🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.77 AU - 0.83 AU

Year: 267 Days

Day: 17.9 Hours

Environment

Temp: 114 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.74 AU - 2.62 AU

Year: 1200 Days

Day: 13.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,144,022 km

• M1: 1,879,847 km (0.046 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59

Radius: 9.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.65 AU - 8.07 AU

Year: 7443 Days

Day: 10.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,144,022 km

• M1: 117,584 km (0.1 R)
• M2: 743,202 km (0.116 R)
• M3: 1,057,059 km (0.109 R)
• M4: 1,518,867 km (0.076 R)
• M5: 2,123,841 km (0.065 R)
• M6: 3,281,429 km (0.1 R)
• M7: 4,559,594 km (0.106 R)
• M8: 5,059,250 km (0.107 R)
• M9: 5,716,284 km (0.12 R)
• M10: 6,219,681 km (0.073 R)
• M11: 7,817,985 km (0.053 R)
• M12: 9,192,789 km (0.094 R)
• M13: 13,302,841 km (0.105 R)
• M14: 13,962,717 km (0.101 R)
• M15: 16,822,430 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.9

Radius: 8.6

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.3 AU - 9.58 AU

Year: 10812 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,144,022 km

• M1: 106,962 km (0.078 R)
• M2: 470,037 km (0.074 R)
• M3: 741,108 km (0.112 R)
• M4: 1,075,908 km (0.047 R)
• M5: 1,630,168 km (0.087 R)
• M6: 2,266,258 km (0.106 R)
• M7: 3,637,023 km (0.101 R)
• M8: 4,052,457 km (0.116 R)
• M9: 4,468,488 km (0.065 R)
• M10: 4,847,569 km (0.114 R)
• M11: 5,562,647 km (0.095 R)
• M12: 6,191,557 km (0.119 R)
• M13: 6,991,307 km (0.064 R)
• M14: 7,948,584 km (0.113 R)
• M15: 8,649,749 km (0.059 R)
• M16: 9,040,199 km (0.069 R)
• M17: 11,576,482 km (0.07 R)
• M18: 12,171,732 km (0.093 R)
• M19: 12,600,329 km (0.096 R)
• M20: 13,039,100 km (0.092 R)
• M21: 13,618,044 km (0.077 R)
• M22: 14,484,365 km (0.113 R)
• M23: 15,245,818 km (0.112 R)
• M24: 15,816,235 km (0.091 R)
• M25: 16,698,264 km (0.098 R)
• M26: 18,802,358 km (0.084 R)
• M27: 19,210,461 km (0.114 R)
• M28: 21,252,622 km (0.08 R)
• M29: 26,880,045 km (0.107 R)
• M30: 30,200,818 km (0.118 R)
• M31: 34,388,960 km (0.092 R)
• M32: 34,999,619 km (0.057 R)
• M33: 35,493,292 km (0.12 R)
• M34: 46,074,947 km (0.105 R)
• M35: 47,266,345 km (0.097 R)
• M36: 50,177,819 km (0.092 R)
• M37: 51,280,056 km (0.103 R)
• M38: 55,348,071 km (0.086 R)
• M39: 56,524,658 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.8

Radius: 6.8

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 10.03 AU - 16.25 AU

Year: 17756 Days

Day: 19.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,144,022 km

• M1: 89,310 km (0.092 R)
• M2: 446,250 km (0.045 R)
• M3: 1,795,773 km (0.025 R)
• M4: 2,026,752 km (0.075 R)
• M5: 3,179,104 km (0.113 R)
• M6: 3,813,699 km (0.095 R)
• M7: 4,742,253 km (0.047 R)
• M8: 6,521,869 km (0.099 R)
• M9: 8,187,491 km (0.078 R)
• M10: 13,829,426 km (0.105 R)
• M11: 15,028,153 km (0.12 R)
• M12: 16,985,641 km (0.1 R)
• M13: 22,456,735 km (0.036 R)
• M14: 26,778,617 km (0.064 R)
• M15: 27,475,594 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.4

Radius: 3.6

Gravity: 15.23 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.62 AU - 20.86 AU

Year: 25532 Days

Day: 18.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,144,022 km

• M1: 44,879 km (0.109 R)
• M2: 232,475 km (0.086 R)
• M3: 483,052 km (0.098 R)
• M4: 924,515 km (0.116 R)
• M5: 1,260,512 km (0.055 R)
• M6: 1,384,229 km (0.117 R)
• M7: 1,593,068 km (0.112 R)
• M8: 1,927,419 km (0.117 R)
• M9: 2,111,275 km (0.1 R)
• M10: 2,227,064 km (0.083 R)
• M11: 2,802,118 km (0.11 R)
• M12: 3,443,743 km (0.108 R)
• M13: 3,577,483 km (0.088 R)
• M14: 4,330,110 km (0.077 R)
• M15: 5,148,112 km (0.115 R)
• M16: 5,872,614 km (0.119 R)
• M17: 7,930,482 km (0.101 R)
• M18: 9,043,939 km (0.11 R)
• M19: 12,874,094 km (0.06 R)
• M20: 13,067,224 km (0.041 R)
• M21: 15,903,301 km (0.062 R)
• M22: 16,274,902 km (0.076 R)
• M23: 17,190,441 km (0.079 R)
• M24: 17,346,322 km (0.117 R)
• M25: 17,819,650 km (0.091 R)
• M26: 19,291,094 km (0.106 R)
• M27: 23,129,925 km (0.103 R)
• M28: 24,383,705 km (0.074 R)
• M29: 25,783,642 km (0.112 R)
• M30: 29,739,757 km (0.074 R)
• M31: 33,350,751 km (0.074 R)
• M32: 33,836,944 km (0.028 R)
• M33: 34,081,836 km (0.036 R)
• M34: 38,560,646 km (0.108 R)
• M35: 40,319,319 km (0.115 R)
• M36: 40,870,886 km (0.107 R)
• M37: 43,128,169 km (0.102 R)
• M38: 54,317,341 km (0.084 R)
• M39: 54,821,486 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 10,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit