🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.74 AU - 0.96 AU

Year: 292 Days

Day: 33.7 Hours

Environment

Temp: 162 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,134,527 km

• M1: 202,406 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.27 AU - 1.31 AU

Year: 546 Days

Day: 35 Hours

Environment

Temp: -30 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.18 AU - 1.48 AU

Year: 572 Days

Day: 43.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,134,527 km

• M1: 310,266 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.46 AU - 2.04 AU

Year: 863 Days

Day: 22.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.88 AU - 4.06 AU

Year: 2949 Days

Day: 20 Hours

Environment

Temp: -131 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,134,527 km

• M1: 45,777 km (0.032 R)
• M2: 76,295 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.22 AU - 4.96 AU

Year: 3083 Days

Day: 25.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.1

Radius: 12.4

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.64 AU - 5.66 AU

Year: 3738 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,134,527 km

• M1: 156,180 km (0.05 R)
• M2: 547,229 km (0.028 R)
• M3: 1,163,123 km (0.118 R)
• M4: 1,553,424 km (0.082 R)
• M5: 2,151,367 km (0.108 R)
• M6: 2,982,982 km (0.072 R)
• M7: 3,636,275 km (0.102 R)
• M8: 4,361,077 km (0.081 R)
• M9: 6,016,078 km (0.114 R)
• M10: 6,553,733 km (0.101 R)
• M11: 6,970,363 km (0.119 R)
• M12: 7,372,931 km (0.037 R)
• M13: 7,823,969 km (0.096 R)
• M14: 8,362,072 km (0.109 R)
• M15: 9,069,221 km (0.085 R)
• M16: 10,086,786 km (0.068 R)
• M17: 10,847,491 km (0.099 R)
• M18: 11,389,634 km (0.029 R)
• M19: 12,214,666 km (0.044 R)
• M20: 12,939,917 km (0.076 R)
• M21: 15,185,680 km (0.048 R)
• M22: 15,812,046 km (0.073 R)
• M23: 17,453,135 km (0.114 R)
• M24: 17,909,408 km (0.064 R)
• M25: 19,814,388 km (0.114 R)
• M26: 22,515,228 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 13.7

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.77 AU - 12.85 AU

Year: 15130 Days

Day: 12.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,134,527 km

• M1: 171,589 km (0.078 R)
• M2: 864,077 km (0.068 R)
• M3: 1,682,527 km (0.076 R)
• M4: 2,822,014 km (0.045 R)
• M5: 3,969,729 km (0.117 R)
• M6: 5,719,875 km (0.073 R)
• M7: 6,610,281 km (0.103 R)
• M8: 8,666,653 km (0.102 R)
• M9: 10,255,981 km (0.081 R)
• M10: 13,241,506 km (0.103 R)
• M11: 14,933,009 km (0.112 R)
• M12: 17,207,794 km (0.114 R)
• M13: 22,973,745 km (0.098 R)
• M14: 31,899,652 km (0.118 R)
• M15: 32,925,594 km (0.069 R)
• M16: 38,260,254 km (0.072 R)
• M17: 47,155,194 km (0.037 R)
• M18: 52,158,195 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.3

Radius: 8

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.67 AU - 20.97 AU

Year: 28042 Days

Day: 22.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,134,527 km

• M1: 99,483 km (0.117 R)
• M2: 362,924 km (0.117 R)
• M3: 634,744 km (0.107 R)
• M4: 1,048,980 km (0.098 R)
• M5: 1,439,580 km (0.109 R)
• M6: 1,963,622 km (0.098 R)
• M7: 2,778,332 km (0.093 R)
• M8: 3,276,044 km (0.05 R)
• M9: 5,206,903 km (0.077 R)
• M10: 7,116,072 km (0.101 R)
• M11: 7,895,028 km (0.066 R)
• M12: 9,336,553 km (0.051 R)
• M13: 9,737,325 km (0.111 R)
• M14: 12,871,251 km (0.086 R)
• M15: 14,857,462 km (0.066 R)
• M16: 17,899,236 km (0.051 R)
• M17: 19,334,478 km (0.1 R)
• M18: 21,039,145 km (0.075 R)
• M19: 22,229,645 km (0.092 R)
• M20: 27,793,788 km (0.088 R)
• M21: 32,888,942 km (0.079 R)
• M22: 41,264,029 km (0.069 R)
• M23: 42,032,963 km (0.075 R)
• M24: 47,685,219 km (0.082 R)
• M25: 55,670,005 km (0.089 R)
• M26: 56,044,149 km (0.09 R)
• M27: 63,070,163 km (0.101 R)
• M28: 64,914,106 km (0.099 R)
• M29: 68,494,731 km (0.084 R)
• M30: 70,880,369 km (0.079 R)
• M31: 72,204,609 km (0.091 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: 508 - 10,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit