🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.39 AU - 0.63 AU

Year: 239 Days

Day: 15.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 43 Hours

Environment

Temp: -142 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.7

Radius: 9.8

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.72 AU - 0.8 AU

Year: 435 Days

Day: 14.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,423,599 km

• M1: 121,922 km (0.1 R)
• M2: 484,697 km (0.11 R)
• M3: 793,916 km (0.087 R)
• M4: 1,171,052 km (0.116 R)
• M5: 1,500,915 km (0.026 R)
• M6: 1,947,166 km (0.084 R)
• M7: 2,480,781 km (0.118 R)
• M8: 3,055,836 km (0.057 R)
• M9: 4,108,556 km (0.077 R)
• M10: 4,555,255 km (0.104 R)
• M11: 5,154,993 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.7

Radius: 12.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.76 AU - 1.1 AU

Year: 588 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,423,599 km

• M1: 155,582 km (0.064 R)
• M2: 668,702 km (0.092 R)
• M3: 2,140,596 km (0.114 R)
• M4: 2,596,271 km (0.056 R)
• M5: 3,409,485 km (0.113 R)
• M6: 4,095,541 km (0.049 R)
• M7: 4,838,594 km (0.094 R)
• M8: 5,412,451 km (0.098 R)
• M9: 6,012,039 km (0.056 R)
• M10: 6,697,197 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.6

Radius: 11.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.32 AU - 1.44 AU

Year: 1063 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,423,599 km

• M1: 139,575 km (0.055 R)
• M2: 575,503 km (0.081 R)
• M3: 942,317 km (0.042 R)
• M4: 1,382,584 km (0.081 R)
• M5: 1,885,232 km (0.12 R)
• M6: 2,321,609 km (0.083 R)
• M7: 3,103,707 km (0.112 R)
• M8: 3,643,606 km (0.086 R)
• M9: 4,084,919 km (0.106 R)
• M10: 4,984,451 km (0.09 R)
• M11: 6,156,850 km (0.106 R)
• M12: 6,763,320 km (0.058 R)
• M13: 7,267,315 km (0.092 R)
• M14: 8,020,091 km (0.085 R)
• M15: 9,426,461 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.4

Radius: 13.4

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.45 AU - 3.69 AU

Year: 3529 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,423,599 km

• M1: 166,652 km (0.087 R)
• M2: 870,510 km (0.084 R)
• M3: 1,509,143 km (0.096 R)
• M4: 2,511,150 km (0.079 R)
• M5: 4,449,789 km (0.095 R)
• M6: 4,954,681 km (0.059 R)
• M7: 9,557,210 km (0.118 R)
• M8: 10,033,978 km (0.086 R)
• M9: 11,208,471 km (0.11 R)
• M10: 14,286,297 km (0.052 R)
• M11: 19,676,309 km (0.097 R)
• M12: 21,043,035 km (0.036 R)
• M13: 22,821,604 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.2

Radius: 4.3

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.83 AU - 6.07 AU

Year: 9521 Days

Day: 22 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,423,599 km

• M1: 53,556 km (0.077 R)
• M2: 217,665 km (0.083 R)
• M3: 509,381 km (0.077 R)
• M4: 1,076,057 km (0.111 R)
• M5: 1,311,225 km (0.072 R)
• M6: 1,842,597 km (0.109 R)
• M7: 3,133,028 km (0.119 R)
• M8: 5,318,055 km (0.067 R)
• M9: 5,937,390 km (0.116 R)
• M10: 6,185,573 km (0.105 R)
• M11: 7,143,448 km (0.109 R)
• M12: 7,495,452 km (0.07 R)
• M13: 7,858,975 km (0.099 R)
• M14: 12,314,897 km (0.093 R)
• M15: 12,872,149 km (0.034 R)
• M16: 14,091,371 km (0.059 R)
• M17: 16,391,439 km (0.087 R)
• M18: 17,949,501 km (0.052 R)
• M19: 20,997,707 km (0.107 R)
• M20: 29,863,176 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.3

Radius: 6

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.3 AU - 6.72 AU

Year: 10896 Days

Day: 22.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,423,599 km

• M1: 76,594 km (0.071 R)
• M2: 281,543 km (0.093 R)
• M3: 517,609 km (0.108 R)
• M4: 1,218,624 km (0.069 R)
• M5: 3,533,801 km (0.063 R)
• M6: 5,779,265 km (0.03 R)
• M7: 7,095,876 km (0.117 R)
• M8: 7,333,288 km (0.074 R)
• M9: 9,468,797 km (0.086 R)
• M10: 10,655,856 km (0.116 R)
• M11: 12,916,280 km (0.053 R)
• M12: 13,893,154 km (0.07 R)
• M13: 14,534,929 km (0.11 R)
• M14: 14,973,700 km (0.032 R)
• M15: 15,252,251 km (0.092 R)
• M16: 19,992,409 km (0.089 R)
• M17: 20,535,001 km (0.04 R)
• M18: 22,657,346 km (0.11 R)
• M19: 25,788,279 km (0.044 R)
• M20: 26,269,386 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 11,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit