🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.2

Radius: 13.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.43 AU - 0.61 AU

Year: 250 Days

Day: 11.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,825,332 km

• M1: 169,494 km (0.039 R)
• M2: 736,470 km (0.108 R)
• M3: 1,308,533 km (0.111 R)
• M4: 1,775,577 km (0.082 R)
• M5: 2,228,410 km (0.089 R)
• M6: 2,786,560 km (0.108 R)
• M7: 3,566,413 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.1

Radius: 11.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.61 AU - 0.67 AU

Year: 341 Days

Day: 8.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,825,332 km

• M1: 146,756 km (0.083 R)
• M2: 600,785 km (0.115 R)
• M3: 1,148,313 km (0.095 R)
• M4: 1,594,863 km (0.029 R)
• M5: 2,643,694 km (0.086 R)
• M6: 3,047,757 km (0.1 R)
• M7: 3,427,138 km (0.06 R)
• M8: 3,970,327 km (0.091 R)
• M9: 4,624,070 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.2

Radius: 14.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.91 AU - 3.15 AU

Year: 2684 Days

Day: 8.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,825,332 km

• M1: 184,155 km (0.049 R)
• M2: 724,652 km (0.098 R)
• M3: 1,357,002 km (0.104 R)
• M4: 1,851,124 km (0.079 R)
• M5: 2,931,221 km (0.059 R)
• M6: 5,876,803 km (0.103 R)
• M7: 6,541,466 km (0.103 R)
• M8: 7,042,469 km (0.09 R)
• M9: 8,289,517 km (0.088 R)
• M10: 9,345,529 km (0.032 R)
• M11: 9,830,226 km (0.061 R)
• M12: 10,371,022 km (0.092 R)
• M13: 10,890,875 km (0.114 R)
• M14: 12,826,671 km (0.042 R)
• M15: 13,709,598 km (0.113 R)
• M16: 14,682,283 km (0.062 R)
• M17: 16,387,250 km (0.106 R)
• M18: 16,929,093 km (0.059 R)
• M19: 19,577,574 km (0.089 R)
• M20: 20,311,651 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.9

Radius: 11.8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.75 AU - 5.65 AU

Year: 6795 Days

Day: 6.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,825,332 km

• M1: 149,149 km (0.08 R)
• M2: 816,954 km (0.097 R)
• M3: 1,789,041 km (0.118 R)
• M4: 2,425,729 km (0.117 R)
• M5: 3,167,885 km (0.096 R)
• M6: 4,152,986 km (0.041 R)
• M7: 4,934,935 km (0.118 R)
• M8: 6,519,774 km (0.116 R)
• M9: 8,948,645 km (0.096 R)
• M10: 11,927,289 km (0.1 R)
• M11: 14,001,912 km (0.105 R)
• M12: 14,686,023 km (0.1 R)
• M13: 17,647,313 km (0.102 R)
• M14: 23,750,756 km (0.11 R)
• M15: 28,702,296 km (0.09 R)
• M16: 32,099,215 km (0.116 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.7

Radius: 8.3

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.16 AU - 5.64 AU

Year: 8368 Days

Day: 6.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 117.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,825,332 km

• M1: 104,569 km (0.108 R)
• M2: 587,022 km (0.091 R)
• M3: 855,401 km (0.098 R)
• M4: 1,218,774 km (0.09 R)
• M5: 2,277,927 km (0.09 R)
• M6: 2,597,767 km (0.084 R)
• M7: 4,645,911 km (0.083 R)
• M8: 4,940,918 km (0.098 R)
• M9: 5,334,510 km (0.108 R)
• M10: 5,933,052 km (0.12 R)
• M11: 7,370,687 km (0.077 R)
• M12: 7,847,605 km (0.086 R)
• M13: 8,423,407 km (0.049 R)
• M14: 8,863,375 km (0.076 R)
• M15: 10,639,401 km (0.065 R)
• M16: 11,489,565 km (0.066 R)
• M17: 12,333,297 km (0.113 R)
• M18: 13,593,809 km (0.107 R)
• M19: 13,866,975 km (0.119 R)
• M20: 19,709,071 km (0.077 R)
• M21: 23,950,320 km (0.104 R)
• M22: 24,590,449 km (0.086 R)
• M23: 28,494,804 km (0.095 R)
• M24: 29,213,472 km (0.117 R)
• M25: 30,593,662 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.8

Radius: 5.5

Gravity: 18.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.93 AU - 8.11 AU

Year: 13752 Days

Day: 23.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,825,332 km

• M1: 86,468 km (0.097 R)
• M2: 383,569 km (0.11 R)
• M3: 637,736 km (0.057 R)
• M4: 1,149,959 km (0.097 R)
• M5: 1,464,862 km (0.069 R)
• M6: 1,885,980 km (0.057 R)
• M7: 2,696,801 km (0.109 R)
• M8: 2,920,150 km (0.07 R)
• M9: 4,227,486 km (0.079 R)
• M10: 4,845,774 km (0.044 R)
• M11: 6,652,767 km (0.087 R)
• M12: 12,664,357 km (0.107 R)
• M13: 12,850,457 km (0.076 R)
• M14: 13,101,482 km (0.09 R)
• M15: 13,355,799 km (0.077 R)
• M16: 15,299,075 km (0.071 R)
• M17: 18,515,579 km (0.079 R)
• M18: 22,881,892 km (0.102 R)
• M19: 24,285,868 km (0.097 R)
• M20: 24,766,376 km (0.07 R)
• M21: 26,245,899 km (0.116 R)
• M22: 29,163,507 km (0.048 R)
• M23: 33,934,332 km (0.106 R)
• M24: 39,068,830 km (0.096 R)
• M25: 40,261,275 km (0.038 R)
• M26: 40,934,166 km (0.12 R)
• M27: 41,888,750 km (0.086 R)
• M28: 42,718,570 km (0.12 R)
• M29: 47,480,120 km (0.1 R)
• M30: 52,583,352 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.4

Radius: 6.2

Gravity: 25.95 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.86 AU - 9.14 AU

Year: 15089 Days

Day: 15.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,825,332 km

• M1: 77,193 km (0.046 R)
• M2: 493,523 km (0.05 R)
• M3: 728,841 km (0.075 R)
• M4: 1,233,285 km (0.061 R)
• M5: 1,800,410 km (0.12 R)
• M6: 2,183,531 km (0.105 R)
• M7: 2,958,148 km (0.12 R)
• M8: 3,693,422 km (0.077 R)
• M9: 3,933,227 km (0.118 R)
• M10: 5,070,021 km (0.087 R)
• M11: 5,366,674 km (0.059 R)
• M12: 7,209,271 km (0.086 R)
• M13: 8,684,007 km (0.108 R)
• M14: 8,948,047 km (0.028 R)
• M15: 9,603,585 km (0.119 R)
• M16: 9,943,022 km (0.107 R)
• M17: 11,132,924 km (0.12 R)
• M18: 11,762,133 km (0.086 R)
• M19: 16,202,796 km (0.086 R)
• M20: 17,175,032 km (0.109 R)
• M21: 18,968,860 km (0.105 R)
• M22: 21,646,363 km (0.052 R)
• M23: 23,941,194 km (0.12 R)
• M24: 31,294,229 km (0.069 R)
• M25: 32,040,423 km (0.088 R)
• M26: 33,827,519 km (0.077 R)
• M27: 34,481,561 km (0.03 R)
• M28: 39,298,164 km (0.095 R)
• M29: 39,730,651 km (0.072 R)
• M30: 46,284,983 km (0.111 R)
• M31: 49,732,765 km (0.056 R)
• M32: 50,408,349 km (0.114 R)
• M33: 51,433,094 km (0.072 R)
• M34: 56,217,085 km (0.117 R)
• M35: 58,061,626 km (0.099 R)
• M36: 65,843,708 km (0.09 R)
• M37: 66,046,712 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.9

Radius: 6

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.28 AU - 11.98 AU

Year: 23112 Days

Day: 20.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,825,332 km

• M1: 76,295 km (0.118 R)
• M2: 468,241 km (0.096 R)
• M3: 706,551 km (0.072 R)
• M4: 1,105,079 km (0.029 R)
• M5: 1,597,705 km (0.114 R)
• M6: 2,096,315 km (0.032 R)
• M7: 4,277,602 km (0.025 R)
• M8: 4,581,285 km (0.11 R)
• M9: 4,866,868 km (0.036 R)
• M10: 6,398,451 km (0.08 R)
• M11: 8,272,014 km (0.117 R)
• M12: 12,078,981 km (0.08 R)
• M13: 13,123,174 km (0.093 R)
• M14: 14,494,538 km (0.12 R)
• M15: 17,063,133 km (0.116 R)
• M16: 17,749,787 km (0.053 R)
• M17: 18,139,041 km (0.11 R)
• M18: 21,025,382 km (0.093 R)
• M19: 27,377,607 km (0.092 R)
• M20: 28,635,875 km (0.1 R)
• M21: 31,042,157 km (0.053 R)
• M22: 31,607,188 km (0.115 R)
• M23: 36,879,166 km (0.101 R)
• M24: 44,255,987 km (0.112 R)
• M25: 50,664,909 km (0.076 R)
• M26: 51,921,681 km (0.055 R)
• M27: 53,360,364 km (0.031 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 12,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit