🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 14.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.51 AU - 2.03 AU

Year: 1545 Days

Day: 12.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,016,381 km

• M1: 177,872 km (0.072 R)
• M2: 653,593 km (0.057 R)
• M3: 1,186,012 km (0.078 R)
• M4: 1,633,010 km (0.116 R)
• M5: 2,109,330 km (0.1 R)
• M6: 2,821,565 km (0.08 R)
• M7: 4,417,924 km (0.073 R)
• M8: 4,980,861 km (0.118 R)
• M9: 5,849,726 km (0.041 R)
• M10: 6,460,085 km (0.066 R)
• M11: 6,915,012 km (0.064 R)
• M12: 7,391,182 km (0.11 R)
• M13: 8,024,280 km (0.083 R)
• M14: 9,551,076 km (0.045 R)

Asteroid Belt

Center: 2.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 8.5

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.47 AU - 2.85 AU

Year: 2846 Days

Day: 5.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,016,381 km

• M1: 105,766 km (0.09 R)
• M2: 425,756 km (0.068 R)
• M3: 708,346 km (0.081 R)
• M4: 1,008,290 km (0.116 R)
• M5: 1,348,924 km (0.117 R)
• M6: 2,029,295 km (0.082 R)
• M7: 2,306,051 km (0.059 R)
• M8: 4,053,654 km (0.089 R)
• M9: 4,838,444 km (0.065 R)
• M10: 5,696,238 km (0.109 R)
• M11: 9,011,028 km (0.095 R)
• M12: 9,280,902 km (0.102 R)
• M13: 10,674,706 km (0.071 R)
• M14: 11,598,772 km (0.042 R)
• M15: 12,039,786 km (0.11 R)
• M16: 13,386,466 km (0.11 R)
• M17: 13,961,221 km (0.089 R)
• M18: 14,231,993 km (0.102 R)
• M19: 14,924,332 km (0.119 R)
• M20: 15,446,130 km (0.101 R)
• M21: 15,735,901 km (0.055 R)
• M22: 17,291,120 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.2

Radius: 12

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.38 AU - 3.86 AU

Year: 4518 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,016,381 km

• M1: 149,299 km (0.077 R)
• M2: 522,396 km (0.092 R)
• M3: 931,396 km (0.116 R)
• M4: 1,489,696 km (0.098 R)
• M5: 2,633,371 km (0.086 R)
• M6: 3,594,986 km (0.09 R)
• M7: 4,510,077 km (0.079 R)
• M8: 4,968,744 km (0.106 R)
• M9: 5,412,750 km (0.038 R)
• M10: 6,078,760 km (0.062 R)
• M11: 6,825,552 km (0.113 R)
• M12: 8,225,489 km (0.085 R)
• M13: 9,106,920 km (0.119 R)
• M14: 9,946,314 km (0.1 R)
• M15: 10,545,902 km (0.117 R)
• M16: 10,983,625 km (0.103 R)
• M17: 11,624,503 km (0.113 R)
• M18: 13,188,997 km (0.101 R)
• M19: 13,826,733 km (0.082 R)
• M20: 14,529,544 km (0.085 R)
• M21: 15,863,957 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 8.1

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.77 AU - 4.03 AU

Year: 5052 Days

Day: 9.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,016,381 km

• M1: 108,758 km (0.1 R)
• M2: 496,515 km (0.038 R)
• M3: 925,861 km (0.109 R)
• M4: 1,759,271 km (0.089 R)
• M5: 2,859,115 km (0.039 R)
• M6: 5,163,520 km (0.102 R)
• M7: 5,515,973 km (0.072 R)
• M8: 6,483,273 km (0.088 R)
• M9: 8,086,214 km (0.11 R)
• M10: 9,212,985 km (0.061 R)
• M11: 9,651,157 km (0.099 R)
• M12: 11,049,897 km (0.093 R)
• M13: 11,636,321 km (0.097 R)
• M14: 22,027,090 km (0.11 R)
• M15: 26,529,986 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.6

Radius: 13

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.53 AU - 5.59 AU

Year: 6388 Days

Day: 7.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,016,381 km

• M1: 161,715 km (0.084 R)
• M2: 834,906 km (0.116 R)
• M3: 1,476,531 km (0.054 R)
• M4: 1,953,000 km (0.114 R)
• M5: 3,205,434 km (0.11 R)
• M6: 3,813,848 km (0.109 R)
• M7: 4,573,955 km (0.077 R)
• M8: 5,263,751 km (0.115 R)
• M9: 6,238,381 km (0.071 R)
• M10: 7,020,179 km (0.115 R)
• M11: 10,105,037 km (0.091 R)
• M12: 11,560,175 km (0.094 R)
• M13: 12,338,234 km (0.072 R)
• M14: 13,254,970 km (0.07 R)
• M15: 14,547,196 km (0.076 R)
• M16: 17,256,414 km (0.062 R)
• M17: 20,078,428 km (0.049 R)
• M18: 22,073,315 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736

Radius: 4

Gravity: 46 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.51 AU - 6.39 AU

Year: 9521 Days

Day: 23.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,016,381 km

• M1: 52,958 km (0.036 R)
• M2: 299,794 km (0.104 R)
• M3: 429,495 km (0.077 R)
• M4: 1,047,634 km (0.065 R)
• M5: 1,331,271 km (0.053 R)
• M6: 1,882,540 km (0.084 R)
• M7: 2,264,164 km (0.117 R)
• M8: 2,822,164 km (0.07 R)
• M9: 3,745,033 km (0.04 R)
• M10: 4,148,349 km (0.101 R)
• M11: 5,599,747 km (0.059 R)
• M12: 5,806,492 km (0.112 R)
• M13: 7,116,072 km (0.061 R)
• M14: 7,690,976 km (0.113 R)
• M15: 7,946,639 km (0.096 R)
• M16: 9,455,034 km (0.043 R)
• M17: 10,199,732 km (0.079 R)
• M18: 11,861,615 km (0.076 R)
• M19: 12,785,980 km (0.09 R)
• M20: 13,882,383 km (0.059 R)
• M21: 15,914,820 km (0.092 R)
• M22: 16,121,415 km (0.097 R)
• M23: 16,610,600 km (0.102 R)
• M24: 17,987,947 km (0.089 R)
• M25: 21,887,964 km (0.084 R)
• M26: 22,401,084 km (0.116 R)
• M27: 22,747,553 km (0.085 R)
• M28: 23,629,582 km (0.064 R)
• M29: 24,809,760 km (0.1 R)
• M30: 26,028,833 km (0.112 R)
• M31: 27,287,250 km (0.118 R)
• M32: 30,875,804 km (0.09 R)
• M33: 31,737,936 km (0.044 R)
• M34: 33,510,372 km (0.091 R)
• M35: 35,464,718 km (0.035 R)
• M36: 39,472,595 km (0.103 R)
• M37: 39,851,227 km (0.108 R)
• M38: 43,502,911 km (0.1 R)
• M39: 45,548,064 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.7

Radius: 6.9

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.14 AU - 8.02 AU

Year: 12358 Days

Day: 23.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,016,381 km

• M1: 97,538 km (0.067 R)
• M2: 362,476 km (0.114 R)
• M3: 885,470 km (0.103 R)
• M4: 1,167,911 km (0.114 R)
• M5: 1,598,304 km (0.065 R)
• M6: 1,986,959 km (0.106 R)
• M7: 2,601,507 km (0.033 R)
• M8: 3,697,611 km (0.117 R)
• M9: 3,971,823 km (0.084 R)
• M10: 6,024,007 km (0.109 R)
• M11: 6,801,018 km (0.114 R)
• M12: 7,298,132 km (0.056 R)
• M13: 7,642,955 km (0.048 R)
• M14: 8,089,056 km (0.044 R)
• M15: 8,458,413 km (0.076 R)
• M16: 13,616,548 km (0.086 R)
• M17: 13,941,774 km (0.108 R)
• M18: 14,338,806 km (0.074 R)
• M19: 14,948,567 km (0.1 R)
• M20: 18,655,303 km (0.094 R)
• M21: 20,295,195 km (0.084 R)
• M22: 31,626,037 km (0.057 R)
• M23: 33,007,274 km (0.099 R)
• M24: 36,012,845 km (0.077 R)
• M25: 42,285,933 km (0.118 R)
• M26: 48,039,616 km (0.071 R)
• M27: 48,642,196 km (0.064 R)
• M28: 52,363,743 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.2

Radius: 3.8

Gravity: 17.53 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.32 AU - 10.48 AU

Year: 22002 Days

Day: 24.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,016,381 km

• M1: 51,611 km (0.095 R)
• M2: 228,286 km (0.095 R)
• M3: 861,085 km (0.081 R)
• M4: 1,104,930 km (0.049 R)
• M5: 1,365,081 km (0.094 R)
• M6: 1,796,222 km (0.096 R)
• M7: 2,352,875 km (0.054 R)
• M8: 2,944,984 km (0.079 R)
• M9: 3,237,747 km (0.069 R)
• M10: 3,391,384 km (0.117 R)
• M11: 3,630,740 km (0.054 R)
• M12: 3,909,890 km (0.06 R)
• M13: 4,866,419 km (0.052 R)
• M14: 5,205,707 km (0.046 R)
• M15: 5,488,297 km (0.111 R)
• M16: 6,200,383 km (0.029 R)
• M17: 7,142,251 km (0.101 R)
• M18: 10,590,183 km (0.075 R)
• M19: 10,758,630 km (0.098 R)
• M20: 13,837,803 km (0.093 R)
• M21: 14,310,981 km (0.032 R)
• M22: 15,868,295 km (0.082 R)
• M23: 17,378,934 km (0.078 R)
• M24: 21,034,358 km (0.026 R)
• M25: 29,373,093 km (0.071 R)
• M26: 30,605,780 km (0.115 R)
• M27: 32,934,570 km (0.085 R)
• M28: 34,633,104 km (0.112 R)
• M29: 38,468,045 km (0.113 R)
• M30: 38,733,282 km (0.118 R)
• M31: 39,133,457 km (0.115 R)
• M32: 39,401,835 km (0.11 R)
• M33: 44,008,103 km (0.101 R)
• M34: 45,323,966 km (0.074 R)
• M35: 48,033,782 km (0.103 R)
• M36: 48,187,419 km (0.094 R)
• M37: 48,495,740 km (0.082 R)
• M38: 53,939,307 km (0.091 R)
• M39: 57,324,258 km (0.097 R)
• M40: 58,192,076 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.7

Radius: 6.4

Gravity: 14.25 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.86 AU - 11.52 AU

Year: 22929 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,016,381 km

• M1: 81,531 km (0.104 R)
• M2: 571,314 km (0.088 R)
• M3: 931,696 km (0.115 R)
• M4: 1,357,900 km (0.078 R)
• M5: 1,668,016 km (0.057 R)
• M6: 2,044,853 km (0.054 R)
• M7: 2,297,225 km (0.072 R)
• M8: 3,209,622 km (0.09 R)
• M9: 3,522,431 km (0.034 R)
• M10: 4,143,113 km (0.025 R)
• M11: 5,520,012 km (0.118 R)
• M12: 7,515,199 km (0.114 R)
• M13: 9,140,879 km (0.032 R)
• M14: 9,711,744 km (0.072 R)
• M15: 10,125,382 km (0.078 R)
• M16: 11,698,853 km (0.106 R)
• M17: 12,032,157 km (0.05 R)
• M18: 13,212,634 km (0.093 R)
• M19: 15,322,263 km (0.087 R)
• M20: 15,721,390 km (0.083 R)
• M21: 16,127,249 km (0.117 R)
• M22: 16,374,085 km (0.054 R)
• M23: 17,473,181 km (0.091 R)
• M24: 18,173,598 km (0.118 R)
• M25: 21,958,275 km (0.112 R)
• M26: 26,923,428 km (0.099 R)
• M27: 27,739,185 km (0.069 R)
• M28: 28,932,976 km (0.106 R)
• M29: 29,175,774 km (0.057 R)
• M30: 32,719,448 km (0.106 R)
• M31: 34,186,704 km (0.078 R)
• M32: 38,998,519 km (0.067 R)
• M33: 48,727,916 km (0.116 R)
• M34: 57,816,585 km (0.12 R)
• M35: 58,201,949 km (0.059 R)
• M36: 73,242,968 km (0.118 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: 550 - 12,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit