🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.65 AU - 1.05 AU

Year: 288 Days

Day: 33 Hours

Environment

Temp: 95 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.54 AU - 2.6 AU

Year: 1512 Days

Day: 38.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,049,846 km

• M1: 81,082 km (0.111 R)

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 14.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.21 AU - 6.47 AU

Year: 5181 Days

Day: 9.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,049,846 km

• M1: 180,265 km (0.12 R)
• M2: 677,529 km (0.118 R)
• M3: 1,994,738 km (0.083 R)
• M4: 3,059,725 km (0.101 R)
• M5: 3,628,496 km (0.1 R)
• M6: 5,073,163 km (0.049 R)
• M7: 5,623,534 km (0.106 R)
• M8: 6,134,410 km (0.069 R)
• M9: 8,695,975 km (0.077 R)
• M10: 11,095,973 km (0.059 R)
• M11: 11,779,785 km (0.09 R)
• M12: 12,836,395 km (0.115 R)
• M13: 13,455,132 km (0.037 R)
• M14: 16,182,600 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.4

Radius: 13.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.14 AU - 7.34 AU

Year: 5722 Days

Day: 8 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,049,846 km

• M1: 171,589 km (0.078 R)
• M2: 601,234 km (0.09 R)
• M3: 1,130,810 km (0.086 R)
• M4: 1,978,133 km (0.092 R)
• M5: 3,158,909 km (0.093 R)
• M6: 3,672,927 km (0.107 R)
• M7: 4,195,023 km (0.101 R)
• M8: 4,663,564 km (0.113 R)
• M9: 5,167,110 km (0.049 R)
• M10: 6,734,597 km (0.088 R)
• M11: 7,736,454 km (0.118 R)
• M12: 8,994,871 km (0.037 R)
• M13: 10,879,804 km (0.025 R)
• M14: 12,457,314 km (0.063 R)
• M15: 13,803,994 km (0.051 R)
• M16: 17,404,515 km (0.107 R)
• M17: 18,102,988 km (0.085 R)
• M18: 20,731,423 km (0.092 R)
• M19: 22,173,845 km (0.098 R)
• M20: 22,619,198 km (0.087 R)
• M21: 24,857,332 km (0.114 R)
• M22: 27,664,985 km (0.097 R)
• M23: 30,312,418 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.4

Radius: 8.6

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.36 AU - 10.2 AU

Year: 8746 Days

Day: 7.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,049,846 km

• M1: 107,262 km (0.037 R)
• M2: 420,220 km (0.085 R)
• M3: 953,537 km (0.078 R)
• M4: 1,299,258 km (0.102 R)
• M5: 1,671,307 km (0.087 R)
• M6: 4,130,846 km (0.111 R)
• M7: 4,454,875 km (0.113 R)
• M8: 4,766,637 km (0.087 R)
• M9: 6,372,420 km (0.066 R)
• M10: 6,732,353 km (0.104 R)
• M11: 9,505,598 km (0.087 R)
• M12: 10,661,242 km (0.083 R)
• M13: 11,481,936 km (0.079 R)
• M14: 13,481,760 km (0.097 R)
• M15: 15,445,083 km (0.112 R)
• M16: 17,873,355 km (0.114 R)
• M17: 19,476,596 km (0.091 R)
• M18: 20,082,617 km (0.107 R)
• M19: 20,390,339 km (0.116 R)
• M20: 23,557,625 km (0.096 R)
• M21: 24,332,542 km (0.111 R)
• M22: 25,124,364 km (0.111 R)
• M23: 25,842,583 km (0.077 R)
• M24: 29,048,167 km (0.111 R)
• M25: 31,671,515 km (0.089 R)
• M26: 31,984,025 km (0.119 R)
• M27: 36,692,767 km (0.109 R)
• M28: 37,384,508 km (0.096 R)
• M29: 39,632,365 km (0.075 R)
• M30: 40,850,990 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418

Radius: 7.6

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 19.08 AU - 20.58 AU

Year: 32416 Days

Day: 18.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,049,846 km

• M1: 95,294 km (0.107 R)
• M2: 622,028 km (0.098 R)
• M3: 930,200 km (0.106 R)
• M4: 1,293,722 km (0.114 R)
• M5: 1,694,345 km (0.114 R)
• M6: 4,899,031 km (0.061 R)
• M7: 5,210,494 km (0.109 R)
• M8: 5,916,745 km (0.084 R)
• M9: 6,315,573 km (0.088 R)
• M10: 6,923,240 km (0.102 R)
• M11: 7,880,666 km (0.086 R)
• M12: 9,870,916 km (0.037 R)
• M13: 10,559,964 km (0.12 R)
• M14: 10,949,218 km (0.033 R)
• M15: 12,315,944 km (0.11 R)
• M16: 16,224,039 km (0.117 R)
• M17: 16,829,910 km (0.111 R)
• M18: 20,087,703 km (0.09 R)
• M19: 22,763,859 km (0.095 R)
• M20: 24,075,683 km (0.109 R)
• M21: 25,785,287 km (0.12 R)
• M22: 26,372,609 km (0.107 R)
• M23: 30,345,479 km (0.069 R)
• M24: 32,202,438 km (0.056 R)
• M25: 34,984,808 km (0.096 R)
• M26: 35,415,650 km (0.075 R)
• M27: 38,226,146 km (0.099 R)
• M28: 43,125,476 km (0.097 R)
• M29: 44,790,949 km (0.087 R)
• M30: 45,982,047 km (0.091 R)
• M31: 46,845,676 km (0.11 R)
• M32: 47,194,089 km (0.111 R)
• M33: 57,867,598 km (0.118 R)
• M34: 60,715,044 km (0.116 R)
• M35: 72,573,517 km (0.104 R)
• M36: 83,307,015 km (0.117 R)
• M37: 84,075,051 km (0.052 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 16,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit