🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.48 AU - 0.6 AU

Year: 141 Days

Day: 27.1 Hours

Environment

Temp: 175 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,310,110 km

• M1: 52,509 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.31 AU - 1.37 AU

Year: 553 Days

Day: 23.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,310,110 km

• M1: 384,616 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.92 AU - 2.92 AU

Year: 1342 Days

Day: 46.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.28 AU - 3.72 AU

Year: 2334 Days

Day: 27.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.6

Radius: 11.5

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.52 AU - 6.94 AU

Year: 6223 Days

Day: 10 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,310,110 km

• M1: 144,212 km (0.118 R)
• M2: 525,986 km (0.084 R)
• M3: 1,504,057 km (0.117 R)
• M4: 2,344,199 km (0.112 R)
• M5: 2,769,655 km (0.043 R)
• M6: 4,749,732 km (0.095 R)
• M7: 5,238,020 km (0.081 R)
• M8: 5,670,358 km (0.083 R)
• M9: 6,607,140 km (0.079 R)
• M10: 7,790,309 km (0.098 R)
• M11: 9,566,933 km (0.085 R)
• M12: 13,634,799 km (0.098 R)
• M13: 17,880,536 km (0.052 R)
• M14: 19,065,650 km (0.072 R)
• M15: 25,053,305 km (0.047 R)
• M16: 29,315,049 km (0.064 R)
• M17: 30,867,725 km (0.076 R)
• M18: 31,522,815 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.2

Radius: 13.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.72 AU - 11.64 AU

Year: 10735 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,310,110 km

• M1: 171,589 km (0.085 R)
• M2: 647,310 km (0.088 R)
• M3: 1,201,271 km (0.118 R)
• M4: 1,762,263 km (0.114 R)
• M5: 2,690,817 km (0.112 R)
• M6: 3,154,271 km (0.075 R)
• M7: 3,976,910 km (0.094 R)
• M8: 6,589,936 km (0.068 R)
• M9: 7,241,584 km (0.083 R)
• M10: 13,073,208 km (0.088 R)
• M11: 15,584,209 km (0.087 R)
• M12: 18,253,035 km (0.093 R)
• M13: 20,405,299 km (0.072 R)
• M14: 21,875,248 km (0.079 R)
• M15: 23,943,738 km (0.068 R)
• M16: 24,390,586 km (0.084 R)
• M17: 26,804,647 km (0.063 R)
• M18: 28,267,565 km (0.085 R)
• M19: 28,867,452 km (0.096 R)
• M20: 32,211,563 km (0.088 R)
• M21: 35,805,951 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.4

Radius: 8.6

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.37 AU - 14.75 AU

Year: 15866 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,310,110 km

• M1: 106,962 km (0.028 R)
• M2: 673,490 km (0.109 R)
• M3: 1,603,689 km (0.106 R)
• M4: 3,681,604 km (0.051 R)
• M5: 4,453,379 km (0.117 R)
• M6: 12,628,454 km (0.058 R)
• M7: 13,383,325 km (0.027 R)
• M8: 13,837,354 km (0.093 R)
• M9: 17,156,632 km (0.086 R)
• M10: 18,557,167 km (0.031 R)
• M11: 25,219,209 km (0.035 R)
• M12: 32,847,803 km (0.068 R)
• M13: 33,436,620 km (0.107 R)
• M14: 40,386,339 km (0.045 R)
• M15: 51,965,364 km (0.069 R)
• M16: 53,572,493 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.7

Radius: 4.5

Gravity: 17.96 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.35 AU - 17.77 AU

Year: 20832 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,310,110 km

• M1: 55,950 km (0.096 R)
• M2: 248,781 km (0.032 R)
• M3: 930,349 km (0.109 R)
• M4: 1,080,246 km (0.113 R)
• M5: 2,433,957 km (0.118 R)
• M6: 4,447,545 km (0.056 R)
• M7: 5,015,269 km (0.117 R)
• M8: 7,361,861 km (0.116 R)
• M9: 8,153,982 km (0.108 R)
• M10: 8,898,829 km (0.087 R)
• M11: 13,380,183 km (0.118 R)
• M12: 18,158,788 km (0.116 R)
• M13: 30,421,026 km (0.101 R)
• M14: 31,480,179 km (0.091 R)
• M15: 32,563,717 km (0.086 R)
• M16: 34,424,415 km (0.119 R)
• M17: 35,188,112 km (0.101 R)
• M18: 40,429,722 km (0.119 R)
• M19: 47,096,701 km (0.076 R)
• M20: 49,311,198 km (0.09 R)
• M21: 57,964,986 km (0.08 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 11,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit