🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 12.6

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.47 AU - 0.55 AU

Year: 251 Days

Day: 11.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,802,833 km

• M1: 156,629 km (0.112 R)
• M2: 583,581 km (0.036 R)
• M3: 1,045,390 km (0.068 R)
• M4: 1,546,094 km (0.079 R)
• M5: 2,085,544 km (0.074 R)
• M6: 2,713,257 km (0.03 R)
• M7: 3,307,759 km (0.119 R)
• M8: 3,702,996 km (0.058 R)
• M9: 4,166,002 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967

Radius: 14.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.75 AU - 1.13 AU

Year: 629 Days

Day: 14.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,802,833 km

• M1: 184,753 km (0.086 R)
• M2: 664,065 km (0.092 R)
• M3: 1,279,211 km (0.063 R)
• M4: 1,891,067 km (0.11 R)
• M5: 2,531,346 km (0.052 R)
• M6: 3,085,755 km (0.119 R)
• M7: 3,623,260 km (0.051 R)
• M8: 4,459,213 km (0.104 R)
• M9: 5,587,331 km (0.06 R)
• M10: 6,168,967 km (0.094 R)
• M11: 6,963,482 km (0.11 R)
• M12: 7,754,854 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 12.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.15 AU - 1.47 AU

Year: 1035 Days

Day: 13.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,802,833 km

• M1: 156,629 km (0.04 R)
• M2: 969,394 km (0.112 R)
• M3: 1,389,016 km (0.033 R)
• M4: 1,825,244 km (0.087 R)
• M5: 3,005,571 km (0.093 R)
• M6: 3,398,116 km (0.095 R)
• M7: 4,483,747 km (0.114 R)
• M8: 5,076,305 km (0.069 R)
• M9: 5,505,501 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.5

Radius: 14.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.55 AU - 1.87 AU

Year: 1543 Days

Day: 13.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,802,833 km

• M1: 188,344 km (0.111 R)
• M2: 923,318 km (0.099 R)
• M3: 1,606,232 km (0.054 R)
• M4: 2,335,372 km (0.078 R)
• M5: 3,197,355 km (0.106 R)
• M6: 4,380,525 km (0.057 R)
• M7: 4,980,712 km (0.042 R)
• M8: 5,476,479 km (0.091 R)
• M9: 6,132,017 km (0.061 R)
• M10: 6,978,142 km (0.039 R)
• M11: 7,800,183 km (0.075 R)
• M12: 8,686,101 km (0.063 R)
• M13: 10,260,170 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.8

Radius: 10.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.15 AU - 4.75 AU

Year: 6480 Days

Day: 8.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,802,833 km

• M1: 136,583 km (0.044 R)
• M2: 742,305 km (0.107 R)
• M3: 1,107,772 km (0.081 R)
• M4: 1,596,808 km (0.094 R)
• M5: 2,408,825 km (0.109 R)
• M6: 2,873,326 km (0.111 R)
• M7: 3,497,149 km (0.033 R)
• M8: 4,005,932 km (0.103 R)
• M9: 5,093,359 km (0.078 R)
• M10: 5,579,701 km (0.083 R)
• M11: 7,462,989 km (0.067 R)
• M12: 8,345,616 km (0.073 R)
• M13: 9,983,264 km (0.11 R)
• M14: 11,054,385 km (0.097 R)
• M15: 12,247,877 km (0.094 R)
• M16: 17,224,100 km (0.046 R)
• M17: 20,255,552 km (0.062 R)
• M18: 21,065,624 km (0.098 R)
• M19: 21,687,203 km (0.113 R)
• M20: 23,258,280 km (0.1 R)
• M21: 23,996,994 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.1

Radius: 3.6

Gravity: 42.99 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.62 AU - 9.72 AU

Year: 20756 Days

Day: 21.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,802,833 km

• M1: 44,730 km (0.034 R)
• M2: 257,458 km (0.097 R)
• M3: 408,552 km (0.103 R)
• M4: 520,601 km (0.085 R)
• M5: 907,161 km (0.064 R)
• M6: 1,181,674 km (0.072 R)
• M7: 1,624,932 km (0.048 R)
• M8: 1,837,660 km (0.072 R)
• M9: 2,048,743 km (0.108 R)
• M10: 2,254,590 km (0.077 R)
• M11: 2,519,378 km (0.109 R)
• M12: 4,100,478 km (0.116 R)
• M13: 4,229,281 km (0.104 R)
• M14: 5,951,452 km (0.113 R)
• M15: 6,116,608 km (0.084 R)
• M16: 8,976,770 km (0.065 R)
• M17: 10,573,129 km (0.078 R)
• M18: 10,754,591 km (0.106 R)
• M19: 13,377,790 km (0.087 R)
• M20: 13,519,010 km (0.108 R)
• M21: 15,140,202 km (0.04 R)
• M22: 15,293,690 km (0.101 R)
• M23: 17,893,401 km (0.086 R)
• M24: 18,762,415 km (0.119 R)
• M25: 19,028,550 km (0.098 R)
• M26: 20,772,861 km (0.098 R)
• M27: 22,821,454 km (0.101 R)
• M28: 23,430,617 km (0.12 R)
• M29: 25,757,013 km (0.101 R)
• M30: 27,771,349 km (0.08 R)
• M31: 28,348,946 km (0.112 R)
• M32: 30,616,999 km (0.078 R)
• M33: 31,607,038 km (0.099 R)
• M34: 34,175,334 km (0.115 R)
• M35: 35,510,196 km (0.118 R)
• M36: 46,809,024 km (0.102 R)
• M37: 48,787,007 km (0.062 R)
• M38: 50,991,930 km (0.05 R)
• M39: 54,332,600 km (0.049 R)
• M40: 61,641,055 km (0.066 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 13,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit