🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.1

Radius: 14.4

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.03 AU - 1.07 AU

Year: 756 Days

Day: 5.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,370,384 km

• M1: 179,069 km (0.087 R)
• M2: 746,793 km (0.091 R)
• M3: 1,774,081 km (0.084 R)
• M4: 2,478,538 km (0.068 R)
• M5: 3,244,778 km (0.11 R)
• M6: 5,345,431 km (0.085 R)
• M7: 5,984,064 km (0.117 R)
• M8: 6,716,645 km (0.118 R)
• M9: 7,532,103 km (0.098 R)
• M10: 8,983,801 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.7

Radius: 9.3

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.22 AU - 1.38 AU

Year: 1042 Days

Day: 9.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,370,384 km

• M1: 115,639 km (0.04 R)
• M2: 609,911 km (0.088 R)
• M3: 1,028,934 km (0.091 R)
• M4: 1,320,949 km (0.054 R)
• M5: 1,610,122 km (0.098 R)
• M6: 1,980,676 km (0.115 R)
• M7: 2,298,272 km (0.094 R)
• M8: 2,895,916 km (0.109 R)
• M9: 3,697,760 km (0.113 R)
• M10: 4,118,579 km (0.117 R)
• M11: 5,282,750 km (0.117 R)
• M12: 5,635,352 km (0.084 R)
• M13: 7,739,595 km (0.1 R)
• M14: 8,509,127 km (0.109 R)
• M15: 8,994,871 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979

Radius: 12.2

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.18 AU - 1.62 AU

Year: 1164 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,370,384 km

• M1: 151,692 km (0.071 R)
• M2: 609,013 km (0.087 R)
• M3: 1,003,203 km (0.061 R)
• M4: 1,390,063 km (0.112 R)
• M5: 3,125,548 km (0.073 R)
• M6: 3,893,285 km (0.118 R)
• M7: 4,349,408 km (0.076 R)
• M8: 4,880,780 km (0.074 R)
• M9: 6,166,125 km (0.12 R)
• M10: 6,714,700 km (0.054 R)
• M11: 7,295,739 km (0.075 R)
• M12: 8,131,691 km (0.056 R)
• M13: 9,000,556 km (0.08 R)
• M14: 9,395,793 km (0.097 R)
• M15: 10,026,498 km (0.041 R)
• M16: 10,651,817 km (0.075 R)
• M17: 12,016,748 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.5

Radius: 11.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.51 AU - 1.61 AU

Year: 1370 Days

Day: 11.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,370,384 km

• M1: 138,079 km (0.034 R)
• M2: 508,334 km (0.084 R)
• M3: 906,413 km (0.059 R)
• M4: 1,376,001 km (0.107 R)
• M5: 1,926,372 km (0.083 R)
• M6: 2,582,957 km (0.113 R)
• M7: 3,004,524 km (0.109 R)
• M8: 4,866,269 km (0.116 R)
• M9: 5,232,335 km (0.114 R)
• M10: 5,784,202 km (0.119 R)
• M11: 7,004,920 km (0.12 R)
• M12: 7,988,078 km (0.089 R)
• M13: 9,032,271 km (0.081 R)
• M14: 9,468,648 km (0.082 R)
• M15: 10,830,587 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.1

Radius: 14.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.51 AU - 1.95 AU

Year: 1599 Days

Day: 14.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,370,384 km

• M1: 182,809 km (0.093 R)
• M2: 954,285 km (0.075 R)
• M3: 2,000,572 km (0.082 R)
• M4: 2,772,797 km (0.117 R)
• M5: 3,703,594 km (0.107 R)
• M6: 4,308,119 km (0.116 R)
• M7: 5,103,232 km (0.096 R)
• M8: 5,671,255 km (0.118 R)
• M9: 6,160,740 km (0.083 R)
• M10: 6,703,780 km (0.11 R)
• M11: 7,198,650 km (0.1 R)
• M12: 8,203,349 km (0.097 R)
• M13: 8,893,145 km (0.055 R)
• M14: 9,653,700 km (0.091 R)
• M15: 10,526,454 km (0.05 R)
• M16: 11,053,487 km (0.055 R)
• M17: 12,237,106 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 11.1

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.41 AU - 2.55 AU

Year: 2745 Days

Day: 8 Hours

Environment

Temp: -205 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,370,384 km

• M1: 138,079 km (0.107 R)
• M2: 614,698 km (0.108 R)
• M3: 990,488 km (0.104 R)
• M4: 1,350,570 km (0.103 R)
• M5: 1,757,326 km (0.115 R)
• M6: 2,297,075 km (0.114 R)
• M7: 2,869,287 km (0.103 R)
• M8: 3,312,994 km (0.102 R)
• M9: 3,765,977 km (0.069 R)
• M10: 5,217,675 km (0.111 R)
• M11: 5,686,963 km (0.112 R)
• M12: 6,737,738 km (0.103 R)
• M13: 8,955,078 km (0.092 R)
• M14: 9,322,042 km (0.058 R)
• M15: 9,698,879 km (0.105 R)
• M16: 10,157,396 km (0.115 R)
• M17: 11,004,270 km (0.1 R)
• M18: 12,097,830 km (0.118 R)
• M19: 12,588,212 km (0.08 R)
• M20: 13,091,758 km (0.091 R)
• M21: 14,094,513 km (0.114 R)
• M22: 16,203,394 km (0.117 R)
• M23: 16,549,414 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.3

Radius: 5

Gravity: 28.81 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.58 AU - 10.3 AU

Year: 20388 Days

Day: 18.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,370,384 km

• M1: 62,233 km (0.081 R)
• M2: 296,054 km (0.025 R)
• M3: 930,648 km (0.077 R)
• M4: 1,422,676 km (0.103 R)
• M5: 1,690,755 km (0.073 R)
• M6: 2,850,887 km (0.101 R)
• M7: 3,625,205 km (0.037 R)
• M8: 3,933,078 km (0.118 R)
• M9: 4,779,203 km (0.102 R)
• M10: 10,147,373 km (0.09 R)
• M11: 13,161,920 km (0.076 R)
• M12: 14,949,315 km (0.119 R)
• M13: 16,145,051 km (0.069 R)
• M14: 17,489,337 km (0.101 R)
• M15: 26,350,468 km (0.104 R)
• M16: 26,578,007 km (0.12 R)
• M17: 32,442,093 km (0.1 R)
• M18: 37,510,021 km (0.104 R)
• M19: 46,475,720 km (0.091 R)
• M20: 54,341,875 km (0.069 R)
• M21: 63,253,271 km (0.084 R)
• M22: 66,567,612 km (0.103 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 14,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit