🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 818

Radius: 9.7

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.95 AU - 1.15 AU

Year: 743 Days

Day: 10.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,661,748 km

• M1: 120,576 km (0.099 R)
• M2: 475,272 km (0.089 R)
• M3: 961,166 km (0.076 R)
• M4: 1,462,918 km (0.052 R)
• M5: 2,142,541 km (0.091 R)
• M6: 2,477,191 km (0.108 R)
• M7: 2,982,234 km (0.08 R)
• M8: 3,920,511 km (0.078 R)
• M9: 4,659,226 km (0.056 R)
• M10: 5,061,943 km (0.114 R)
• M11: 5,374,603 km (0.046 R)
• M12: 5,857,804 km (0.113 R)
• M13: 7,273,748 km (0.049 R)
• M14: 7,672,875 km (0.08 R)
• M15: 7,987,778 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859

Radius: 8.5

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.11 AU - 1.43 AU

Year: 988 Days

Day: 13 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,661,748 km

• M1: 105,766 km (0.07 R)
• M2: 419,173 km (0.116 R)
• M3: 816,505 km (0.088 R)
• M4: 1,346,082 km (0.119 R)
• M5: 1,644,081 km (0.066 R)
• M6: 2,089,433 km (0.075 R)
• M7: 2,564,706 km (0.101 R)
• M8: 2,933,614 km (0.119 R)
• M9: 3,955,667 km (0.051 R)
• M10: 4,666,107 km (0.076 R)
• M11: 5,119,838 km (0.075 R)
• M12: 5,418,285 km (0.107 R)
• M13: 5,728,252 km (0.11 R)
• M14: 6,072,028 km (0.111 R)
• M15: 6,730,109 km (0.09 R)
• M16: 7,161,998 km (0.064 R)
• M17: 8,431,934 km (0.041 R)
• M18: 9,192,640 km (0.035 R)
• M19: 9,634,701 km (0.087 R)
• M20: 10,402,737 km (0.094 R)
• M21: 10,753,394 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.7

Radius: 10.9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.16 AU - 1.78 AU

Year: 1230 Days

Day: 10.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,661,748 km

• M1: 135,536 km (0.108 R)
• M2: 515,664 km (0.092 R)
• M3: 1,028,785 km (0.091 R)
• M4: 1,735,934 km (0.096 R)
• M5: 2,298,721 km (0.112 R)
• M6: 2,903,545 km (0.103 R)
• M7: 3,715,562 km (0.083 R)
• M8: 4,167,198 km (0.049 R)
• M9: 4,958,721 km (0.118 R)
• M10: 6,460,833 km (0.085 R)
• M11: 8,194,672 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.6

Radius: 14

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.62 AU - 1.98 AU

Year: 1667 Days

Day: 13.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,661,748 km

• M1: 174,132 km (0.088 R)
• M2: 675,584 km (0.101 R)
• M3: 1,224,758 km (0.034 R)
• M4: 1,835,416 km (0.104 R)
• M5: 2,619,309 km (0.099 R)
• M6: 3,243,731 km (0.085 R)
• M7: 4,020,592 km (0.104 R)
• M8: 4,611,953 km (0.084 R)
• M9: 5,109,216 km (0.079 R)
• M10: 5,781,210 km (0.087 R)
• M11: 7,275,692 km (0.06 R)
• M12: 8,216,962 km (0.11 R)
• M13: 8,732,776 km (0.11 R)
• M14: 9,173,790 km (0.096 R)
• M15: 10,551,886 km (0.042 R)
• M16: 11,757,944 km (0.118 R)
• M17: 13,258,560 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 13

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.91 AU - 2.43 AU

Year: 2206 Days

Day: 6 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,661,748 km

• M1: 162,164 km (0.039 R)
• M2: 619,335 km (0.037 R)
• M3: 1,220,270 km (0.036 R)
• M4: 1,807,890 km (0.12 R)
• M5: 2,593,877 km (0.088 R)
• M6: 3,648,243 km (0.069 R)
• M7: 4,188,292 km (0.097 R)
• M8: 4,699,318 km (0.113 R)
• M9: 5,185,810 km (0.077 R)
• M10: 6,798,625 km (0.107 R)
• M11: 7,908,940 km (0.089 R)
• M12: 8,976,321 km (0.085 R)
• M13: 9,462,365 km (0.09 R)
• M14: 10,346,488 km (0.073 R)
• M15: 11,434,364 km (0.109 R)
• M16: 12,122,663 km (0.12 R)
• M17: 13,414,740 km (0.098 R)
• M18: 13,836,756 km (0.112 R)
• M19: 15,292,942 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954

Radius: 8.8

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.16 AU - 2.98 AU

Year: 2844 Days

Day: 8.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,661,748 km

• M1: 109,506 km (0.104 R)
• M2: 588,518 km (0.063 R)
• M3: 960,119 km (0.051 R)
• M4: 1,444,816 km (0.051 R)
• M5: 2,180,987 km (0.053 R)
• M6: 2,853,280 km (0.111 R)
• M7: 3,274,697 km (0.09 R)
• M8: 3,921,708 km (0.089 R)
• M9: 4,466,544 km (0.06 R)
• M10: 6,763,320 km (0.094 R)
• M11: 7,321,769 km (0.026 R)
• M12: 7,978,054 km (0.06 R)
• M13: 8,852,903 km (0.092 R)
• M14: 9,868,074 km (0.089 R)
• M15: 10,183,277 km (0.115 R)
• M16: 11,042,716 km (0.059 R)
• M17: 13,046,281 km (0.109 R)
• M18: 13,522,451 km (0.114 R)
• M19: 13,813,718 km (0.107 R)
• M20: 14,258,472 km (0.087 R)
• M21: 14,712,651 km (0.08 R)
• M22: 15,810,101 km (0.075 R)
• M23: 17,186,551 km (0.101 R)
• M24: 20,556,842 km (0.098 R)
• M25: 20,942,206 km (0.075 R)
• M26: 22,600,199 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.8

Radius: 9.7

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.63 AU - 2.69 AU

Year: 2995 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 128.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,661,748 km

• M1: 123,418 km (0.046 R)
• M2: 450,439 km (0.073 R)
• M3: 778,807 km (0.091 R)
• M4: 1,202,318 km (0.072 R)
• M5: 2,292,438 km (0.077 R)
• M6: 3,662,754 km (0.052 R)
• M7: 4,823,484 km (0.103 R)
• M8: 5,185,661 km (0.058 R)
• M9: 6,297,771 km (0.038 R)
• M10: 6,760,926 km (0.088 R)
• M11: 7,215,554 km (0.114 R)
• M12: 8,738,311 km (0.066 R)
• M13: 9,955,439 km (0.064 R)
• M14: 11,282,073 km (0.09 R)
• M15: 12,362,918 km (0.108 R)
• M16: 13,369,861 km (0.11 R)
• M17: 14,282,707 km (0.051 R)
• M18: 15,966,282 km (0.12 R)
• M19: 18,704,222 km (0.055 R)
• M20: 19,239,184 km (0.108 R)
• M21: 19,906,689 km (0.104 R)
• M22: 20,526,922 km (0.062 R)
• M23: 20,841,826 km (0.084 R)
• M24: 21,740,759 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 13.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.7 AU - 4.2 AU

Year: 5419 Days

Day: 8 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,661,748 km

• M1: 169,794 km (0.058 R)
• M2: 596,746 km (0.096 R)
• M3: 1,211,743 km (0.087 R)
• M4: 1,656,348 km (0.091 R)
• M5: 2,104,692 km (0.115 R)
• M6: 2,558,423 km (0.11 R)
• M7: 3,272,753 km (0.088 R)
• M8: 3,847,358 km (0.081 R)
• M9: 4,377,234 km (0.095 R)
• M10: 4,955,429 km (0.047 R)
• M11: 5,558,309 km (0.048 R)
• M12: 6,761,375 km (0.078 R)
• M13: 7,666,143 km (0.111 R)
• M14: 8,267,377 km (0.109 R)
• M15: 8,936,079 km (0.065 R)
• M16: 10,183,127 km (0.12 R)
• M17: 11,543,271 km (0.086 R)
• M18: 12,244,735 km (0.082 R)
• M19: 15,080,363 km (0.115 R)
• M20: 16,133,831 km (0.071 R)
• M21: 17,405,263 km (0.109 R)
• M22: 20,524,828 km (0.099 R)
• M23: 22,350,670 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.3

Radius: 3.9

Gravity: 51.56 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.5 AU - 7.18 AU

Year: 9742 Days

Day: 18.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,661,748 km

• M1: 49,966 km (0.076 R)
• M2: 189,391 km (0.048 R)
• M3: 386,112 km (0.076 R)
• M4: 746,194 km (0.116 R)
• M5: 1,850,077 km (0.109 R)
• M6: 2,195,648 km (0.112 R)
• M7: 2,383,842 km (0.068 R)
• M8: 3,827,611 km (0.1 R)
• M9: 6,239,129 km (0.093 R)
• M10: 9,505,449 km (0.056 R)
• M11: 11,499,588 km (0.099 R)
• M12: 11,724,584 km (0.088 R)
• M13: 16,789,818 km (0.116 R)
• M14: 17,742,756 km (0.104 R)
• M15: 25,825,230 km (0.057 R)
• M16: 29,331,206 km (0.093 R)
• M17: 33,826,173 km (0.112 R)
• M18: 36,417,208 km (0.113 R)
• M19: 37,268,719 km (0.079 R)
• M20: 39,137,645 km (0.101 R)
• M21: 40,547,306 km (0.034 R)
• M22: 49,130,185 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.2

Radius: 7.6

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.07 AU - 7.47 AU

Year: 10837 Days

Day: 21 Hours

Environment

Temp: -236 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,661,748 km

• M1: 101,427 km (0.059 R)
• M2: 374,743 km (0.073 R)
• M3: 684,261 km (0.068 R)
• M4: 1,045,240 km (0.117 R)
• M5: 1,304,194 km (0.027 R)
• M6: 1,852,620 km (0.11 R)
• M7: 2,457,295 km (0.063 R)
• M8: 4,102,123 km (0.113 R)
• M9: 4,434,530 km (0.118 R)
• M10: 4,702,459 km (0.112 R)
• M11: 5,389,712 km (0.049 R)
• M12: 7,473,760 km (0.034 R)
• M13: 8,408,148 km (0.116 R)
• M14: 8,694,778 km (0.08 R)
• M15: 9,244,550 km (0.093 R)
• M16: 9,862,240 km (0.119 R)
• M17: 10,648,825 km (0.091 R)
• M18: 11,179,598 km (0.117 R)
• M19: 11,476,550 km (0.083 R)
• M20: 12,034,550 km (0.085 R)
• M21: 12,504,437 km (0.077 R)
• M22: 13,536,513 km (0.046 R)
• M23: 21,402,070 km (0.072 R)
• M24: 22,638,496 km (0.101 R)
• M25: 24,003,577 km (0.116 R)
• M26: 25,507,933 km (0.08 R)
• M27: 26,545,095 km (0.097 R)
• M28: 34,500,859 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 19,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit