🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.2

Radius: 15

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.63 AU - 0.71 AU

Year: 379 Days

Day: 6 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 42,058,106 km

• M1: 186,698 km (0.117 R)
• M2: 783,294 km (0.118 R)
• M3: 1,345,633 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.1

Radius: 9.2

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.04 AU - 1.06 AU

Year: 743 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,058,106 km

• M1: 119,977 km (0.116 R)
• M2: 408,851 km (0.067 R)
• M3: 707,748 km (0.114 R)
• M4: 1,080,695 km (0.083 R)
• M5: 1,673,551 km (0.067 R)
• M6: 2,247,558 km (0.102 R)
• M7: 4,244,690 km (0.073 R)
• M8: 5,987,655 km (0.108 R)
• M9: 6,526,357 km (0.083 R)
• M10: 7,796,293 km (0.118 R)
• M11: 8,438,816 km (0.115 R)
• M12: 8,825,377 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.6

Radius: 11

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.79 AU - 2.33 AU

Year: 2041 Days

Day: 10.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,058,106 km

• M1: 138,528 km (0.062 R)
• M2: 483,800 km (0.053 R)
• M3: 1,087,876 km (0.082 R)
• M4: 1,468,602 km (0.102 R)
• M5: 1,840,951 km (0.115 R)
• M6: 3,750,568 km (0.042 R)
• M7: 4,556,602 km (0.048 R)
• M8: 6,037,620 km (0.066 R)
• M9: 6,943,436 km (0.117 R)
• M10: 7,674,670 km (0.116 R)
• M11: 8,157,123 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.9

Radius: 8.6

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.36 AU - 3.1 AU

Year: 3114 Days

Day: 12.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,058,106 km

• M1: 106,962 km (0.09 R)
• M2: 414,237 km (0.041 R)
• M3: 695,481 km (0.032 R)
• M4: 1,619,098 km (0.117 R)
• M5: 2,360,056 km (0.09 R)
• M6: 3,203,638 km (0.105 R)
• M7: 3,607,852 km (0.074 R)
• M8: 3,922,905 km (0.095 R)
• M9: 5,198,227 km (0.074 R)
• M10: 6,413,410 km (0.057 R)
• M11: 6,966,922 km (0.101 R)
• M12: 7,905,499 km (0.106 R)
• M13: 8,473,373 km (0.11 R)
• M14: 9,955,290 km (0.12 R)
• M15: 10,302,357 km (0.101 R)
• M16: 11,772,305 km (0.115 R)
• M17: 15,325,703 km (0.032 R)
• M18: 15,685,187 km (0.058 R)
• M19: 16,050,356 km (0.093 R)
• M20: 16,743,442 km (0.103 R)
• M21: 17,456,276 km (0.033 R)
• M22: 21,011,171 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.3

Radius: 9.7

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.76 AU - 3.46 AU

Year: 3786 Days

Day: 10.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,058,106 km

• M1: 122,371 km (0.09 R)
• M2: 530,624 km (0.08 R)
• M3: 832,811 km (0.054 R)
• M4: 1,137,542 km (0.077 R)
• M5: 1,499,868 km (0.028 R)
• M6: 1,996,084 km (0.083 R)
• M7: 2,517,433 km (0.1 R)
• M8: 2,928,678 km (0.067 R)
• M9: 3,451,073 km (0.092 R)
• M10: 4,053,055 km (0.101 R)
• M11: 5,042,196 km (0.054 R)
• M12: 5,699,080 km (0.088 R)
• M13: 7,434,715 km (0.118 R)
• M14: 10,933,211 km (0.046 R)
• M15: 12,189,982 km (0.072 R)
• M16: 12,914,784 km (0.089 R)
• M17: 14,011,935 km (0.073 R)
• M18: 14,897,554 km (0.074 R)
• M19: 15,492,804 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.2

Radius: 8.5

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.52 AU - 4.68 AU

Year: 5730 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,058,106 km

• M1: 108,458 km (0.061 R)
• M2: 394,789 km (0.082 R)
• M3: 786,436 km (0.094 R)
• M4: 1,060,499 km (0.107 R)
• M5: 1,568,234 km (0.111 R)
• M6: 1,999,675 km (0.039 R)
• M7: 2,617,215 km (0.076 R)
• M8: 3,227,125 km (0.089 R)
• M9: 3,664,250 km (0.098 R)
• M10: 3,970,327 km (0.118 R)
• M11: 4,518,454 km (0.103 R)
• M12: 6,266,356 km (0.107 R)
• M13: 7,944,096 km (0.117 R)
• M14: 8,458,862 km (0.037 R)
• M15: 9,901,584 km (0.05 R)
• M16: 11,415,514 km (0.101 R)
• M17: 12,567,867 km (0.069 R)
• M18: 13,078,145 km (0.068 R)
• M19: 13,553,866 km (0.111 R)
• M20: 15,999,642 km (0.081 R)
• M21: 16,598,931 km (0.093 R)
• M22: 16,932,085 km (0.112 R)
• M23: 18,905,281 km (0.059 R)
• M24: 22,616,804 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.3

Radius: 3.1

Gravity: 61.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.43 AU - 5.95 AU

Year: 9369 Days

Day: 17.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 42,058,106 km

• M1: 38,596 km (0.096 R)
• M2: 224,098 km (0.116 R)
• M3: 323,879 km (0.095 R)
• M4: 478,264 km (0.106 R)
• M5: 626,815 km (0.095 R)
• M6: 946,057 km (0.104 R)
• M7: 1,301,053 km (0.111 R)
• M8: 4,121,721 km (0.087 R)
• M9: 4,597,741 km (0.096 R)
• M10: 4,864,175 km (0.066 R)
• M11: 5,047,432 km (0.073 R)
• M12: 5,267,042 km (0.104 R)
• M13: 5,929,461 km (0.111 R)
• M14: 6,461,431 km (0.067 R)
• M15: 8,909,301 km (0.104 R)
• M16: 11,530,854 km (0.076 R)
• M17: 12,413,033 km (0.117 R)
• M18: 13,103,577 km (0.055 R)
• M19: 15,069,442 km (0.109 R)
• M20: 16,189,781 km (0.114 R)
• M21: 16,325,017 km (0.114 R)
• M22: 16,804,778 km (0.07 R)
• M23: 17,577,301 km (0.091 R)
• M24: 19,042,313 km (0.058 R)
• M25: 21,065,624 km (0.101 R)
• M26: 21,963,211 km (0.098 R)
• M27: 22,547,391 km (0.089 R)
• M28: 22,885,931 km (0.113 R)
• M29: 23,227,762 km (0.113 R)
• M30: 27,311,335 km (0.086 R)
• M31: 28,871,192 km (0.077 R)
• M32: 33,028,816 km (0.05 R)
• M33: 38,402,821 km (0.112 R)
• M34: 40,357,317 km (0.106 R)
• M35: 42,634,196 km (0.098 R)
• M36: 43,411,806 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.4

Radius: 6.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.57 AU - 11.99 AU

Year: 22751 Days

Day: 20.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,058,106 km

• M1: 79,586 km (0.084 R)
• M2: 485,295 km (0.11 R)
• M3: 1,224,309 km (0.109 R)
• M4: 1,560,904 km (0.104 R)
• M5: 2,188,766 km (0.1 R)
• M6: 4,722,057 km (0.101 R)
• M7: 5,780,163 km (0.057 R)
• M8: 6,119,301 km (0.065 R)
• M9: 6,543,860 km (0.108 R)
• M10: 6,875,069 km (0.063 R)
• M11: 7,217,200 km (0.096 R)
• M12: 8,657,378 km (0.082 R)
• M13: 10,377,455 km (0.07 R)
• M14: 13,047,477 km (0.029 R)
• M15: 14,977,589 km (0.117 R)
• M16: 15,423,840 km (0.102 R)
• M17: 16,209,378 km (0.066 R)
• M18: 16,679,863 km (0.059 R)
• M19: 28,395,172 km (0.098 R)
• M20: 31,298,119 km (0.117 R)
• M21: 31,505,312 km (0.071 R)
• M22: 33,303,628 km (0.065 R)
• M23: 35,057,663 km (0.115 R)
• M24: 38,629,761 km (0.091 R)
• M25: 39,107,576 km (0.101 R)
• M26: 41,058,632 km (0.083 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 11,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit