🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.9

Radius: 11.7

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.56 AU - 0.66 AU

Year: 329 Days

Day: 7.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,260,089 km

• M1: 145,559 km (0.091 R)
• M2: 538,104 km (0.078 R)
• M3: 969,993 km (0.057 R)
• M4: 1,625,979 km (0.11 R)
• M5: 2,232,299 km (0.088 R)
• M6: 2,617,514 km (0.076 R)
• M7: 4,287,625 km (0.074 R)
• M8: 4,687,350 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.9

Radius: 10.2

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.11 AU - 1.37 AU

Year: 953 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 103.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,260,089 km

• M1: 126,859 km (0.049 R)
• M2: 449,242 km (0.062 R)
• M3: 842,386 km (0.08 R)
• M4: 1,391,111 km (0.08 R)
• M5: 1,926,821 km (0.04 R)
• M6: 2,425,729 km (0.053 R)
• M7: 2,797,331 km (0.084 R)
• M8: 3,219,496 km (0.107 R)
• M9: 3,810,557 km (0.037 R)
• M10: 4,488,385 km (0.113 R)
• M11: 4,864,773 km (0.118 R)
• M12: 5,191,645 km (0.106 R)
• M13: 5,551,577 km (0.118 R)
• M14: 6,690,914 km (0.102 R)
• M15: 7,161,699 km (0.116 R)
• M16: 7,979,700 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.3

Radius: 12.9

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.17 AU - 2.61 AU

Year: 2550 Days

Day: 9.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,260,089 km

• M1: 163,062 km (0.063 R)
• M2: 777,460 km (0.12 R)
• M3: 1,180,926 km (0.101 R)
• M4: 2,192,357 km (0.116 R)
• M5: 2,776,836 km (0.117 R)
• M6: 3,208,126 km (0.072 R)
• M7: 4,572,010 km (0.092 R)
• M8: 5,076,903 km (0.118 R)
• M9: 6,672,663 km (0.106 R)
• M10: 7,093,931 km (0.093 R)
• M11: 8,212,026 km (0.089 R)
• M12: 9,692,296 km (0.068 R)
• M13: 10,234,140 km (0.076 R)
• M14: 11,982,041 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.5

Radius: 13.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.06 AU - 4.72 AU

Year: 5296 Days

Day: 9.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,260,089 km

• M1: 172,935 km (0.061 R)
• M2: 719,865 km (0.078 R)
• M3: 1,308,084 km (0.115 R)
• M4: 1,975,589 km (0.115 R)
• M5: 2,610,483 km (0.101 R)
• M6: 3,296,090 km (0.113 R)
• M7: 3,772,559 km (0.067 R)
• M8: 4,295,104 km (0.105 R)
• M9: 4,920,274 km (0.091 R)
• M10: 6,386,632 km (0.079 R)
• M11: 7,168,132 km (0.04 R)
• M12: 8,089,056 km (0.088 R)
• M13: 8,558,494 km (0.099 R)
• M14: 10,947,871 km (0.117 R)
• M15: 13,588,573 km (0.104 R)
• M16: 14,537,173 km (0.113 R)
• M17: 19,051,139 km (0.094 R)
• M18: 20,961,205 km (0.106 R)
• M19: 21,402,369 km (0.091 R)
• M20: 22,763,560 km (0.116 R)
• M21: 23,781,873 km (0.094 R)
• M22: 24,748,724 km (0.096 R)
• M23: 28,339,821 km (0.076 R)
• M24: 28,879,719 km (0.073 R)
• M25: 30,073,211 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.9

Radius: 6.3

Gravity: 25.02 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.5 AU - 8.88 AU

Year: 17682 Days

Day: 23.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 30,260,089 km

• M1: 78,389 km (0.081 R)
• M2: 314,904 km (0.096 R)
• M3: 812,167 km (0.071 R)
• M4: 1,042,548 km (0.082 R)
• M5: 2,196,695 km (0.087 R)
• M6: 2,555,281 km (0.098 R)
• M7: 3,004,524 km (0.111 R)
• M8: 3,220,543 km (0.079 R)
• M9: 4,223,896 km (0.072 R)
• M10: 4,925,211 km (0.089 R)
• M11: 7,741,540 km (0.073 R)
• M12: 11,809,406 km (0.095 R)
• M13: 13,625,524 km (0.074 R)
• M14: 16,603,120 km (0.091 R)
• M15: 17,453,284 km (0.054 R)
• M16: 19,240,081 km (0.1 R)
• M17: 19,987,772 km (0.066 R)
• M18: 23,912,172 km (0.073 R)
• M19: 24,449,827 km (0.078 R)
• M20: 29,903,418 km (0.103 R)
• M21: 31,930,469 km (0.111 R)
• M22: 32,977,654 km (0.075 R)
• M23: 40,348,042 km (0.053 R)
• M24: 48,916,409 km (0.03 R)
• M25: 50,131,593 km (0.089 R)
• M26: 54,081,276 km (0.079 R)
• M27: 55,755,276 km (0.055 R)
• M28: 59,598,146 km (0.096 R)
• M29: 61,183,435 km (0.069 R)
• M30: 64,438,236 km (0.112 R)
• M31: 74,207,126 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.5

Radius: 6.7

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.97 AU - 10.97 AU

Year: 21730 Days

Day: 16.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,260,089 km

• M1: 89,460 km (0.118 R)
• M2: 366,814 km (0.083 R)
• M3: 589,565 km (0.091 R)
• M4: 1,128,866 km (0.025 R)
• M5: 1,636,750 km (0.091 R)
• M6: 2,058,467 km (0.071 R)
• M7: 2,584,453 km (0.091 R)
• M8: 4,062,779 km (0.096 R)
• M9: 5,850,174 km (0.073 R)
• M10: 7,171,423 km (0.099 R)
• M11: 8,798,449 km (0.072 R)
• M12: 9,867,924 km (0.075 R)
• M13: 18,161,481 km (0.085 R)
• M14: 18,550,286 km (0.031 R)
• M15: 20,023,376 km (0.06 R)
• M16: 23,505,117 km (0.094 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 13,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit