🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.62 AU

Year: 129 Days

Day: 13.5 Hours

Environment

Temp: 233 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.51 AU - 0.77 AU

Year: 182 Days

Day: 38.9 Hours

Environment

Temp: 198 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.7 AU - 2.46 AU

Year: 1064 Days

Day: 30.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 138.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.8 AU - 2.42 AU

Year: 1087 Days

Day: 28.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.65 AU - 3.43 AU

Year: 1880 Days

Day: 16 Hours

Environment

Temp: -104 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.96 AU - 4.08 AU

Year: 2343 Days

Day: 14 Hours

Environment

Temp: -105 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.39 AU - 4.49 AU

Year: 2774 Days

Day: 18.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.36 AU - 5.32 AU

Year: 3208 Days

Day: 46.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,725,711 km

• M1: 3,533,502 km (0.079 R)

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197

Radius: 9.7

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.22 AU - 6.5 AU

Year: 5690 Days

Day: 8.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 21,725,711 km

• M1: 126,111 km (0.094 R)
• M2: 200,910 km (0.092 R)
• M3: 287,078 km (0.109 R)
• M4: 555,606 km (0.052 R)
• M5: 773,271 km (0.094 R)
• M6: 887,415 km (0.115 R)
• M7: 963,261 km (0.071 R)
• M8: 1,063,940 km (0.089 R)
• M9: 1,363,285 km (0.115 R)
• M10: 1,661,733 km (0.107 R)
• M11: 1,909,916 km (0.102 R)
• M12: 1,995,336 km (0.118 R)
• M13: 2,304,555 km (0.11 R)
• M14: 2,395,810 km (0.108 R)
• M15: 2,488,261 km (0.107 R)
• M16: 2,550,494 km (0.113 R)
• M17: 2,837,423 km (0.096 R)
• M18: 2,902,647 km (0.071 R)
• M19: 3,151,728 km (0.069 R)
• M20: 3,356,079 km (0.093 R)
• M21: 3,512,109 km (0.077 R)
• M22: 3,958,509 km (0.044 R)
• M23: 4,123,516 km (0.057 R)
• M24: 4,272,366 km (0.11 R)
• M25: 4,385,013 km (0.119 R)
• M26: 4,460,709 km (0.065 R)
• M27: 4,575,152 km (0.084 R)
• M28: 4,943,761 km (0.078 R)
• M29: 5,081,989 km (0.115 R)
• M30: 5,504,603 km (0.045 R)
• M31: 5,834,167 km (0.107 R)
• M32: 5,938,437 km (0.105 R)
• M33: 6,001,268 km (0.083 R)
• M34: 6,340,556 km (0.078 R)
• M35: 7,082,113 km (0.12 R)
• M36: 7,260,583 km (0.114 R)
• M37: 7,782,081 km (0.087 R)
• M38: 8,315,697 km (0.026 R)
• M39: 8,622,522 km (0.03 R)
• M40: 8,765,388 km (0.074 R)
• M41: 9,516,220 km (0.117 R)
• M42: 9,738,073 km (0.075 R)
• M43: 10,413,807 km (0.105 R)
• M44: 10,821,461 km (0.101 R)
• M45: 11,521,130 km (0.056 R)
• M46: 11,916,218 km (0.097 R)
• M47: 12,530,617 km (0.096 R)
• M48: 12,936,925 km (0.11 R)
• M49: 13,045,982 km (0.111 R)
• M50: 13,985,456 km (0.098 R)
• M51: 14,633,365 km (0.104 R)
• M52: 14,747,059 km (0.06 R)
• M53: 14,832,479 km (0.067 R)
• M54: 14,918,049 km (0.096 R)
• M55: 15,061,214 km (0.113 R)
• M56: 15,754,152 km (0.111 R)
• M57: 16,222,094 km (0.098 R)
• M58: 16,487,181 km (0.071 R)
• M59: 16,575,893 km (0.089 R)
• M60: 17,261,201 km (0.05 R)
• M61: 17,834,460 km (0.105 R)
• M62: 18,937,594 km (0.087 R)
• M63: 19,061,461 km (0.033 R)
• M64: 19,185,628 km (0.11 R)
• M65: 19,497,390 km (0.071 R)
• M66: 19,622,454 km (0.102 R)
• M67: 19,747,966 km (0.07 R)
• M68: 20,125,701 km (0.059 R)
• M69: 20,220,546 km (0.095 R)
• M70: 20,633,286 km (0.082 R)
• M71: 21,338,042 km (0.116 R)
• M72: 21,660,874 km (0.102 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 14,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit