🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.62 AU - 0.74 AU

Year: 198 Days

Day: 46 Hours

Environment

Temp: 229 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.74 AU - 0.96 AU

Year: 277 Days

Day: 28.4 Hours

Environment

Temp: 170 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.21 AU - 1.43 AU

Year: 535 Days

Day: 38.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.51 AU - 2.85 AU

Year: 1549 Days

Day: 20.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.74 AU - 4.48 AU

Year: 2422 Days

Day: 35 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.8

Radius: 13.7

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.93 AU - 8.57 AU

Year: 7618 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,746,787 km

• M1: 172,337 km (0.084 R)
• M2: 735,573 km (0.114 R)
• M3: 1,356,553 km (0.107 R)
• M4: 2,006,855 km (0.082 R)
• M5: 2,442,036 km (0.081 R)
• M6: 5,221,863 km (0.095 R)
• M7: 6,509,602 km (0.112 R)
• M8: 7,958,756 km (0.065 R)
• M9: 8,458,264 km (0.084 R)
• M10: 9,157,185 km (0.056 R)
• M11: 10,720,183 km (0.1 R)
• M12: 11,856,978 km (0.099 R)
• M13: 12,565,772 km (0.118 R)
• M14: 14,491,995 km (0.055 R)
• M15: 16,077,134 km (0.119 R)
• M16: 16,675,226 km (0.095 R)
• M17: 17,916,140 km (0.082 R)
• M18: 22,498,473 km (0.07 R)
• M19: 24,971,026 km (0.058 R)
• M20: 26,410,008 km (0.07 R)
• M21: 28,574,689 km (0.115 R)
• M22: 29,060,583 km (0.088 R)
• M23: 32,301,471 km (0.103 R)
• M24: 36,454,458 km (0.103 R)
• M25: 40,705,132 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.3

Radius: 5.1

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 13.49 AU - 13.49 AU

Year: 17495 Days

Day: 16.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,746,787 km

• M1: 64,327 km (0.09 R)
• M2: 249,978 km (0.067 R)
• M3: 446,849 km (0.114 R)
• M4: 685,158 km (0.119 R)
• M5: 917,334 km (0.098 R)
• M6: 1,133,353 km (0.087 R)
• M7: 2,026,004 km (0.072 R)
• M8: 2,470,609 km (0.087 R)
• M9: 3,454,813 km (0.105 R)
• M10: 3,903,158 km (0.041 R)
• M11: 5,287,986 km (0.09 R)
• M12: 5,514,028 km (0.114 R)
• M13: 5,713,143 km (0.114 R)
• M14: 6,267,253 km (0.078 R)
• M15: 7,164,691 km (0.079 R)
• M16: 8,017,698 km (0.101 R)
• M17: 8,446,745 km (0.099 R)
• M18: 11,455,756 km (0.107 R)
• M19: 11,999,844 km (0.091 R)
• M20: 17,767,889 km (0.111 R)
• M21: 26,814,222 km (0.092 R)
• M22: 27,578,367 km (0.112 R)
• M23: 28,751,963 km (0.113 R)
• M24: 29,653,589 km (0.097 R)
• M25: 30,264,996 km (0.09 R)
• M26: 35,577,216 km (0.054 R)
• M27: 38,032,267 km (0.105 R)
• M28: 40,598,020 km (0.084 R)
• M29: 40,848,147 km (0.115 R)
• M30: 43,146,569 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.6

Radius: 3

Gravity: 76.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 14.54 AU - 21 AU

Year: 26450 Days

Day: 20.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,746,787 km

• M1: 37,250 km (0.106 R)
• M2: 149,598 km (0.104 R)
• M3: 412,890 km (0.079 R)
• M4: 572,212 km (0.111 R)
• M5: 1,630,617 km (0.086 R)
• M6: 1,944,623 km (0.089 R)
• M7: 2,320,562 km (0.065 R)
• M8: 4,105,714 km (0.072 R)
• M9: 4,423,908 km (0.119 R)
• M10: 5,394,200 km (0.116 R)
• M11: 7,127,291 km (0.075 R)
• M12: 8,963,904 km (0.119 R)
• M13: 9,865,980 km (0.032 R)
• M14: 10,826,847 km (0.072 R)
• M15: 12,637,131 km (0.111 R)
• M16: 13,307,927 km (0.106 R)
• M17: 15,885,499 km (0.116 R)
• M18: 16,932,085 km (0.065 R)
• M19: 19,161,243 km (0.112 R)
• M20: 20,345,909 km (0.03 R)
• M21: 20,649,592 km (0.093 R)
• M22: 21,059,042 km (0.054 R)
• M23: 23,630,480 km (0.056 R)
• M24: 28,620,017 km (0.119 R)
• M25: 29,643,716 km (0.082 R)
• M26: 32,172,518 km (0.086 R)
• M27: 36,303,514 km (0.073 R)
• M28: 43,058,007 km (0.105 R)
• M29: 45,253,655 km (0.096 R)
• M30: 48,415,406 km (0.069 R)
• M31: 50,788,178 km (0.077 R)
• M32: 56,557,420 km (0.119 R)
• M33: 62,109,595 km (0.102 R)
• M34: 69,603,551 km (0.104 R)
• M35: 70,985,686 km (0.059 R)
• M36: 73,092,921 km (0.098 R)
• M37: 74,281,476 km (0.08 R)
• M38: 76,209,793 km (0.03 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 13,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit