🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.61 AU - 0.93 AU

Year: 251 Days

Day: 40.2 Hours

Environment

Temp: 168 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,909,921 km

• M1: 135,236 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.88 AU - 3 AU

Year: 1413 Days

Day: 45.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.53 AU - 3.75 AU

Year: 2063 Days

Day: 19.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.01 AU - 4.93 AU

Year: 2934 Days

Day: 12.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.6

Radius: 12

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.21 AU - 7.77 AU

Year: 6854 Days

Day: 9.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,909,921 km

• M1: 149,299 km (0.083 R)
• M2: 558,150 km (0.05 R)
• M3: 1,297,313 km (0.109 R)
• M4: 1,682,527 km (0.106 R)
• M5: 2,749,609 km (0.068 R)
• M6: 3,290,854 km (0.095 R)
• M7: 5,383,878 km (0.101 R)
• M8: 5,846,434 km (0.112 R)
• M9: 6,504,366 km (0.087 R)
• M10: 7,321,619 km (0.11 R)
• M11: 7,813,048 km (0.07 R)
• M12: 8,570,911 km (0.099 R)
• M13: 9,246,644 km (0.114 R)
• M14: 9,957,533 km (0.105 R)
• M15: 10,994,097 km (0.086 R)
• M16: 12,310,259 km (0.102 R)
• M17: 13,616,099 km (0.11 R)
• M18: 17,951,296 km (0.117 R)
• M19: 22,178,782 km (0.043 R)
• M20: 23,290,593 km (0.079 R)
• M21: 25,197,368 km (0.109 R)
• M22: 25,884,321 km (0.055 R)
• M23: 28,665,046 km (0.112 R)
• M24: 32,945,490 km (0.05 R)
• M25: 33,870,753 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.4

Radius: 9.2

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.21 AU - 9.47 AU

Year: 9747 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,909,921 km

• M1: 114,442 km (0.071 R)
• M2: 494,870 km (0.107 R)
• M3: 941,270 km (0.093 R)
• M4: 1,251,386 km (0.112 R)
• M5: 1,543,102 km (0.08 R)
• M6: 1,864,737 km (0.09 R)
• M7: 2,249,802 km (0.089 R)
• M8: 4,714,876 km (0.065 R)
• M9: 5,332,566 km (0.077 R)
• M10: 5,714,339 km (0.115 R)
• M11: 6,151,464 km (0.047 R)
• M12: 9,112,006 km (0.109 R)
• M13: 9,507,393 km (0.062 R)
• M14: 10,492,645 km (0.089 R)
• M15: 12,787,177 km (0.096 R)
• M16: 13,921,428 km (0.063 R)
• M17: 14,446,517 km (0.066 R)
• M18: 14,781,317 km (0.075 R)
• M19: 19,538,230 km (0.046 R)
• M20: 20,954,922 km (0.074 R)
• M21: 22,260,762 km (0.114 R)
• M22: 24,272,853 km (0.098 R)
• M23: 24,746,480 km (0.102 R)
• M24: 29,612,599 km (0.098 R)
• M25: 31,143,734 km (0.076 R)
• M26: 31,590,732 km (0.076 R)
• M27: 38,434,386 km (0.115 R)
• M28: 40,785,167 km (0.051 R)
• M29: 44,913,619 km (0.089 R)
• M30: 45,484,185 km (0.073 R)
• M31: 45,771,413 km (0.117 R)
• M32: 49,161,151 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 13.7

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.21 AU - 10.07 AU

Year: 10248 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,909,921 km

• M1: 170,392 km (0.119 R)
• M2: 886,367 km (0.101 R)
• M3: 1,342,491 km (0.12 R)
• M4: 2,328,042 km (0.053 R)
• M5: 2,844,753 km (0.078 R)
• M6: 3,414,571 km (0.103 R)
• M7: 3,853,043 km (0.043 R)
• M8: 5,762,809 km (0.109 R)
• M9: 7,176,210 km (0.102 R)
• M10: 9,173,341 km (0.116 R)
• M11: 10,325,395 km (0.066 R)
• M12: 12,627,855 km (0.1 R)
• M13: 14,995,840 km (0.108 R)
• M14: 16,730,577 km (0.111 R)
• M15: 17,219,613 km (0.038 R)
• M16: 20,200,200 km (0.105 R)
• M17: 22,061,647 km (0.106 R)
• M18: 23,162,986 km (0.113 R)
• M19: 25,019,197 km (0.045 R)
• M20: 26,877,501 km (0.079 R)
• M21: 28,231,961 km (0.111 R)
• M22: 34,443,563 km (0.088 R)
• M23: 35,122,289 km (0.1 R)
• M24: 41,893,388 km (0.075 R)
• M25: 42,666,809 km (0.076 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: 230 - 11,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit