🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.7

Radius: 15

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.76 AU - 0.86 AU

Year: 486 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 76,982,963 km

• M1: 186,549 km (0.097 R)
• M2: 683,213 km (0.093 R)
• M3: 1,156,691 km (0.114 R)
• M4: 1,769,294 km (0.118 R)
• M5: 2,820,817 km (0.077 R)
• M6: 3,887,899 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.8

Radius: 12.4

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.15 AU - 2.39 AU

Year: 2281 Days

Day: 10.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,982,963 km

• M1: 154,235 km (0.068 R)
• M2: 708,047 km (0.104 R)
• M3: 1,352,365 km (0.107 R)
• M4: 2,468,215 km (0.073 R)
• M5: 2,907,883 km (0.066 R)
• M6: 4,396,382 km (0.098 R)
• M7: 5,030,827 km (0.116 R)
• M8: 5,433,095 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.7

Radius: 11

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.75 AU - 4.55 AU

Year: 4650 Days

Day: 13.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,982,963 km

• M1: 137,331 km (0.059 R)
• M2: 489,634 km (0.11 R)
• M3: 968,048 km (0.095 R)
• M4: 1,611,917 km (0.064 R)
• M5: 2,492,301 km (0.111 R)
• M6: 3,196,458 km (0.105 R)
• M7: 4,006,829 km (0.092 R)
• M8: 4,367,360 km (0.05 R)
• M9: 5,206,305 km (0.119 R)
• M10: 6,297,173 km (0.084 R)
• M11: 6,849,488 km (0.066 R)
• M12: 7,367,246 km (0.086 R)
• M13: 9,271,478 km (0.073 R)
• M14: 10,611,276 km (0.074 R)
• M15: 11,216,998 km (0.08 R)
• M16: 11,573,490 km (0.119 R)
• M17: 12,215,414 km (0.106 R)
• M18: 15,457,350 km (0.114 R)
• M19: 15,899,262 km (0.059 R)
• M20: 16,406,398 km (0.043 R)
• M21: 16,924,456 km (0.114 R)
• M22: 18,114,507 km (0.062 R)
• M23: 19,043,211 km (0.092 R)
• M24: 20,594,690 km (0.088 R)
• M25: 22,158,885 km (0.086 R)
• M26: 25,446,299 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.2

Radius: 14.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.42 AU - 4.86 AU

Year: 5617 Days

Day: 13.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,982,963 km

• M1: 180,265 km (0.054 R)
• M2: 782,546 km (0.077 R)
• M3: 1,607,728 km (0.063 R)
• M4: 2,220,631 km (0.095 R)
• M5: 2,832,636 km (0.094 R)
• M6: 3,601,120 km (0.047 R)
• M7: 4,096,887 km (0.036 R)
• M8: 5,169,654 km (0.112 R)
• M9: 6,695,552 km (0.085 R)
• M10: 7,229,317 km (0.106 R)
• M11: 8,182,405 km (0.083 R)
• M12: 8,710,336 km (0.086 R)
• M13: 10,016,026 km (0.119 R)
• M14: 10,956,548 km (0.112 R)
• M15: 11,700,049 km (0.073 R)
• M16: 13,398,883 km (0.046 R)
• M17: 14,424,077 km (0.098 R)
• M18: 15,196,451 km (0.098 R)
• M19: 15,996,351 km (0.09 R)
• M20: 20,276,795 km (0.092 R)
• M21: 21,398,629 km (0.094 R)
• M22: 22,719,429 km (0.083 R)
• M23: 26,215,531 km (0.055 R)
• M24: 33,736,115 km (0.115 R)
• M25: 35,417,146 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.1

Radius: 14.4

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.22 AU - 5.42 AU

Year: 8183 Days

Day: 6 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,982,963 km

• M1: 179,218 km (0.075 R)
• M2: 812,017 km (0.066 R)
• M3: 1,479,373 km (0.102 R)
• M4: 2,154,957 km (0.063 R)
• M5: 2,632,324 km (0.089 R)
• M6: 4,970,688 km (0.089 R)
• M7: 5,983,017 km (0.099 R)
• M8: 7,515,498 km (0.109 R)
• M9: 8,122,117 km (0.09 R)
• M10: 8,805,031 km (0.076 R)
• M11: 9,433,791 km (0.093 R)
• M12: 10,237,431 km (0.076 R)
• M13: 11,086,249 km (0.091 R)
• M14: 11,873,882 km (0.09 R)
• M15: 12,419,466 km (0.088 R)
• M16: 13,560,897 km (0.11 R)
• M17: 16,585,168 km (0.097 R)
• M18: 18,835,419 km (0.048 R)
• M19: 20,341,271 km (0.085 R)
• M20: 21,282,541 km (0.069 R)
• M21: 26,063,689 km (0.114 R)
• M22: 26,522,506 km (0.119 R)
• M23: 27,456,595 km (0.077 R)
• M24: 29,787,928 km (0.084 R)
• M25: 30,390,807 km (0.047 R)
• M26: 32,565,212 km (0.077 R)
• M27: 40,562,565 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892

Radius: 7.3

Gravity: 16.74 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.26 AU - 8.14 AU

Year: 12883 Days

Day: 18.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,982,963 km

• M1: 91,105 km (0.092 R)
• M2: 363,822 km (0.09 R)
• M3: 731,982 km (0.079 R)
• M4: 1,281,904 km (0.068 R)
• M5: 3,302,223 km (0.102 R)
• M6: 3,540,383 km (0.097 R)
• M7: 4,481,952 km (0.117 R)
• M8: 4,741,355 km (0.104 R)
• M9: 5,219,769 km (0.106 R)
• M10: 5,843,442 km (0.116 R)
• M11: 6,639,453 km (0.119 R)
• M12: 9,566,933 km (0.102 R)
• M13: 10,727,215 km (0.079 R)
• M14: 11,916,817 km (0.088 R)
• M15: 12,735,865 km (0.097 R)
• M16: 13,390,805 km (0.064 R)
• M17: 20,508,522 km (0.03 R)
• M18: 20,775,554 km (0.117 R)
• M19: 22,427,264 km (0.116 R)
• M20: 22,805,747 km (0.053 R)
• M21: 23,868,939 km (0.091 R)
• M22: 24,263,578 km (0.088 R)
• M23: 24,964,593 km (0.036 R)
• M24: 25,576,299 km (0.075 R)
• M25: 34,086,623 km (0.061 R)
• M26: 39,314,919 km (0.045 R)
• M27: 40,981,888 km (0.057 R)
• M28: 41,264,179 km (0.105 R)
• M29: 49,227,573 km (0.111 R)
• M30: 50,188,889 km (0.11 R)
• M31: 51,490,091 km (0.11 R)
• M32: 51,818,907 km (0.063 R)
• M33: 53,483,782 km (0.064 R)
• M34: 54,329,459 km (0.078 R)
• M35: 56,744,866 km (0.104 R)
• M36: 61,788,708 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.8

Radius: 7.6

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.98 AU - 9.78 AU

Year: 16177 Days

Day: 19.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,982,963 km

• M1: 94,546 km (0.071 R)
• M2: 388,356 km (0.077 R)
• M3: 627,713 km (0.097 R)
• M4: 1,394,701 km (0.118 R)
• M5: 3,308,357 km (0.108 R)
• M6: 4,210,282 km (0.073 R)
• M7: 4,451,733 km (0.115 R)
• M8: 5,728,102 km (0.039 R)
• M9: 6,450,511 km (0.118 R)
• M10: 9,032,121 km (0.048 R)
• M11: 9,384,125 km (0.098 R)
• M12: 10,386,281 km (0.111 R)
• M13: 12,788,673 km (0.117 R)
• M14: 14,018,368 km (0.054 R)
• M15: 14,490,798 km (0.097 R)
• M16: 16,044,521 km (0.087 R)
• M17: 17,550,673 km (0.053 R)
• M18: 21,993,879 km (0.119 R)
• M19: 23,375,714 km (0.085 R)
• M20: 24,039,929 km (0.114 R)
• M21: 25,010,520 km (0.118 R)
• M22: 27,029,792 km (0.116 R)
• M23: 28,613,884 km (0.043 R)
• M24: 29,155,428 km (0.106 R)
• M25: 29,924,960 km (0.117 R)
• M26: 31,734,645 km (0.061 R)
• M27: 40,378,560 km (0.027 R)
• M28: 44,726,323 km (0.071 R)
• M29: 45,309,006 km (0.115 R)
• M30: 46,192,681 km (0.114 R)
• M31: 46,638,782 km (0.093 R)
• M32: 51,897,446 km (0.047 R)
• M33: 53,843,864 km (0.104 R)
• M34: 54,503,291 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362

Radius: 6.4

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.41 AU - 8.45 AU

Year: 16322 Days

Day: 15.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 59.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,982,963 km

• M1: 80,932 km (0.072 R)
• M2: 436,078 km (0.118 R)
• M3: 674,537 km (0.094 R)
• M4: 1,972,448 km (0.117 R)
• M5: 2,645,489 km (0.077 R)
• M6: 4,226,589 km (0.116 R)
• M7: 6,546,403 km (0.103 R)
• M8: 8,907,356 km (0.05 R)
• M9: 9,806,140 km (0.112 R)
• M10: 11,265,617 km (0.047 R)
• M11: 12,017,496 km (0.104 R)
• M12: 16,213,268 km (0.095 R)
• M13: 16,872,246 km (0.114 R)
• M14: 24,378,918 km (0.111 R)
• M15: 26,227,349 km (0.109 R)
• M16: 27,441,785 km (0.077 R)
• M17: 29,873,348 km (0.113 R)
• M18: 30,530,532 km (0.033 R)
• M19: 33,607,610 km (0.038 R)
• M20: 34,080,340 km (0.107 R)
• M21: 36,511,006 km (0.115 R)
• M22: 37,136,325 km (0.099 R)
• M23: 37,895,983 km (0.079 R)
• M24: 45,492,862 km (0.101 R)
• M25: 47,687,612 km (0.105 R)
• M26: 49,493,408 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556

Radius: 5.2

Gravity: 20.56 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.11 AU - 11.83 AU

Year: 22592 Days

Day: 21.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,982,963 km

• M1: 64,776 km (0.089 R)
• M2: 233,672 km (0.088 R)
• M3: 422,913 km (0.065 R)
• M4: 1,012,778 km (0.113 R)
• M5: 1,223,711 km (0.117 R)
• M6: 1,447,958 km (0.084 R)
• M7: 2,854,028 km (0.042 R)
• M8: 3,564,468 km (0.106 R)
• M9: 4,420,019 km (0.074 R)
• M10: 5,327,330 km (0.1 R)
• M11: 5,886,377 km (0.111 R)
• M12: 7,454,312 km (0.061 R)
• M13: 14,160,037 km (0.043 R)
• M14: 23,510,951 km (0.062 R)
• M15: 30,981,719 km (0.095 R)
• M16: 31,360,351 km (0.092 R)
• M17: 34,097,244 km (0.113 R)
• M18: 35,592,475 km (0.077 R)
• M19: 36,847,900 km (0.108 R)
• M20: 38,567,378 km (0.095 R)
• M21: 41,093,787 km (0.087 R)
• M22: 42,942,069 km (0.102 R)
• M23: 45,817,489 km (0.114 R)
• M24: 47,302,099 km (0.104 R)
• M25: 51,417,387 km (0.11 R)
• M26: 51,593,912 km (0.094 R)
• M27: 53,743,185 km (0.113 R)
• M28: 62,937,769 km (0.057 R)
• M29: 63,139,726 km (0.108 R)
• M30: 63,951,743 km (0.094 R)
• M31: 69,185,874 km (0.052 R)
• M32: 72,017,163 km (0.174 R)
• M33: 73,573,280 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 16,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit