🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.29 AU - 1.49 AU

Year: 487 Days

Day: 33.2 Hours

Environment

Temp: 171 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.22 AU - 1.74 AU

Year: 535 Days

Day: 24.2 Hours

Environment

Temp: 132 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.42 AU - 2.22 AU

Year: 730 Days

Day: 29.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 166.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.8 AU - 3.36 AU

Year: 1607 Days

Day: 32.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.55 AU - 4.13 AU

Year: 2237 Days

Day: 16.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4 AU - 5.84 AU

Year: 3244 Days

Day: 37.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 13.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.9

Radius: 10.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 11.21 AU - 15.47 AU

Year: 14482 Days

Day: 7.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,203,231 km

• M1: 131,796 km (0.101 R)
• M2: 521,947 km (0.09 R)
• M3: 1,386,323 km (0.081 R)
• M4: 3,530,959 km (0.107 R)
• M5: 4,690,791 km (0.044 R)
• M6: 5,139,435 km (0.098 R)
• M7: 6,298,519 km (0.076 R)
• M8: 7,266,717 km (0.105 R)
• M9: 12,259,546 km (0.085 R)
• M10: 12,709,985 km (0.114 R)
• M11: 15,846,753 km (0.11 R)
• M12: 16,314,246 km (0.101 R)
• M13: 18,865,039 km (0.108 R)
• M14: 21,345,971 km (0.07 R)
• M15: 23,775,290 km (0.115 R)
• M16: 26,757,674 km (0.081 R)
• M17: 27,230,253 km (0.114 R)
• M18: 32,911,232 km (0.047 R)
• M19: 37,657,075 km (0.077 R)
• M20: 39,092,616 km (0.104 R)
• M21: 41,691,879 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.7

Radius: 3.9

Gravity: 40.09 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.16 AU - 21 AU

Year: 23805 Days

Day: 15.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,203,231 km

• M1: 81,830 km (0.091 R)
• M2: 241,750 km (0.06 R)
• M3: 594,352 km (0.115 R)
• M4: 864,975 km (0.09 R)
• M5: 1,074,412 km (0.088 R)
• M6: 1,301,651 km (0.114 R)
• M7: 1,701,825 km (0.111 R)
• M8: 2,266,707 km (0.115 R)
• M9: 2,448,917 km (0.072 R)
• M10: 2,947,527 km (0.075 R)
• M11: 3,755,206 km (0.114 R)
• M12: 4,076,392 km (0.101 R)
• M13: 4,277,751 km (0.029 R)
• M14: 6,178,691 km (0.113 R)
• M15: 7,787,168 km (0.074 R)
• M16: 9,305,586 km (0.106 R)
• M17: 9,892,608 km (0.113 R)
• M18: 11,868,796 km (0.061 R)
• M19: 12,210,328 km (0.028 R)
• M20: 13,056,902 km (0.035 R)
• M21: 15,182,987 km (0.067 R)
• M22: 16,580,530 km (0.095 R)
• M23: 18,422,230 km (0.117 R)
• M24: 19,439,346 km (0.038 R)
• M25: 20,787,372 km (0.087 R)
• M26: 20,984,841 km (0.116 R)
• M27: 22,299,358 km (0.07 R)
• M28: 23,029,395 km (0.102 R)
• M29: 23,560,468 km (0.082 R)
• M30: 23,775,141 km (0.104 R)
• M31: 27,747,263 km (0.081 R)
• M32: 28,713,367 km (0.092 R)
• M33: 31,746,164 km (0.044 R)
• M34: 34,019,005 km (0.086 R)
• M35: 38,736,125 km (0.049 R)
• M36: 42,111,651 km (0.032 R)
• M37: 51,217,374 km (0.1 R)
• M38: 56,801,564 km (0.044 R)
• M39: 58,946,647 km (0.051 R)
• M40: 63,813,066 km (0.058 R)
• M41: 64,859,503 km (0.117 R)

Kuiper Belt

Range: 36.9 - 61.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 19,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit