🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.61 AU - 0.93 AU

Year: 247 Days

Day: 39.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,402,722 km

• M1: 33,809 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.92 AU - 1.24 AU

Year: 410 Days

Day: 27.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.05 AU - 1.55 AU

Year: 541 Days

Day: 31.2 Hours

Environment

Temp: -12 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.45 AU - 1.85 AU

Year: 774 Days

Day: 46.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,402,722 km

• M1: 97,239 km (0.093 R)
• M2: 817,253 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.99 AU - 2.25 AU

Year: 1127 Days

Day: 21.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.59 AU - 4.59 AU

Year: 3021 Days

Day: 35.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,402,722 km

• M1: 609,462 km (0.087 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.9

Radius: 14.6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.22 AU - 5.92 AU

Year: 4170 Days

Day: 12.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,402,722 km

• M1: 181,612 km (0.105 R)
• M2: 1,186,311 km (0.1 R)
• M3: 2,149,721 km (0.036 R)
• M4: 3,924,999 km (0.062 R)
• M5: 7,822,921 km (0.052 R)
• M6: 12,621,872 km (0.093 R)
• M7: 13,090,861 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917

Radius: 10.7

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.39 AU - 12.59 AU

Year: 12409 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,402,722 km

• M1: 133,142 km (0.076 R)
• M2: 500,106 km (0.101 R)
• M3: 1,215,333 km (0.106 R)
• M4: 1,679,984 km (0.116 R)
• M5: 2,127,731 km (0.086 R)
• M6: 2,925,985 km (0.037 R)
• M7: 3,473,214 km (0.092 R)
• M8: 4,578,742 km (0.036 R)
• M9: 5,318,354 km (0.114 R)
• M10: 6,656,806 km (0.107 R)
• M11: 7,163,793 km (0.091 R)
• M12: 7,515,947 km (0.099 R)
• M13: 8,496,112 km (0.062 R)
• M14: 9,718,177 km (0.076 R)
• M15: 10,095,762 km (0.045 R)
• M16: 10,652,116 km (0.108 R)
• M17: 11,948,532 km (0.096 R)
• M18: 12,319,684 km (0.063 R)
• M19: 18,277,419 km (0.119 R)
• M20: 22,948,014 km (0.054 R)
• M21: 24,600,173 km (0.073 R)
• M22: 39,529,891 km (0.055 R)
• M23: 42,183,458 km (0.074 R)
• M24: 43,335,511 km (0.096 R)
• M25: 45,102,711 km (0.036 R)
• M26: 46,459,264 km (0.118 R)
• M27: 53,820,078 km (0.09 R)
• M28: 54,834,052 km (0.094 R)
• M29: 57,424,788 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.9

Radius: 7

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.75 AU - 16.61 AU

Year: 18481 Days

Day: 20.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,402,722 km

• M1: 90,208 km (0.096 R)
• M2: 318,344 km (0.086 R)
• M3: 646,861 km (0.054 R)
• M4: 911,500 km (0.117 R)
• M5: 1,518,119 km (0.086 R)
• M6: 1,789,939 km (0.092 R)
• M7: 2,455,200 km (0.111 R)
• M8: 3,060,922 km (0.069 R)
• M9: 3,584,515 km (0.098 R)
• M10: 3,883,262 km (0.042 R)
• M11: 4,599,536 km (0.114 R)
• M12: 5,025,591 km (0.069 R)
• M13: 7,229,317 km (0.093 R)
• M14: 7,658,663 km (0.115 R)
• M15: 8,673,685 km (0.046 R)
• M16: 9,548,084 km (0.101 R)
• M17: 10,360,251 km (0.107 R)
• M18: 13,710,346 km (0.086 R)
• M19: 14,220,175 km (0.079 R)
• M20: 16,713,523 km (0.118 R)
• M21: 18,324,243 km (0.09 R)
• M22: 18,942,980 km (0.026 R)
• M23: 24,615,432 km (0.084 R)
• M24: 26,694,992 km (0.113 R)
• M25: 29,726,443 km (0.072 R)
• M26: 43,212,542 km (0.097 R)
• M27: 44,941,444 km (0.079 R)
• M28: 47,043,743 km (0.086 R)
• M29: 48,202,379 km (0.107 R)
• M30: 50,232,871 km (0.115 R)
• M31: 52,319,462 km (0.108 R)
• M32: 52,850,085 km (0.045 R)
• M33: 57,976,356 km (0.087 R)
• M34: 62,229,423 km (0.113 R)
• M35: 63,826,231 km (0.117 R)
• M36: 66,893,286 km (0.092 R)
• M37: 69,629,731 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.1

Radius: 6.3

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 17.25 AU - 19.49 AU

Year: 28758 Days

Day: 24.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 69.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,402,722 km

• M1: 78,389 km (0.04 R)
• M2: 349,909 km (0.086 R)
• M3: 553,213 km (0.045 R)
• M4: 1,270,834 km (0.108 R)
• M5: 1,960,480 km (0.111 R)
• M6: 2,328,491 km (0.084 R)
• M7: 3,375,826 km (0.089 R)
• M8: 3,687,139 km (0.073 R)
• M9: 4,458,017 km (0.092 R)
• M10: 6,123,789 km (0.108 R)
• M11: 7,849,699 km (0.097 R)
• M12: 9,315,160 km (0.062 R)
• M13: 9,772,780 km (0.064 R)
• M14: 10,191,953 km (0.081 R)
• M15: 11,235,398 km (0.037 R)
• M16: 11,463,834 km (0.087 R)
• M17: 11,812,397 km (0.08 R)
• M18: 13,987,999 km (0.118 R)
• M19: 16,785,629 km (0.027 R)
• M20: 17,386,713 km (0.088 R)
• M21: 18,791,587 km (0.072 R)
• M22: 19,603,903 km (0.073 R)
• M23: 22,904,930 km (0.077 R)
• M24: 28,101,511 km (0.099 R)
• M25: 28,628,993 km (0.088 R)
• M26: 31,365,438 km (0.117 R)
• M27: 36,847,003 km (0.103 R)
• M28: 38,894,100 km (0.075 R)
• M29: 42,380,030 km (0.1 R)
• M30: 53,269,857 km (0.118 R)
• M31: 54,077,386 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 14,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit