60,463,121 km (0.109 R)
• M22: 65,527,159 km (0.084 R)
• M23: 68,268,839 km (0.079 R)
• M24: 73,305,201 km (0.112 R)
• M25: 76,951,050 km (0.094 R)

Asteroid Belt

Center: 17.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.8

Radius: 3.5

Gravity: 22.92 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 18.9 AU - 20.14 AU

Year: 30311 Days

Day: 18 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,576,333 km

• M1: 43,832 km (0.106 R)
• M2: 337,493 km (0.117 R)
• M3: 815,757 km (0.094 R)
• M4: 1,264,850 km (0.113 R)
• M5: 1,399,338 km (0.044 R)
• M6: 1,750,744 km (0.069 R)
• M7: 1,937,592 km (0.079 R)
• M8: 2,555,132 km (0.119 R)
• M9: 3,321,970 km (0.087 R)
• M10: 10,283,507 km (0.12 R)
• M11: 22,965,816 km (0.087 R)
• M12: 28,329,050 km (0.111 R)
• M13: 42,047,174 km (0.097 R)
• M14: 51,356,799 km (0.118 R)
• M15: 53,298,430 km (0.11 R)
• M16: 57,703,639 km (0.075 R)
• M17: 61,358,464 km (0.095 R)
• M18: 62,146,995 km (0.114 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 16,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit