🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.1

Radius: 10.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.91 AU - 0.91 AU

Year: 569 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,801,557 km

• M1: 132,095 km (0.1 R)
• M2: 757,863 km (0.09 R)
• M3: 1,781,860 km (0.048 R)
• M4: 2,316,972 km (0.102 R)
• M5: 2,744,971 km (0.119 R)
• M6: 4,951,091 km (0.088 R)
• M7: 5,734,685 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.9

Radius: 8.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.59 AU - 2.31 AU

Year: 1786 Days

Day: 9.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,801,557 km

• M1: 107,112 km (0.087 R)
• M2: 379,380 km (0.116 R)
• M3: 709,991 km (0.108 R)
• M4: 1,083,986 km (0.099 R)
• M5: 1,680,582 km (0.108 R)
• M6: 2,058,766 km (0.075 R)
• M7: 2,418,848 km (0.096 R)
• M8: 3,404,548 km (0.081 R)
• M9: 4,084,321 km (0.114 R)
• M10: 4,772,770 km (0.043 R)
• M11: 6,073,674 km (0.094 R)
• M12: 7,304,565 km (0.112 R)
• M13: 8,518,701 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 13.9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.19 AU - 3.59 AU

Year: 4095 Days

Day: 13.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,801,557 km

• M1: 173,534 km (0.077 R)
• M2: 699,520 km (0.083 R)
• M3: 1,164,171 km (0.117 R)
• M4: 1,794,726 km (0.086 R)
• M5: 2,930,473 km (0.095 R)
• M6: 4,713,829 km (0.11 R)
• M7: 7,361,861 km (0.067 R)
• M8: 8,635,986 km (0.11 R)
• M9: 10,254,934 km (0.061 R)
• M10: 14,599,256 km (0.071 R)
• M11: 16,603,269 km (0.101 R)
• M12: 21,284,486 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.8

Radius: 8.5

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.6 AU - 4.36 AU

Year: 5209 Days

Day: 6.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,801,557 km

• M1: 106,065 km (0.054 R)
• M2: 445,203 km (0.116 R)
• M3: 829,221 km (0.118 R)
• M4: 1,189,602 km (0.115 R)
• M5: 1,595,012 km (0.108 R)
• M6: 2,090,780 km (0.063 R)
• M7: 2,367,835 km (0.118 R)
• M8: 3,816,541 km (0.066 R)
• M9: 4,347,913 km (0.073 R)
• M10: 4,729,088 km (0.114 R)
• M11: 5,422,773 km (0.114 R)
• M12: 6,182,581 km (0.099 R)
• M13: 7,740,343 km (0.078 R)
• M14: 8,776,757 km (0.074 R)
• M15: 9,231,685 km (0.106 R)
• M16: 9,504,402 km (0.116 R)
• M17: 9,862,688 km (0.113 R)
• M18: 10,396,304 km (0.106 R)
• M19: 12,869,157 km (0.118 R)
• M20: 16,838,437 km (0.116 R)
• M21: 21,898,136 km (0.054 R)
• M22: 22,174,892 km (0.117 R)
• M23: 23,090,431 km (0.116 R)
• M24: 24,399,413 km (0.089 R)
• M25: 24,771,612 km (0.119 R)
• M26: 25,223,248 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.4

Radius: 7.5

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.66 AU - 9.3 AU

Year: 16200 Days

Day: 15.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,801,557 km

• M1: 95,892 km (0.052 R)
• M2: 789,578 km (0.058 R)
• M3: 1,053,319 km (0.073 R)
• M4: 3,233,408 km (0.115 R)
• M5: 4,302,884 km (0.106 R)
• M6: 7,507,420 km (0.106 R)
• M7: 7,864,659 km (0.093 R)
• M8: 9,718,775 km (0.1 R)
• M9: 15,449,570 km (0.092 R)
• M10: 16,028,065 km (0.118 R)
• M11: 16,846,964 km (0.107 R)
• M12: 20,662,308 km (0.106 R)
• M13: 25,115,837 km (0.079 R)
• M14: 26,423,771 km (0.115 R)
• M15: 38,562,890 km (0.068 R)
• M16: 40,165,682 km (0.078 R)
• M17: 40,709,620 km (0.099 R)
• M18: 43,076,408 km (0.113 R)
• M19: 45,976,362 km (0.106 R)
• M20: 47,172,098 km (0.108 R)
• M21: 55,453,088 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.7

Radius: 6.2

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.64 AU - 11.62 AU

Year: 22736 Days

Day: 22.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 160 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,801,557 km

• M1: 77,193 km (0.079 R)
• M2: 280,496 km (0.092 R)
• M3: 513,420 km (0.054 R)
• M4: 731,085 km (0.118 R)
• M5: 931,995 km (0.07 R)
• M6: 1,170,454 km (0.069 R)
• M7: 1,434,644 km (0.081 R)
• M8: 1,638,097 km (0.102 R)
• M9: 2,103,645 km (0.117 R)
• M10: 3,062,268 km (0.051 R)
• M11: 3,680,856 km (0.102 R)
• M12: 4,252,170 km (0.073 R)
• M13: 4,476,866 km (0.111 R)
• M14: 7,736,454 km (0.115 R)
• M15: 8,072,301 km (0.113 R)
• M16: 8,367,757 km (0.034 R)
• M17: 9,405,069 km (0.082 R)
• M18: 12,762,045 km (0.045 R)
• M19: 13,572,865 km (0.058 R)
• M20: 19,611,084 km (0.053 R)
• M21: 21,336,247 km (0.071 R)
• M22: 25,927,555 km (0.066 R)
• M23: 28,339,222 km (0.113 R)
• M24: 31,741,377 km (0.091 R)
• M25: 32,477,698 km (0.105 R)
• M26: 33,099,875 km (0.078 R)
• M27: 36,065,204 km (0.078 R)
• M28: 44,319,117 km (0.089 R)
• M29: 47,115,849 km (0.083 R)
• M30: 49,370,738 km (0.072 R)
• M31: 51,024,692 km (0.099 R)
• M32: 52,715,298 km (0.039 R)
• M33: 54,442,854 km (0.117 R)
• M34: 59,851,565 km (0.097 R)
• M35: 62,877,631 km (0.091 R)
• M36: 63,843,734 km (0.058 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 17,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit