🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.62 AU - 0.72 AU

Year: 204 Days

Day: 30.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,814,253 km

• M1: 107,710 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3 AU - 3.74 AU

Year: 2306 Days

Day: 47.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.8

Radius: 14

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.49 AU - 5.81 AU

Year: 5006 Days

Day: 11.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,814,253 km

• M1: 174,132 km (0.05 R)
• M2: 854,054 km (0.119 R)
• M3: 1,422,526 km (0.113 R)
• M4: 2,059,065 km (0.059 R)
• M5: 2,952,164 km (0.029 R)
• M6: 3,914,827 km (0.116 R)
• M7: 5,129,561 km (0.095 R)
• M8: 5,613,959 km (0.113 R)
• M9: 6,188,266 km (0.053 R)
• M10: 7,455,060 km (0.087 R)
• M11: 8,403,511 km (0.074 R)
• M12: 10,413,358 km (0.064 R)
• M13: 11,061,267 km (0.054 R)
• M14: 12,390,144 km (0.115 R)
• M15: 14,981,778 km (0.106 R)
• M16: 15,864,555 km (0.111 R)
• M17: 17,432,490 km (0.066 R)
• M18: 18,409,215 km (0.067 R)
• M19: 24,444,890 km (0.08 R)
• M20: 24,975,365 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.9

Radius: 12.1

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.01 AU - 6.43 AU

Year: 5783 Days

Day: 7.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,814,253 km

• M1: 150,944 km (0.102 R)
• M2: 552,764 km (0.066 R)
• M3: 972,087 km (0.108 R)
• M4: 1,353,113 km (0.04 R)
• M5: 2,591,185 km (0.04 R)
• M6: 3,001,382 km (0.114 R)
• M7: 3,698,807 km (0.095 R)
• M8: 5,596,756 km (0.114 R)
• M9: 6,126,631 km (0.119 R)
• M10: 7,881,265 km (0.049 R)
• M11: 9,423,319 km (0.027 R)
• M12: 10,220,227 km (0.114 R)
• M13: 12,882,172 km (0.099 R)
• M14: 13,367,019 km (0.116 R)
• M15: 19,817,978 km (0.049 R)
• M16: 20,683,402 km (0.088 R)
• M17: 21,423,612 km (0.103 R)
• M18: 23,750,906 km (0.083 R)
• M19: 25,393,042 km (0.096 R)
• M20: 26,070,720 km (0.076 R)
• M21: 26,500,216 km (0.101 R)
• M22: 27,109,677 km (0.077 R)
• M23: 29,734,372 km (0.119 R)
• M24: 30,392,453 km (0.071 R)
• M25: 31,252,790 km (0.114 R)
• M26: 31,835,324 km (0.08 R)
• M27: 34,443,863 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.2

Radius: 8.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 10.67 AU - 12.27 AU

Year: 14481 Days

Day: 11.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,814,253 km

• M1: 106,364 km (0.078 R)
• M2: 500,255 km (0.063 R)
• M3: 1,673,103 km (0.087 R)
• M4: 2,062,356 km (0.108 R)
• M5: 4,067,417 km (0.069 R)
• M6: 4,369,305 km (0.072 R)
• M7: 4,956,776 km (0.084 R)
• M8: 6,693,458 km (0.058 R)
• M9: 8,756,861 km (0.087 R)
• M10: 10,947,273 km (0.084 R)
• M11: 11,425,537 km (0.118 R)
• M12: 12,197,163 km (0.066 R)
• M13: 13,660,829 km (0.087 R)
• M14: 18,675,349 km (0.088 R)
• M15: 22,597,207 km (0.106 R)
• M16: 23,198,890 km (0.049 R)
• M17: 26,368,719 km (0.101 R)
• M18: 28,902,458 km (0.112 R)
• M19: 30,644,226 km (0.053 R)
• M20: 31,063,998 km (0.115 R)
• M21: 40,161,643 km (0.084 R)
• M22: 42,979,169 km (0.078 R)
• M23: 43,902,637 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.6

Radius: 4.3

Gravity: 22.15 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.68 AU - 18.08 AU

Year: 24713 Days

Day: 23.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,814,253 km

• M1: 71,059 km (0.086 R)
• M2: 498,161 km (0.112 R)
• M3: 939,325 km (0.068 R)
• M4: 1,743,114 km (0.117 R)
• M5: 2,562,312 km (0.12 R)
• M6: 3,552,501 km (0.064 R)
• M7: 3,881,317 km (0.059 R)
• M8: 4,395,335 km (0.091 R)
• M9: 7,139,858 km (0.117 R)
• M10: 7,859,124 km (0.106 R)
• M11: 10,424,877 km (0.116 R)
• M12: 10,972,705 km (0.057 R)
• M13: 14,820,511 km (0.051 R)
• M14: 15,590,791 km (0.112 R)
• M15: 23,554,484 km (0.058 R)
• M16: 30,676,091 km (0.12 R)
• M17: 39,252,985 km (0.113 R)
• M18: 43,771,739 km (0.098 R)
• M19: 58,431,732 km (0.069 R)
• M20: 62,103,462 km (0.072 R)
• M21: 62,895,582 km (0.104 R)
• M22: 71,623,421 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 19,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit