🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.3

Radius: 12.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.6 AU - 2.14 AU

Year: 1651 Days

Day: 5.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,112,069 km

• M1: 151,842 km (0.114 R)
• M2: 702,063 km (0.119 R)
• M3: 1,221,167 km (0.109 R)
• M4: 1,903,483 km (0.105 R)
• M5: 2,750,058 km (0.118 R)
• M6: 3,414,272 km (0.054 R)
• M7: 4,269,224 km (0.103 R)
• M8: 4,870,458 km (0.115 R)
• M9: 5,362,934 km (0.082 R)
• M10: 5,759,368 km (0.105 R)
• M11: 6,564,654 km (0.091 R)
• M12: 6,945,979 km (0.114 R)
• M13: 7,727,179 km (0.088 R)
• M14: 8,289,218 km (0.1 R)
• M15: 8,707,045 km (0.083 R)
• M16: 10,489,653 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 8

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.64 AU - 2.22 AU

Year: 1731 Days

Day: 10.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,112,069 km

• M1: 99,483 km (0.04 R)
• M2: 567,425 km (0.1 R)
• M3: 1,036,863 km (0.102 R)
• M4: 1,367,474 km (0.109 R)
• M5: 2,049,192 km (0.059 R)
• M6: 2,562,163 km (0.111 R)
• M7: 3,190,175 km (0.072 R)
• M8: 3,916,771 km (0.106 R)
• M9: 4,279,696 km (0.112 R)
• M10: 5,790,634 km (0.119 R)
• M11: 6,186,470 km (0.094 R)
• M12: 6,547,450 km (0.103 R)
• M13: 6,949,719 km (0.074 R)
• M14: 7,627,696 km (0.049 R)
• M15: 8,073,348 km (0.098 R)
• M16: 8,662,614 km (0.066 R)
• M17: 9,114,849 km (0.055 R)
• M18: 9,788,189 km (0.107 R)
• M19: 10,066,740 km (0.037 R)
• M20: 10,933,959 km (0.073 R)
• M21: 11,309,749 km (0.117 R)
• M22: 14,678,094 km (0.11 R)
• M23: 14,997,336 km (0.061 R)
• M24: 16,127,249 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.6

Radius: 11.7

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.15 AU - 3.33 AU

Year: 2928 Days

Day: 10.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,112,069 km

• M1: 145,858 km (0.052 R)
• M2: 559,646 km (0.108 R)
• M3: 993,479 km (0.077 R)
• M4: 1,389,465 km (0.12 R)
• M5: 1,815,370 km (0.114 R)
• M6: 2,529,999 km (0.097 R)
• M7: 3,110,140 km (0.069 R)
• M8: 3,510,164 km (0.025 R)
• M9: 4,394,437 km (0.112 R)
• M10: 5,100,091 km (0.062 R)
• M11: 6,259,773 km (0.091 R)
• M12: 7,182,194 km (0.031 R)
• M13: 8,412,636 km (0.076 R)
• M14: 8,830,762 km (0.111 R)
• M15: 10,459,584 km (0.037 R)
• M16: 11,019,379 km (0.115 R)
• M17: 12,036,944 km (0.109 R)
• M18: 13,116,143 km (0.111 R)
• M19: 14,900,696 km (0.043 R)
• M20: 16,741,199 km (0.083 R)
• M21: 17,198,370 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.3

Radius: 8.8

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.25 AU - 3.27 AU

Year: 2961 Days

Day: 6.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,112,069 km

• M1: 109,506 km (0.085 R)
• M2: 407,505 km (0.103 R)
• M3: 729,589 km (0.102 R)
• M4: 1,034,170 km (0.102 R)
• M5: 1,482,664 km (0.069 R)
• M6: 1,854,565 km (0.102 R)
• M7: 2,261,471 km (0.09 R)
• M8: 3,055,985 km (0.046 R)
• M9: 4,124,563 km (0.036 R)
• M10: 5,424,568 km (0.087 R)
• M11: 6,836,623 km (0.099 R)
• M12: 7,210,318 km (0.101 R)
• M13: 11,612,535 km (0.116 R)
• M14: 13,040,147 km (0.106 R)
• M15: 13,436,731 km (0.1 R)
• M16: 14,115,905 km (0.055 R)
• M17: 14,440,533 km (0.096 R)
• M18: 15,493,403 km (0.108 R)
• M19: 16,596,537 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.8

Radius: 3.3

Gravity: 27.16 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.73 AU - 9.83 AU

Year: 18253 Days

Day: 18.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,112,069 km

• M1: 40,990 km (0.047 R)
• M2: 154,385 km (0.066 R)
• M3: 1,443,320 km (0.04 R)
• M4: 1,914,404 km (0.112 R)
• M5: 2,339,561 km (0.07 R)
• M6: 2,915,363 km (0.067 R)
• M7: 3,323,018 km (0.091 R)
• M8: 4,837,995 km (0.073 R)
• M9: 8,228,481 km (0.086 R)
• M10: 9,385,022 km (0.119 R)
• M11: 10,107,431 km (0.063 R)
• M12: 12,927,650 km (0.069 R)
• M13: 15,166,083 km (0.119 R)
• M14: 15,799,181 km (0.04 R)
• M15: 20,476,209 km (0.069 R)
• M16: 23,035,230 km (0.1 R)
• M17: 26,097,349 km (0.033 R)
• M18: 26,297,211 km (0.116 R)
• M19: 28,670,282 km (0.115 R)
• M20: 34,193,885 km (0.04 R)
• M21: 35,279,965 km (0.069 R)
• M22: 35,893,167 km (0.058 R)
• M23: 43,533,429 km (0.039 R)
• M24: 47,284,147 km (0.064 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: 360 - 18,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit