🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.01 AU - 1.03 AU

Year: 360 Days

Day: 26 Hours

Environment

Temp: 78 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.47 AU - 4.61 AU

Year: 2841 Days

Day: 44 Hours

Environment

Temp: -112 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,068,411 km

• M1: 2,255,637 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.7

Radius: 12.3

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.76 AU - 8.22 AU

Year: 7171 Days

Day: 15 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,068,411 km

• M1: 153,039 km (0.094 R)
• M2: 645,515 km (0.075 R)
• M3: 1,492,837 km (0.079 R)
• M4: 2,049,491 km (0.097 R)
• M5: 2,687,975 km (0.119 R)
• M6: 3,245,975 km (0.067 R)
• M7: 4,093,447 km (0.114 R)
• M8: 4,889,606 km (0.077 R)
• M9: 5,426,962 km (0.085 R)
• M10: 5,878,897 km (0.102 R)
• M11: 6,927,429 km (0.1 R)
• M12: 7,943,946 km (0.103 R)
• M13: 9,393,699 km (0.055 R)
• M14: 10,362,495 km (0.114 R)
• M15: 11,300,174 km (0.034 R)
• M16: 17,952,941 km (0.102 R)
• M17: 18,620,297 km (0.088 R)
• M18: 19,097,365 km (0.064 R)
• M19: 23,844,704 km (0.054 R)
• M20: 25,392,892 km (0.042 R)
• M21: 29,325,521 km (0.1 R)
• M22: 29,878,734 km (0.107 R)
• M23: 31,196,990 km (0.071 R)
• M24: 33,546,275 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.3

Radius: 11.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.69 AU - 12.81 AU

Year: 12331 Days

Day: 8.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,068,411 km

• M1: 141,819 km (0.111 R)
• M2: 521,498 km (0.062 R)
• M3: 888,013 km (0.078 R)
• M4: 1,286,392 km (0.09 R)
• M5: 1,656,497 km (0.056 R)
• M6: 2,098,858 km (0.063 R)
• M7: 2,999,587 km (0.064 R)
• M8: 4,453,229 km (0.086 R)
• M9: 5,586,583 km (0.04 R)
• M10: 6,221,027 km (0.116 R)
• M11: 6,747,163 km (0.062 R)
• M12: 7,221,538 km (0.116 R)
• M13: 8,415,927 km (0.089 R)
• M14: 10,657,203 km (0.117 R)
• M15: 11,689,877 km (0.105 R)
• M16: 14,208,058 km (0.055 R)
• M17: 15,458,098 km (0.039 R)
• M18: 17,067,920 km (0.115 R)
• M19: 21,198,317 km (0.083 R)
• M20: 25,192,281 km (0.098 R)
• M21: 26,530,434 km (0.061 R)
• M22: 29,037,395 km (0.038 R)
• M23: 31,698,143 km (0.092 R)
• M24: 33,483,893 km (0.103 R)
• M25: 34,633,553 km (0.114 R)
• M26: 39,878,304 km (0.074 R)
• M27: 41,825,919 km (0.082 R)
• M28: 43,700,081 km (0.05 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 14,339 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit