🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.62 AU - 0.64 AU

Year: 193 Days

Day: 26.1 Hours

Environment

Temp: 185 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.58 AU - 0.86 AU

Year: 235 Days

Day: 45.3 Hours

Environment

Temp: 101 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,582,278 km

• M1: 28,124 km (0.052 R)
• M2: 149,299 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.01 AU - 1.21 AU

Year: 450 Days

Day: 22 Hours

Environment

Temp: -22 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.76 AU - 3.76 AU

Year: 2266 Days

Day: 40.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 9.6

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.57 AU - 4.79 AU

Year: 3898 Days

Day: 5.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,582,278 km

• M1: 119,678 km (0.084 R)
• M2: 420,071 km (0.112 R)
• M3: 893,548 km (0.096 R)
• M4: 1,553,125 km (0.039 R)
• M5: 2,202,529 km (0.074 R)
• M6: 2,656,409 km (0.092 R)
• M7: 4,216,566 km (0.082 R)
• M8: 4,522,643 km (0.113 R)
• M9: 5,755,479 km (0.118 R)
• M10: 6,073,973 km (0.099 R)
• M11: 7,638,318 km (0.049 R)
• M12: 8,311,807 km (0.044 R)
• M13: 8,681,763 km (0.05 R)
• M14: 9,336,254 km (0.092 R)
• M15: 10,570,885 km (0.103 R)
• M16: 11,049,897 km (0.097 R)
• M17: 12,622,470 km (0.098 R)
• M18: 13,870,116 km (0.087 R)
• M19: 15,034,586 km (0.109 R)
• M20: 15,640,607 km (0.102 R)
• M21: 16,435,570 km (0.102 R)
• M22: 18,855,016 km (0.088 R)
• M23: 19,624,847 km (0.094 R)
• M24: 20,482,342 km (0.114 R)
• M25: 21,022,390 km (0.072 R)
• M26: 24,388,642 km (0.077 R)
• M27: 24,995,261 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.4

Radius: 13.1

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7 AU - 7.02 AU

Year: 7146 Days

Day: 7.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,582,278 km

• M1: 163,361 km (0.04 R)
• M2: 600,935 km (0.084 R)
• M3: 1,050,177 km (0.088 R)
• M4: 1,614,909 km (0.091 R)
• M5: 2,393,566 km (0.115 R)
• M6: 2,950,220 km (0.106 R)
• M7: 3,762,386 km (0.089 R)
• M8: 4,519,651 km (0.115 R)
• M9: 8,139,022 km (0.12 R)
• M10: 9,263,998 km (0.078 R)
• M11: 10,763,417 km (0.095 R)
• M12: 11,529,957 km (0.04 R)
• M13: 12,117,727 km (0.07 R)
• M14: 12,593,598 km (0.117 R)
• M15: 13,908,264 km (0.047 R)
• M16: 14,965,173 km (0.083 R)
• M17: 16,809,116 km (0.105 R)
• M18: 17,841,341 km (0.087 R)
• M19: 20,152,030 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.2

Radius: 3.1

Gravity: 60.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 14.37 AU - 15.73 AU

Year: 22479 Days

Day: 22.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,582,278 km

• M1: 47,722 km (0.073 R)
• M2: 201,658 km (0.088 R)
• M3: 322,683 km (0.054 R)
• M4: 448,345 km (0.094 R)
• M5: 708,645 km (0.074 R)
• M6: 1,358,947 km (0.111 R)
• M7: 1,839,156 km (0.104 R)
• M8: 2,097,063 km (0.063 R)
• M9: 2,289,147 km (0.106 R)
• M10: 2,833,982 km (0.102 R)
• M11: 3,015,594 km (0.118 R)
• M12: 3,431,027 km (0.049 R)
• M13: 4,010,569 km (0.044 R)
• M14: 4,140,570 km (0.113 R)
• M15: 4,652,643 km (0.116 R)
• M16: 4,905,613 km (0.1 R)
• M17: 5,016,765 km (0.101 R)
• M18: 8,533,811 km (0.057 R)
• M19: 9,022,846 km (0.066 R)
• M20: 10,115,958 km (0.11 R)
• M21: 11,750,614 km (0.095 R)
• M22: 12,630,249 km (0.078 R)
• M23: 12,839,387 km (0.049 R)
• M24: 14,217,482 km (0.043 R)
• M25: 15,058,970 km (0.116 R)
• M26: 16,014,003 km (0.101 R)
• M27: 18,132,010 km (0.112 R)
• M28: 18,487,305 km (0.052 R)
• M29: 19,028,999 km (0.096 R)
• M30: 36,106,344 km (0.089 R)
• M31: 36,809,902 km (0.114 R)
• M32: 54,505,835 km (0.098 R)
• M33: 61,004,815 km (0.087 R)
• M34: 65,473,902 km (0.108 R)
• M35: 69,073,077 km (0.102 R)
• M36: 70,156,315 km (0.114 R)
• M37: 71,030,864 km (0.098 R)
• M38: 73,249,251 km (0.092 R)
• M39: 73,473,648 km (0.057 R)
• M40: 75,513,415 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.8

Radius: 6.2

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.34 AU - 18.78 AU

Year: 29549 Days

Day: 20.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,582,278 km

• M1: 82,279 km (0.08 R)
• M2: 529,128 km (0.063 R)
• M3: 2,366,938 km (0.095 R)
• M4: 3,196,458 km (0.095 R)
• M5: 3,541,730 km (0.098 R)
• M6: 4,239,155 km (0.113 R)
• M7: 4,549,421 km (0.098 R)
• M8: 4,911,896 km (0.1 R)
• M9: 5,818,759 km (0.107 R)
• M10: 6,246,010 km (0.03 R)
• M11: 7,356,774 km (0.06 R)
• M12: 7,958,906 km (0.087 R)
• M13: 8,647,655 km (0.079 R)
• M14: 9,147,311 km (0.115 R)
• M15: 10,636,409 km (0.107 R)
• M16: 11,145,191 km (0.089 R)
• M17: 12,211,375 km (0.101 R)
• M18: 13,270,977 km (0.077 R)
• M19: 14,621,995 km (0.115 R)
• M20: 17,682,169 km (0.099 R)
• M21: 21,243,496 km (0.104 R)
• M22: 22,152,004 km (0.109 R)
• M23: 23,830,492 km (0.087 R)
• M24: 26,045,588 km (0.115 R)
• M25: 29,994,523 km (0.032 R)
• M26: 35,154,452 km (0.105 R)
• M27: 35,433,901 km (0.049 R)
• M28: 38,458,770 km (0.119 R)
• M29: 41,030,208 km (0.12 R)
• M30: 44,037,125 km (0.114 R)
• M31: 46,849,416 km (0.083 R)
• M32: 48,731,357 km (0.115 R)
• M33: 57,149,229 km (0.084 R)
• M34: 57,923,996 km (0.119 R)
• M35: 58,509,522 km (0.116 R)
• M36: 63,337,494 km (0.049 R)
• M37: 67,342,828 km (0.051 R)
• M38: 68,641,936 km (0.079 R)
• M39: 72,187,705 km (0.089 R)
• M40: 81,338,008 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 18,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit