🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.7

Radius: 13.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.75 AU - 1.17 AU

Year: 649 Days

Day: 12.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,081,052 km

• M1: 167,998 km (0.045 R)
• M2: 722,707 km (0.071 R)
• M3: 1,504,805 km (0.034 R)
• M4: 2,128,479 km (0.115 R)
• M5: 2,636,812 km (0.066 R)
• M6: 3,126,147 km (0.033 R)
• M7: 3,676,218 km (0.085 R)
• M8: 4,244,540 km (0.104 R)
• M9: 4,887,961 km (0.109 R)
• M10: 5,358,446 km (0.091 R)
• M11: 5,916,745 km (0.078 R)
• M12: 6,391,120 km (0.045 R)
• M13: 7,172,620 km (0.046 R)
• M14: 7,689,929 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.7

Radius: 8.5

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.57 AU - 1.67 AU

Year: 1423 Days

Day: 11.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,081,052 km

• M1: 105,766 km (0.101 R)
• M2: 738,714 km (0.075 R)
• M3: 1,100,891 km (0.103 R)
• M4: 1,676,992 km (0.11 R)
• M5: 1,942,678 km (0.071 R)
• M6: 2,225,568 km (0.102 R)
• M7: 2,772,049 km (0.112 R)
• M8: 3,317,333 km (0.1 R)
• M9: 4,097,635 km (0.111 R)
• M10: 4,995,073 km (0.08 R)
• M11: 5,388,665 km (0.118 R)
• M12: 9,090,015 km (0.108 R)
• M13: 10,042,355 km (0.097 R)
• M14: 10,384,635 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.3

Radius: 10

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.16 AU - 2.28 AU

Year: 2283 Days

Day: 6.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,081,052 km

• M1: 124,316 km (0.102 R)
• M2: 442,959 km (0.116 R)
• M3: 1,019,061 km (0.092 R)
• M4: 1,520,064 km (0.081 R)
• M5: 1,860,998 km (0.12 R)
• M6: 2,456,696 km (0.095 R)
• M7: 2,960,991 km (0.098 R)
• M8: 3,350,843 km (0.081 R)
• M9: 3,863,814 km (0.063 R)
• M10: 4,253,666 km (0.103 R)
• M11: 4,877,040 km (0.061 R)
• M12: 5,244,153 km (0.116 R)
• M13: 5,746,653 km (0.112 R)
• M14: 6,742,526 km (0.117 R)
• M15: 7,878,721 km (0.027 R)
• M16: 8,756,412 km (0.112 R)
• M17: 9,731,491 km (0.081 R)
• M18: 10,849,735 km (0.043 R)
• M19: 12,090,350 km (0.095 R)
• M20: 12,644,461 km (0.094 R)
• M21: 14,496,482 km (0.088 R)
• M22: 14,986,415 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.1

Radius: 11.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.21 AU - 2.8 AU

Year: 2728 Days

Day: 13.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,081,052 km

• M1: 147,204 km (0.11 R)
• M2: 723,605 km (0.106 R)
• M3: 1,100,143 km (0.075 R)
• M4: 2,222,276 km (0.105 R)
• M5: 2,879,011 km (0.082 R)
• M6: 3,316,734 km (0.093 R)
• M7: 4,366,014 km (0.105 R)
• M8: 4,863,876 km (0.078 R)
• M9: 5,355,155 km (0.102 R)
• M10: 6,045,699 km (0.032 R)
• M11: 6,665,782 km (0.119 R)
• M12: 7,520,883 km (0.086 R)
• M13: 8,507,930 km (0.117 R)
• M14: 9,191,443 km (0.11 R)
• M15: 9,612,262 km (0.098 R)
• M16: 10,012,286 km (0.106 R)
• M17: 10,668,123 km (0.109 R)
• M18: 11,612,086 km (0.04 R)
• M19: 13,582,589 km (0.095 R)
• M20: 14,473,295 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.5

Radius: 14.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.91 AU - 5.91 AU

Year: 7510 Days

Day: 9.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,081,052 km

• M1: 177,872 km (0.094 R)
• M2: 736,470 km (0.03 R)
• M3: 6,379,751 km (0.112 R)
• M4: 7,314,289 km (0.117 R)
• M5: 7,835,188 km (0.113 R)
• M6: 8,997,115 km (0.093 R)
• M7: 10,123,587 km (0.116 R)
• M8: 11,028,804 km (0.048 R)
• M9: 12,599,881 km (0.12 R)
• M10: 13,174,935 km (0.064 R)
• M11: 14,815,425 km (0.072 R)
• M12: 16,520,542 km (0.094 R)
• M13: 28,890,490 km (0.068 R)
• M14: 30,709,900 km (0.081 R)
• M15: 32,927,688 km (0.099 R)
• M16: 35,933,409 km (0.097 R)
• M17: 43,389,666 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 13.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.39 AU - 5.79 AU

Year: 7927 Days

Day: 13 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,081,052 km

• M1: 169,195 km (0.071 R)
• M2: 855,401 km (0.117 R)
• M3: 2,000,273 km (0.116 R)
• M4: 2,681,093 km (0.091 R)
• M5: 4,112,595 km (0.108 R)
• M6: 4,932,691 km (0.05 R)
• M7: 5,436,985 km (0.099 R)
• M8: 7,463,288 km (0.103 R)
• M9: 8,760,451 km (0.105 R)
• M10: 10,329,883 km (0.099 R)
• M11: 11,430,325 km (0.055 R)
• M12: 12,317,739 km (0.065 R)
• M13: 14,764,562 km (0.108 R)
• M14: 16,045,120 km (0.106 R)
• M15: 18,258,719 km (0.087 R)
• M16: 19,602,108 km (0.098 R)
• M17: 20,941,907 km (0.1 R)
• M18: 21,494,521 km (0.086 R)
• M19: 22,557,115 km (0.103 R)
• M20: 24,481,392 km (0.066 R)
• M21: 26,193,241 km (0.108 R)
• M22: 27,241,623 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.2

Radius: 3.5

Gravity: 23.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.79 AU - 9.19 AU

Year: 18606 Days

Day: 20.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,081,052 km

• M1: 50,265 km (0.048 R)
• M2: 260,749 km (0.112 R)
• M3: 380,128 km (0.07 R)
• M4: 529,876 km (0.066 R)
• M5: 658,979 km (0.045 R)
• M6: 1,083,687 km (0.089 R)
• M7: 1,307,635 km (0.073 R)
• M8: 1,732,493 km (0.112 R)
• M9: 3,348,599 km (0.113 R)
• M10: 3,476,056 km (0.111 R)
• M11: 3,633,283 km (0.113 R)
• M12: 4,018,498 km (0.075 R)
• M13: 4,250,524 km (0.111 R)
• M14: 5,372,209 km (0.099 R)
• M15: 6,479,084 km (0.105 R)
• M16: 7,253,851 km (0.1 R)
• M17: 8,887,759 km (0.096 R)
• M18: 9,132,501 km (0.1 R)
• M19: 9,945,865 km (0.071 R)
• M20: 10,263,012 km (0.091 R)
• M21: 10,532,438 km (0.105 R)
• M22: 11,950,626 km (0.093 R)
• M23: 13,172,990 km (0.11 R)
• M24: 14,952,158 km (0.046 R)
• M25: 17,488,440 km (0.088 R)
• M26: 19,302,613 km (0.059 R)
• M27: 19,795,688 km (0.118 R)
• M28: 23,577,971 km (0.113 R)
• M29: 25,099,980 km (0.102 R)
• M30: 25,588,566 km (0.067 R)
• M31: 25,884,920 km (0.097 R)
• M32: 29,512,219 km (0.104 R)
• M33: 33,112,292 km (0.051 R)
• M34: 42,259,304 km (0.111 R)
• M35: 48,002,067 km (0.059 R)
• M36: 48,302,011 km (0.112 R)
• M37: 51,685,616 km (0.107 R)
• M38: 53,114,275 km (0.027 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 13,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit