🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.5

Radius: 14.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.61 AU - 2.11 AU

Year: 1664 Days

Day: 14.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,014,413 km

• M1: 175,329 km (0.095 R)
• M2: 825,032 km (0.046 R)
• M3: 1,286,841 km (0.043 R)
• M4: 1,971,401 km (0.09 R)
• M5: 2,692,612 km (0.03 R)
• M6: 3,272,603 km (0.105 R)
• M7: 3,863,515 km (0.09 R)
• M8: 4,545,232 km (0.093 R)
• M9: 5,440,875 km (0.109 R)
• M10: 6,605,344 km (0.087 R)
• M11: 7,726,431 km (0.063 R)
• M12: 8,439,414 km (0.089 R)
• M13: 10,664,533 km (0.112 R)
• M14: 13,381,978 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 9.5

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.46 AU - 2.3 AU

Year: 1691 Days

Day: 6.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,014,413 km

• M1: 118,332 km (0.045 R)
• M2: 481,556 km (0.076 R)
• M3: 829,371 km (0.081 R)
• M4: 1,136,645 km (0.094 R)
• M5: 1,550,133 km (0.092 R)
• M6: 2,671,070 km (0.11 R)
• M7: 2,994,650 km (0.062 R)
• M8: 4,262,492 km (0.113 R)
• M9: 5,408,412 km (0.095 R)
• M10: 5,784,351 km (0.112 R)
• M11: 7,697,858 km (0.057 R)
• M12: 9,792,228 km (0.115 R)
• M13: 10,174,899 km (0.103 R)
• M14: 10,970,461 km (0.118 R)
• M15: 11,269,806 km (0.107 R)
• M16: 11,613,133 km (0.055 R)
• M17: 13,098,490 km (0.084 R)
• M18: 13,692,244 km (0.082 R)
• M19: 14,039,611 km (0.093 R)
• M20: 15,394,668 km (0.067 R)
• M21: 16,056,040 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.7

Radius: 14.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.02 AU - 2.26 AU

Year: 2054 Days

Day: 13.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,014,413 km

• M1: 175,329 km (0.089 R)
• M2: 753,674 km (0.071 R)
• M3: 1,800,859 km (0.058 R)
• M4: 2,658,504 km (0.047 R)
• M5: 3,346,504 km (0.108 R)
• M6: 4,221,951 km (0.08 R)
• M7: 4,940,170 km (0.102 R)
• M8: 5,694,443 km (0.052 R)
• M9: 6,428,520 km (0.12 R)
• M10: 9,788,637 km (0.043 R)
• M11: 11,015,190 km (0.116 R)
• M12: 11,612,086 km (0.111 R)
• M13: 13,024,589 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 11.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.22 AU - 2.28 AU

Year: 2214 Days

Day: 12.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,014,413 km

• M1: 141,819 km (0.099 R)
• M2: 1,190,649 km (0.071 R)
• M3: 1,705,865 km (0.116 R)
• M4: 2,393,716 km (0.085 R)
• M5: 3,375,676 km (0.094 R)
• M6: 3,745,033 km (0.115 R)
• M7: 4,380,674 km (0.071 R)
• M8: 6,145,181 km (0.095 R)
• M9: 6,974,851 km (0.097 R)
• M10: 7,373,380 km (0.057 R)
• M11: 8,661,268 km (0.093 R)
• M12: 9,055,309 km (0.082 R)
• M13: 10,057,614 km (0.083 R)
• M14: 10,419,940 km (0.104 R)
• M15: 12,282,284 km (0.071 R)
• M16: 12,780,445 km (0.117 R)
• M17: 13,597,100 km (0.09 R)
• M18: 14,402,385 km (0.073 R)
• M19: 15,191,813 km (0.065 R)
• M20: 17,060,889 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.8

Radius: 13.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2 AU - 2.62 AU

Year: 2303 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,014,413 km

• M1: 163,211 km (0.09 R)
• M2: 820,694 km (0.033 R)
• M3: 1,483,113 km (0.092 R)
• M4: 1,960,929 km (0.075 R)
• M5: 2,513,693 km (0.025 R)
• M6: 3,169,680 km (0.116 R)
• M7: 3,937,416 km (0.064 R)
• M8: 4,417,924 km (0.102 R)
• M9: 6,126,182 km (0.042 R)
• M10: 6,718,590 km (0.115 R)
• M11: 7,260,733 km (0.054 R)
• M12: 8,271,715 km (0.1 R)
• M13: 8,761,349 km (0.094 R)
• M14: 9,871,066 km (0.076 R)
• M15: 11,072,337 km (0.109 R)
• M16: 12,537,798 km (0.101 R)
• M17: 12,966,994 km (0.104 R)
• M18: 14,453,398 km (0.083 R)
• M19: 15,359,213 km (0.112 R)
• M20: 16,969,784 km (0.114 R)
• M21: 17,708,947 km (0.077 R)
• M22: 18,414,301 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.5

Radius: 4.3

Gravity: 36.43 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.87 AU - 7.61 AU

Year: 10226 Days

Day: 24.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,014,413 km

• M1: 53,706 km (0.113 R)
• M2: 251,474 km (0.097 R)
• M3: 603,927 km (0.069 R)
• M4: 817,702 km (0.114 R)
• M5: 1,743,114 km (0.111 R)
• M6: 2,161,091 km (0.067 R)
• M7: 4,398,477 km (0.038 R)
• M8: 5,397,641 km (0.058 R)
• M9: 6,057,816 km (0.111 R)
• M10: 6,425,977 km (0.117 R)
• M11: 7,453,265 km (0.103 R)
• M12: 9,144,768 km (0.069 R)
• M13: 10,543,658 km (0.093 R)
• M14: 10,754,441 km (0.102 R)
• M15: 11,794,745 km (0.065 R)
• M16: 12,310,110 km (0.119 R)
• M17: 14,587,438 km (0.075 R)
• M18: 15,247,913 km (0.069 R)
• M19: 16,205,937 km (0.098 R)
• M20: 19,007,157 km (0.044 R)
• M21: 19,241,129 km (0.104 R)
• M22: 20,521,686 km (0.059 R)
• M23: 23,969,468 km (0.096 R)
• M24: 26,795,223 km (0.092 R)
• M25: 27,385,835 km (0.049 R)
• M26: 33,097,033 km (0.113 R)
• M27: 40,834,235 km (0.033 R)
• M28: 45,118,867 km (0.074 R)
• M29: 45,396,222 km (0.115 R)
• M30: 46,799,899 km (0.097 R)
• M31: 47,799,512 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.8

Radius: 5.1

Gravity: 16.91 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.87 AU - 10.99 AU

Year: 17506 Days

Day: 16.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 38,014,413 km

• M1: 63,429 km (0.093 R)
• M2: 246,388 km (0.093 R)
• M3: 989,740 km (0.106 R)
• M4: 1,619,547 km (0.073 R)
• M5: 2,658,055 km (0.102 R)
• M6: 2,839,517 km (0.114 R)
• M7: 3,817,738 km (0.068 R)
• M8: 4,900,677 km (0.119 R)
• M9: 5,209,447 km (0.091 R)
• M10: 5,827,735 km (0.071 R)
• M11: 6,292,834 km (0.077 R)
• M12: 7,473,760 km (0.112 R)
• M13: 8,069,459 km (0.099 R)
• M14: 8,500,001 km (0.096 R)
• M15: 8,945,653 km (0.026 R)
• M16: 9,148,658 km (0.051 R)
• M17: 9,511,283 km (0.115 R)
• M18: 10,544,107 km (0.081 R)
• M19: 10,770,747 km (0.043 R)
• M20: 11,589,497 km (0.064 R)
• M21: 13,416,236 km (0.079 R)
• M22: 15,426,383 km (0.11 R)
• M23: 16,847,114 km (0.092 R)
• M24: 24,278,538 km (0.09 R)
• M25: 27,455,548 km (0.099 R)
• M26: 29,310,262 km (0.026 R)
• M27: 32,424,740 km (0.096 R)
• M28: 33,632,144 km (0.118 R)
• M29: 36,136,413 km (0.103 R)
• M30: 36,781,180 km (0.109 R)
• M31: 38,360,335 km (0.106 R)
• M32: 38,762,005 km (0.074 R)
• M33: 41,231,417 km (0.077 R)
• M34: 49,898,819 km (0.117 R)
• M35: 51,506,248 km (0.057 R)
• M36: 51,995,134 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.6

Radius: 3

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.19 AU - 9.53 AU

Year: 18786 Days

Day: 20.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,014,413 km

• M1: 44,431 km (0.091 R)
• M2: 427,551 km (0.107 R)
• M3: 721,361 km (0.088 R)
• M4: 1,254,079 km (0.099 R)
• M5: 5,180,574 km (0.113 R)
• M6: 6,773,044 km (0.066 R)
• M7: 7,437,258 km (0.117 R)
• M8: 9,405,667 km (0.115 R)
• M9: 13,243,451 km (0.075 R)
• M10: 13,497,019 km (0.054 R)
• M11: 13,909,610 km (0.117 R)
• M12: 14,651,615 km (0.119 R)
• M13: 14,759,775 km (0.118 R)
• M14: 16,156,570 km (0.071 R)
• M15: 16,446,042 km (0.035 R)
• M16: 16,680,163 km (0.069 R)
• M17: 20,939,513 km (0.042 R)
• M18: 23,207,566 km (0.104 R)
• M19: 24,324,913 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.2

Radius: 3.2

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.15 AU - 11.59 AU

Year: 21907 Days

Day: 24.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 88.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,014,413 km

• M1: 40,092 km (0.114 R)
• M2: 167,998 km (0.073 R)
• M3: 2,506,812 km (0.081 R)
• M4: 5,287,387 km (0.03 R)
• M5: 6,427,024 km (0.095 R)
• M6: 7,296,786 km (0.036 R)
• M7: 9,178,129 km (0.087 R)
• M8: 10,711,058 km (0.111 R)
• M9: 12,569,063 km (0.117 R)
• M10: 17,991,538 km (0.045 R)
• M11: 19,702,339 km (0.069 R)
• M12: 31,681,687 km (0.025 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: 242 - 18,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit