🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.8

Radius: 11

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.68 AU - 0.84 AU

Year: 449 Days

Day: 11 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,790,479 km

• M1: 142,268 km (0.113 R)
• M2: 508,334 km (0.085 R)
• M3: 905,815 km (0.108 R)
• M4: 1,310,926 km (0.118 R)
• M5: 2,229,008 km (0.073 R)
• M6: 2,916,560 km (0.084 R)
• M7: 3,420,256 km (0.063 R)
• M8: 3,811,604 km (0.109 R)
• M9: 4,375,738 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.2

Radius: 8.8

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.37 AU - 2.11 AU

Year: 1557 Days

Day: 10.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,790,479 km

• M1: 109,506 km (0.113 R)
• M2: 443,857 km (0.113 R)
• M3: 1,058,106 km (0.094 R)
• M4: 1,449,005 km (0.105 R)
• M5: 1,764,956 km (0.032 R)
• M6: 2,115,613 km (0.08 R)
• M7: 2,856,571 km (0.117 R)
• M8: 3,185,238 km (0.094 R)
• M9: 3,472,915 km (0.101 R)
• M10: 3,760,591 km (0.098 R)
• M11: 4,250,524 km (0.081 R)
• M12: 4,948,099 km (0.114 R)
• M13: 5,582,394 km (0.112 R)
• M14: 5,931,107 km (0.056 R)
• M15: 7,641,908 km (0.108 R)
• M16: 8,249,275 km (0.108 R)
• M17: 8,702,407 km (0.045 R)
• M18: 9,592,963 km (0.039 R)
• M19: 11,004,569 km (0.071 R)
• M20: 12,006,875 km (0.115 R)
• M21: 12,315,196 km (0.057 R)

Asteroid Belt

Center: 2.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.8

Radius: 9.9

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.57 AU - 3.63 AU

Year: 3702 Days

Day: 9.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,790,479 km

• M1: 123,119 km (0.083 R)
• M2: 514,766 km (0.034 R)
• M3: 1,065,286 km (0.074 R)
• M4: 2,152,863 km (0.08 R)
• M5: 2,786,709 km (0.119 R)
• M6: 3,861,121 km (0.096 R)
• M7: 4,289,569 km (0.114 R)
• M8: 5,090,816 km (0.106 R)
• M9: 5,474,833 km (0.114 R)
• M10: 6,186,321 km (0.103 R)
• M11: 6,684,033 km (0.069 R)
• M12: 7,176,659 km (0.062 R)
• M13: 7,660,309 km (0.109 R)
• M14: 9,816,014 km (0.103 R)
• M15: 10,131,217 km (0.086 R)
• M16: 12,302,480 km (0.064 R)
• M17: 13,961,221 km (0.046 R)
• M18: 15,077,221 km (0.117 R)
• M19: 15,497,442 km (0.101 R)
• M20: 16,196,961 km (0.076 R)
• M21: 17,486,046 km (0.066 R)
• M22: 17,891,606 km (0.116 R)
• M23: 18,362,839 km (0.05 R)
• M24: 20,779,443 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 15

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.59 AU - 3.89 AU

Year: 3956 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,790,479 km

• M1: 186,549 km (0.076 R)
• M2: 714,928 km (0.059 R)
• M3: 1,323,492 km (0.093 R)
• M4: 2,704,281 km (0.044 R)
• M5: 3,617,426 km (0.043 R)
• M6: 6,055,871 km (0.108 R)
• M7: 6,539,671 km (0.079 R)
• M8: 7,585,809 km (0.092 R)
• M9: 8,665,157 km (0.102 R)
• M10: 9,440,224 km (0.083 R)
• M11: 10,516,431 km (0.084 R)
• M12: 13,111,356 km (0.102 R)
• M13: 13,977,378 km (0.096 R)
• M14: 16,570,657 km (0.099 R)
• M15: 17,888,764 km (0.086 R)
• M16: 19,797,483 km (0.07 R)
• M17: 25,625,517 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.9

Radius: 13.3

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.93 AU - 3.99 AU

Year: 4365 Days

Day: 10.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,790,479 km

• M1: 166,203 km (0.11 R)
• M2: 675,135 km (0.113 R)
• M3: 1,156,392 km (0.117 R)
• M4: 1,573,470 km (0.104 R)
• M5: 2,108,133 km (0.097 R)
• M6: 2,659,401 km (0.047 R)
• M7: 3,765,378 km (0.114 R)
• M8: 4,943,761 km (0.096 R)
• M9: 6,199,485 km (0.108 R)
• M10: 7,002,377 km (0.119 R)
• M11: 8,204,246 km (0.115 R)
• M12: 9,622,285 km (0.115 R)
• M13: 10,477,536 km (0.063 R)
• M14: 11,151,773 km (0.106 R)
• M15: 12,290,811 km (0.062 R)
• M16: 13,092,207 km (0.092 R)
• M17: 14,910,869 km (0.082 R)
• M18: 20,599,926 km (0.082 R)
• M19: 23,127,532 km (0.069 R)
• M20: 24,426,939 km (0.077 R)
• M21: 24,975,963 km (0.025 R)
• M22: 26,261,757 km (0.088 R)
• M23: 28,444,689 km (0.101 R)
• M24: 29,140,020 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 11.2

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.2 AU - 4.24 AU

Year: 4866 Days

Day: 8.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,790,479 km

• M1: 139,276 km (0.11 R)
• M2: 503,546 km (0.111 R)
• M3: 902,674 km (0.114 R)
• M4: 1,531,733 km (0.098 R)
• M5: 1,899,594 km (0.057 R)
• M6: 2,732,555 km (0.11 R)
• M7: 4,036,001 km (0.039 R)
• M8: 5,546,491 km (0.101 R)
• M9: 6,035,975 km (0.034 R)
• M10: 6,937,751 km (0.104 R)
• M11: 7,370,089 km (0.1 R)
• M12: 8,070,506 km (0.096 R)
• M13: 8,624,467 km (0.104 R)
• M14: 9,164,366 km (0.067 R)
• M15: 9,563,642 km (0.08 R)
• M16: 10,058,063 km (0.096 R)
• M17: 12,161,110 km (0.044 R)
• M18: 12,989,434 km (0.083 R)
• M19: 14,488,554 km (0.074 R)
• M20: 15,086,496 km (0.106 R)
• M21: 15,531,550 km (0.112 R)
• M22: 17,643,722 km (0.105 R)
• M23: 19,218,838 km (0.097 R)
• M24: 20,748,925 km (0.093 R)
• M25: 21,789,528 km (0.092 R)
• M26: 22,430,555 km (0.078 R)
• M27: 24,125,649 km (0.102 R)
• M28: 25,904,517 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 13.2

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.04 AU - 4.64 AU

Year: 6132 Days

Day: 5.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,790,479 km

• M1: 164,109 km (0.066 R)
• M2: 644,468 km (0.105 R)
• M3: 1,107,024 km (0.108 R)
• M4: 1,601,744 km (0.073 R)
• M5: 2,229,008 km (0.109 R)
• M6: 3,261,383 km (0.113 R)
• M7: 4,253,815 km (0.098 R)
• M8: 4,671,044 km (0.05 R)
• M9: 5,468,101 km (0.065 R)
• M10: 6,972,458 km (0.08 R)
• M11: 7,668,686 km (0.12 R)
• M12: 10,267,500 km (0.078 R)
• M13: 11,465,330 km (0.03 R)
• M14: 12,175,771 km (0.064 R)
• M15: 12,969,238 km (0.027 R)
• M16: 16,428,689 km (0.032 R)
• M17: 16,876,435 km (0.081 R)
• M18: 18,957,491 km (0.118 R)
• M19: 20,534,851 km (0.05 R)
• M20: 20,979,755 km (0.113 R)
• M21: 22,431,602 km (0.114 R)
• M22: 23,867,742 km (0.057 R)
• M23: 25,963,010 km (0.113 R)
• M24: 26,746,454 km (0.033 R)
• M25: 27,996,494 km (0.085 R)
• M26: 34,627,718 km (0.068 R)
• M27: 35,683,730 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 11,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit