🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.1

Radius: 14.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.73 AU - 0.95 AU

Year: 505 Days

Day: 10.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,665,350 km

• M1: 184,005 km (0.115 R)
• M2: 649,853 km (0.111 R)
• M3: 1,180,178 km (0.051 R)
• M4: 1,830,480 km (0.071 R)
• M5: 2,407,479 km (0.109 R)
• M6: 3,297,735 km (0.108 R)
• M7: 4,483,598 km (0.089 R)
• M8: 5,207,203 km (0.117 R)
• M9: 5,920,635 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.2

Radius: 13.5

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.91 AU - 1.09 AU

Year: 656 Days

Day: 6.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,665,350 km

• M1: 167,849 km (0.094 R)
• M2: 751,131 km (0.058 R)
• M3: 1,241,962 km (0.117 R)
• M4: 2,293,335 km (0.068 R)
• M5: 2,755,742 km (0.072 R)
• M6: 3,293,846 km (0.08 R)
• M7: 3,714,665 km (0.11 R)
• M8: 4,217,912 km (0.082 R)
• M9: 4,699,468 km (0.072 R)
• M10: 5,736,181 km (0.092 R)
• M11: 6,268,300 km (0.05 R)
• M12: 7,183,989 km (0.072 R)
• M13: 8,114,189 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.6

Radius: 10.1

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.41 AU - 1.95 AU

Year: 1428 Days

Day: 10.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,665,350 km

• M1: 126,111 km (0.094 R)
• M2: 479,012 km (0.084 R)
• M3: 881,730 km (0.064 R)
• M4: 1,380,788 km (0.087 R)
• M5: 1,751,492 km (0.1 R)
• M6: 2,095,717 km (0.078 R)
• M7: 2,603,601 km (0.053 R)
• M8: 2,952,464 km (0.102 R)
• M9: 3,269,611 km (0.091 R)
• M10: 3,677,116 km (0.065 R)
• M11: 4,575,002 km (0.073 R)
• M12: 6,150,866 km (0.096 R)
• M13: 6,982,929 km (0.111 R)
• M14: 7,974,314 km (0.103 R)
• M15: 8,716,170 km (0.081 R)
• M16: 9,182,916 km (0.1 R)
• M17: 9,600,892 km (0.075 R)
• M18: 11,002,923 km (0.083 R)
• M19: 12,150,189 km (0.084 R)
• M20: 12,693,828 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.9

Radius: 8.9

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.64 AU - 2.28 AU

Year: 1800 Days

Day: 7.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,665,350 km

• M1: 110,702 km (0.044 R)
• M2: 990,488 km (0.073 R)
• M3: 1,390,512 km (0.117 R)
• M4: 1,925,474 km (0.048 R)
• M5: 2,369,481 km (0.064 R)
• M6: 3,942,353 km (0.097 R)
• M7: 4,360,329 km (0.112 R)
• M8: 5,071,218 km (0.117 R)
• M9: 5,689,805 km (0.109 R)
• M10: 7,746,776 km (0.093 R)
• M11: 8,458,114 km (0.113 R)
• M12: 9,212,386 km (0.104 R)
• M13: 9,561,548 km (0.051 R)
• M14: 9,980,272 km (0.102 R)
• M15: 10,286,798 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.1

Radius: 12.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.84 AU - 2.2 AU

Year: 1883 Days

Day: 12.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,665,350 km

• M1: 151,692 km (0.074 R)
• M2: 723,754 km (0.085 R)
• M3: 1,244,654 km (0.104 R)
• M4: 1,676,394 km (0.1 R)
• M5: 2,407,030 km (0.096 R)
• M6: 3,104,455 km (0.041 R)
• M7: 3,572,248 km (0.036 R)
• M8: 4,139,373 km (0.098 R)
• M9: 4,613,000 km (0.102 R)
• M10: 5,497,572 km (0.102 R)
• M11: 6,782,917 km (0.119 R)
• M12: 7,210,318 km (0.053 R)
• M13: 8,287,722 km (0.076 R)
• M14: 9,073,560 km (0.103 R)
• M15: 10,197,937 km (0.093 R)
• M16: 11,343,109 km (0.068 R)
• M17: 11,910,833 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.1

Radius: 12.3

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.66 AU - 3.84 AU

Year: 3844 Days

Day: 14 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,665,350 km

• M1: 153,039 km (0.118 R)
• M2: 545,583 km (0.112 R)
• M3: 1,009,337 km (0.088 R)
• M4: 1,416,841 km (0.094 R)
• M5: 1,911,412 km (0.049 R)
• M6: 2,430,666 km (0.113 R)
• M7: 3,202,442 km (0.092 R)
• M8: 3,940,857 km (0.1 R)
• M9: 5,464,212 km (0.103 R)
• M10: 6,287,000 km (0.107 R)
• M11: 7,190,721 km (0.081 R)
• M12: 8,492,671 km (0.051 R)
• M13: 9,033,168 km (0.075 R)
• M14: 10,263,611 km (0.069 R)
• M15: 10,670,068 km (0.026 R)
• M16: 11,954,815 km (0.069 R)
• M17: 12,496,658 km (0.101 R)
• M18: 12,960,711 km (0.077 R)
• M19: 14,624,987 km (0.103 R)
• M20: 16,372,589 km (0.081 R)
• M21: 17,382,525 km (0.072 R)
• M22: 17,786,289 km (0.068 R)
• M23: 18,314,669 km (0.119 R)
• M24: 19,900,107 km (0.091 R)
• M25: 21,246,189 km (0.08 R)
• M26: 21,641,576 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964

Radius: 12.2

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.46 AU - 4.38 AU

Year: 5091 Days

Day: 5.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,665,350 km

• M1: 151,692 km (0.05 R)
• M2: 737,368 km (0.066 R)
• M3: 1,207,404 km (0.083 R)
• M4: 1,626,278 km (0.066 R)
• M5: 2,128,030 km (0.089 R)
• M6: 2,750,806 km (0.084 R)
• M7: 4,262,343 km (0.049 R)
• M8: 5,085,729 km (0.039 R)
• M9: 5,793,926 km (0.083 R)
• M10: 7,370,537 km (0.108 R)
• M11: 7,891,288 km (0.064 R)
• M12: 8,556,549 km (0.112 R)
• M13: 10,044,151 km (0.101 R)
• M14: 11,304,513 km (0.065 R)
• M15: 11,947,784 km (0.058 R)
• M16: 13,307,628 km (0.102 R)
• M17: 17,939,178 km (0.095 R)
• M18: 23,072,928 km (0.117 R)
• M19: 24,027,961 km (0.11 R)
• M20: 24,679,011 km (0.062 R)
• M21: 27,138,550 km (0.054 R)
• M22: 28,112,731 km (0.091 R)
• M23: 32,441,196 km (0.056 R)
• M24: 33,740,603 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 12.8

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.69 AU - 4.59 AU

Year: 5526 Days

Day: 8.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,665,350 km

• M1: 159,172 km (0.118 R)
• M2: 669,450 km (0.047 R)
• M3: 1,077,553 km (0.096 R)
• M4: 1,636,750 km (0.113 R)
• M5: 2,222,875 km (0.037 R)
• M6: 2,689,022 km (0.061 R)
• M7: 3,737,703 km (0.112 R)
• M8: 4,150,144 km (0.064 R)
• M9: 4,715,026 km (0.104 R)
• M10: 5,119,838 km (0.025 R)
• M11: 6,028,794 km (0.094 R)
• M12: 6,506,909 km (0.109 R)
• M13: 8,274,857 km (0.117 R)
• M14: 9,289,878 km (0.071 R)
• M15: 11,163,442 km (0.108 R)
• M16: 11,748,818 km (0.074 R)
• M17: 12,307,267 km (0.037 R)
• M18: 15,424,887 km (0.091 R)
• M19: 21,479,561 km (0.051 R)
• M20: 23,904,543 km (0.119 R)
• M21: 24,575,789 km (0.078 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: 302 - 16,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit